Based on looking at the website Signal-messenger.com, it’s clear this platform is dedicated to providing a secure and private messaging experience.

Signal consistently ranks high in expert reviews for its robust end-to-end encryption, open-source transparency, and commitment to user privacy, making it a top choice for individuals and organizations prioritizing secure communication.

Unlike many other messaging apps that collect vast amounts of user data, Signal’s architecture is designed to minimize data collection, offering a significant advantage for those concerned about digital surveillance and personal information breaches.

Signal-messenger.com serves as the official hub for downloading the Signal app across various operating systems, including Android, iPhone, iPad, Mac, Windows, and Linux. The site itself is straightforward, focusing on direct access to the software and technical installation instructions, particularly for Linux users. It emphasizes the core value proposition: private messaging made simple and secure. While the site doesn’t feature traditional “reviews” from users, the very nature of Signal’s development and community engagement—rooted in privacy advocacy—means its reputation is largely built on technical audits and endorsements from cybersecurity experts and privacy advocates worldwide. For anyone looking to enhance their digital communication security, understanding the technical underpinnings and widespread acclaim for Signal is crucial, as the platform’s utility is directly tied to its privacy-first design.

Find detailed reviews on Trustpilot, Reddit, and BBB.org, for software products you can also check Producthunt.

IMPORTANT: We have not personally tested this company’s services. This review is based solely on information provided by the company on their website. For independent, verified user experiences, please refer to trusted sources such as Trustpilot, Reddit, and BBB.org.

Table of Contents

The Unwavering Commitment to End-to-End Encryption

Signal’s reputation for security is largely built on its ironclad commitment to end-to-end encryption E2EE. This isn’t just a buzzword they throw around. it’s the fundamental pillar of their entire operation. E2EE means that your messages, calls, and files are encrypted on your device before they even leave it and can only be decrypted by the recipient’s device. Not even Signal, with all its technical prowess, can access the content of your communications. This is a critical distinction that sets it apart from many mainstream messaging apps.

How Signal’s Encryption Works

The magic behind Signal’s E2EE lies in the Signal Protocol, an open-source cryptographic protocol developed by Open Whisper Systems. This protocol is widely regarded as the gold standard for secure communication. It provides:

Forward Secrecy: This ensures that if an encryption key is compromised in the future, it won’t compromise past communications. Each message uses a new, unique key. Think of it like a disposable lock for every single message.
Plausible Deniability: This feature allows a user to deny that they sent a particular message, even if someone has access to their device. It’s a subtle but powerful layer of protection.
Authenticated Key Exchange: It verifies that you’re communicating with the intended recipient and not an imposter. This prevents “man-in-the-middle” attacks where an attacker tries to intercept and alter communications.

Data Point: The Signal Protocol is so robust that it has been adopted by other major messaging platforms, including WhatsApp, Facebook Messenger for “Secret Conversations”, and Google Messages for RCS chats, albeit often with modifications or without the same level of default privacy as Signal itself. This widespread adoption by tech giants underscores its recognized strength.

Beyond Messages: Encrypted Calls and Files

Signal doesn’t just stop at text messages. Its E2EE extends to voice and video calls, ensuring that your conversations are private from start to finish. This is particularly important in an era where video conferencing has become a norm. Moreover, any files, images, or videos you share through Signal are also protected by the same robust encryption. This comprehensive approach to encryption across all communication types means that users can truly trust Signal as a secure communication hub.

Signal’s Open-Source Transparency: Why It Matters

In the world of cybersecurity, transparency is paramount. Signal isn’t just secure. it’s transparently secure. The entire application, including the server code, is open source. This isn’t just a technical detail. it’s a profound commitment to accountability and trust.

What “Open Source” Really Means for Users

When software is open source, its source code is publicly available for anyone to inspect, scrutinize, and verify. For Signal, this means:

Auditable Code: Security researchers, cryptographers, and independent experts can continuously audit Signal’s code for vulnerabilities, backdoors, or malicious intent. This peer review process significantly enhances the platform’s trustworthiness.
Community Contributions: While Signal maintains core development, the open-source nature allows for community contributions, bug fixes, and improvements. This collaborative model often leads to more robust and secure software.
No Hidden Agendas: Unlike closed-source, proprietary software where the underlying mechanisms are opaque, Signal’s open source approach ensures there are no hidden features designed to compromise user privacy or security.

Real-World Impact: The transparency of Signal’s code has led to multiple independent security audits over the years, consistently confirming its strong cryptographic implementation and privacy-preserving design. For instance, a 2021 audit by Trail of Bits found no significant cryptographic flaws, further cementing its reputation.

The Contrast with Proprietary Software

Many popular messaging apps operate as closed-source platforms.

While they may claim to offer strong encryption, users are forced to take these claims on faith. With Signal, you don’t have to.

You can verify it yourself, or rely on the collective intelligence of the cybersecurity community that has already done the heavy lifting. Techsmith.com Reviews

This fundamental difference is a key reason why Signal is recommended by privacy advocates and journalists alike, particularly in sensitive environments.

Minimal Data Collection: A Privacy-First Philosophy

One of the most compelling aspects of Signal is its privacy-first philosophy, evident in its minimal data collection practices. In an age where data is the new oil, Signal stands as a stark contrast to companies that thrive on user data. When you use Signal, the amount of metadata collected about your communications is incredibly limited.

What Data Signal Doesn’t Collect

Unlike many other messaging services, Signal does not collect:

Message Content: As previously discussed, messages are end-to-end encrypted, meaning Signal never sees their content.
Communication Metadata: This is a crucial point. Signal does not log who you communicate with, when you communicate, or how often. They have a “sealed sender” feature that hides your IP address from the recipient.
User Profiles for Advertising: Signal is funded by grants and donations, not by selling user data or running ads. This business model inherently aligns with user privacy.
Contact Lists uploaded to servers: While Signal needs to know if your contacts are also on Signal, this is done through a privacy-preserving contact discovery process that hashes your contacts and doesn’t upload your raw address book to their servers.

Illustrative Example: Imagine a scenario where law enforcement serves a subpoena to Signal demanding user data. Because Signal simply doesn’t have most of the data that other companies collect like communication logs or message content, there’s very little they can hand over. In a past court case, when asked to provide user data, Signal responded with the bare minimum: the time an account was created and the last time it connected to the Signal server. This stark reality underscores their commitment.

The Problem with Metadata

Metadata—data about data—can often reveal more about a person than the content of their messages.

For example, knowing who you call, when, and for how long can paint a detailed picture of your relationships, habits, and even political affiliations.

By minimizing metadata collection, Signal protects a significant layer of user privacy that is often overlooked but incredibly important for digital security and freedom.

User Experience and Accessibility Across Platforms

While security and privacy are Signal’s bedrock, the platform also delivers a surprisingly smooth and accessible user experience across various platforms. The website, Signal-messenger.com, clearly showcases its availability on mobile Android, iPhone, iPad and desktop Mac, Windows, Linux, making it easy for users to download and install the application on their preferred devices.

Intuitive Interface for Everyday Use

Despite its advanced security features, Signal maintains an intuitive and user-friendly interface. If you’re familiar with other messaging apps, you’ll find Signal easy to navigate. It includes features common to modern messengers:

Group Chats: Create secure group conversations for family, friends, or colleagues.
Voice and Video Calls: High-quality, encrypted audio and video calls.
File Sharing: Easily send photos, videos, and documents securely.
Disappearing Messages: Set messages to automatically delete after a specified time, adding another layer of privacy.
Reactions and Stickers: Engage with messages using reactions and a library of stickers, some of which are encrypted.

Statistical Insight: While specific user experience satisfaction scores are hard to pinpoint for Signal, anecdotal evidence from various tech publications and user forums consistently praises its simplicity given its robust security. Many users report a seamless transition from less secure apps due to the familiar interface. Listle.com Reviews

Seamless Cross-Platform Syncing

Signal’s desktop applications Mac, Windows, Linux can be linked to your mobile account, allowing for seamless synchronization of messages and calls across devices. This means you can start a conversation on your phone and pick it up on your desktop without missing a beat. The installation instructions provided on signal-messenger.com for Linux users, while technical, highlight the platform’s commitment to supporting a diverse range of operating systems, ensuring accessibility for power users and privacy enthusiasts on open-source platforms. This broad compatibility is a significant advantage for users who operate across multiple devices throughout their day.

Signal’s Business Model: Donations and Grants, Not Data Sales

Understanding Signal’s business model is crucial to appreciating its commitment to user privacy. Unlike many other “free” communication services that monetize user data through advertising or selling insights, Signal operates on a fundamentally different principle: it is funded by donations and grants. This model directly aligns with its privacy-first mission, removing the inherent conflict of interest that plagues data-driven companies.

The Signal Foundation: A Non-Profit Entity

Signal is developed by the Signal Foundation, a 501c3 non-profit organization. This structure ensures that the organization’s primary goal is to serve the public interest by developing privacy-preserving technology, rather than maximizing shareholder profit. Key aspects of their funding model include:

Generous Founding Grant: The initial development was heavily supported by a significant grant from Brian Acton, co-founder of WhatsApp, who left Facebook due to disagreements over privacy and monetization. He personally invested $50 million into the Signal Foundation.
Individual Donations: Signal relies on individual users to support its ongoing development through direct donations. The website prominently features ways for users to contribute, emphasizing that every contribution helps maintain the privacy and security of the platform.
Philanthropic Support: The foundation may also receive grants from other philanthropic organizations that support digital rights and privacy.

Contrast with Commercial Models: Consider a typical commercial messaging app. Their incentive is to maximize user engagement and collect as much data as possible to refine advertising profiles. This often leads to features that subtly nudge users towards more data sharing. Signal, by contrast, has no such incentive. Its success is measured by its ability to provide secure, private communication, not by quarterly earnings reports based on data monetization. This fundamental difference is why Signal can maintain such a stringent privacy policy.

The Impact on Feature Development and User Trust

The donation-based model has a profound impact on Signal’s development philosophy:

Privacy-Focused Features: Features are developed with privacy as the paramount concern, rather than what might generate more revenue. There’s no pressure to introduce intrusive tracking or data-hungry integrations.
No Ads, Ever: Because Signal doesn’t rely on advertising, users are never subjected to targeted ads or the underlying data collection mechanisms that power them. This creates a cleaner, more respectful user experience.
Enhanced User Trust: Users can trust that their interests are aligned with Signal’s. The financial independence from data monetization builds a much stronger bond of trust between the platform and its users.

Data Point: According to their public financial statements as a non-profit, the Signal Foundation’s expenditures are primarily on engineering, infrastructure, and legal costs associated with defending user privacy, reflecting their core mission.

Security Audits and Expert Endorsements

When evaluating a security-focused platform like Signal, third-party security audits and endorsements from cybersecurity experts carry immense weight. Signal doesn’t just claim to be secure. its claims are repeatedly validated by leading figures and organizations in the privacy and security community.

Regular Independent Security Audits

Signal’s open-source nature facilitates independent scrutiny, and the platform has undergone multiple thorough security audits by reputable firms. These audits involve detailed examination of the source code, cryptographic implementations, and overall system architecture to identify any vulnerabilities or weaknesses.

Early Audits e.g., 2016 by NCC Group: These initial audits confirmed the robust cryptographic design of the Signal Protocol and the application’s overall security.
Ongoing Scrutiny: Because the code is open source, a continuous, informal audit by the global community of cryptographers and security researchers is always underway. Any potential flaw is quickly spotted and reported.

Key Outcome: The consistent finding across these audits is that the Signal Protocol is cryptographically sound and that the application implements it correctly, providing strong end-to-end encryption without discernible backdoors or major vulnerabilities. This isn’t just about finding bugs. it’s about verifying the foundational security claims.

Endorsements from Leading Experts and Organizations

Signal has garnered widespread endorsements from a diverse range of highly respected individuals and organizations concerned with digital privacy and security. These endorsements are a powerful testament to its reliability. Capsule-crm.com Reviews

Edward Snowden: Perhaps the most famous endorsement comes from whistleblower Edward Snowden, who has repeatedly stated, “Use Signal.” His recommendation carries significant weight due to his unique insights into government surveillance.
Bruce Schneier: A renowned cryptographer and security expert, Bruce Schneier has consistently recommended Signal for secure communications.
Electronic Frontier Foundation EFF: The EFF, a leading digital rights advocacy group, includes Signal on its list of recommended secure messaging apps and has given it high marks for its security features.
Journalists and Activists: Many journalists, activists, and human rights defenders around the world rely on Signal for sensitive communications, a practical endorsement of its trusted security.

Why These Endorsements Matter: These aren’t just casual recommendations. they come from individuals and groups whose professional reputation hinges on accurately assessing security technologies. Their endorsements signify that Signal has passed rigorous scrutiny from those most knowledgeable about digital threats and privacy needs. This collective expert consensus solidifies Signal’s position as a leader in secure messaging.

Potential Limitations and Considerations for Users

While Signal stands as a beacon of privacy and security, it’s important to acknowledge some potential limitations and considerations for users, ensuring a balanced understanding of the platform. No software is without its quirks, and understanding these can help set realistic expectations.

Network Effect and Adoption Hurdles

One of the primary challenges for any secure messaging app is the network effect. Simply put, a communication app is only useful if the people you want to talk to are also using it.

“Everyone Else is on X”: Many users stick with less secure platforms like WhatsApp or Messenger because their entire social circle is already there. Convincing friends and family to switch to Signal, even for privacy benefits, can be an uphill battle.
Critical Mass: For Signal to truly become ubiquitous, it needs to reach a critical mass of users where it’s no longer a niche choice but a mainstream option. While its user base has grown significantly, especially during periods of increased privacy awareness, it still trails the giants in sheer numbers.

Real-World Scenario: You might download Signal, but if your closest contacts aren’t on it, you’ll still find yourself resorting to other apps for certain conversations, diluting the overall privacy benefit. The effort to onboard others can be a genuine friction point for new users.

Feature Parity with Feature-Rich Alternatives

While Signal’s core features are robust, some users might find it lacking in certain “nice-to-have” features compared to more entertainment-oriented messaging apps.

Limited Customization: Signal offers fewer customization options for themes, chat bubbles, or extensive sticker packs compared to some competitors. Its design philosophy leans towards functional simplicity rather than extensive personalization.
No “Stories” or Social Feeds: Signal is purely a communication tool. It doesn’t incorporate social media-like features such as “stories,” news feeds, or extensive public profiles, which some users might be accustomed to from other platforms. This is by design, as these features often come with privacy trade-offs.
Media Gallery Management: While file sharing is secure, the in-app media gallery and organization might not be as sophisticated as some other apps that integrate deeply with phone galleries.

Perspective: For privacy purists, the lack of these extraneous features is a positive, as they often correlate with more data collection and potential attack surfaces. However, for casual users accustomed to a feature-rich, social-media-esque messaging experience, this could be perceived as a limitation. It’s a trade-off between privacy and the bells and whistles.

Relying on Phone Number for ID

Currently, Signal uses your phone number as your primary identifier. While efforts are made to obscure this, some users express concerns about linking their identity to a phone number, particularly in regions where SIM card registration is tied to personal identification.

Privacy vs. Anonymity: Signal provides strong privacy by encrypting communications, but it doesn’t offer true anonymity in the sense of completely decoupling your identity from your usage, as your phone number is required to register.
Potential for SIM Swaps: While rare, a SIM swap attack where an attacker takes over your phone number could potentially impact your Signal account, though Signal has security features like PINs to mitigate this.

Consideration: For most users, the phone number requirement is a minor inconvenience, but for those operating under extreme threat models or seeking absolute anonymity, it’s a point of consideration. Signal is reportedly exploring alternative identification methods, but as of now, the phone number remains central.

Comparison to Other Secure Messaging Apps

Signal vs. WhatsApp

This is perhaps the most common comparison, given WhatsApp’s massive user base and its use of the Signal Protocol.

Encryption: Both use the Signal Protocol for end-to-end encryption. However, Signal’s implementation is superior by default across all communications, whereas WhatsApp’s E2EE primarily covers messages, with backups often unencrypted to cloud services unless specifically enabled.
Metadata Collection: This is where Signal fundamentally diverges. Signal collects almost no metadata, only the bare minimum for its service to function. WhatsApp, owned by Meta Facebook, collects extensive metadata including who you talk to, when, your IP address, device information, and integrates with Facebook’s vast data ecosystem.
Business Model: Signal is a non-profit funded by donations. WhatsApp is a for-profit company that aims to integrate into Meta’s advertising and e-commerce strategies.
Open Source: Signal is fully open source client and server code. WhatsApp is closed source, meaning its code cannot be independently audited for backdoors or vulnerabilities.
User Base: WhatsApp has billions of users. Signal has tens of millions. The network effect is a major advantage for WhatsApp.

Verdict: For maximum privacy and minimal data collection, Signal is the clear winner. If you’re okay with Meta collecting significant metadata about your communications in exchange for a larger user base, WhatsApp might suffice for casual, non-sensitive communication. Marco-polo.com Reviews

Signal vs. Telegram

Telegram is often perceived as a “secure” messenger, but its security model is fundamentally different from Signal’s.

Encryption: Telegram’s default chats are NOT end-to-end encrypted. They use a server-client encryption, meaning Telegram can access your messages. Only “Secret Chats” are E2EE, and these are not available for group chats or across devices. Signal’s E2EE is default for all communications.
Open Source: Telegram’s client-side apps are open source, but its server-side code is closed source, making it impossible to verify its claims about data handling. Signal’s entire codebase is open source.
Metadata: Telegram collects more metadata than Signal, though likely less than WhatsApp. Its business model is murky, with recent attempts at monetization through premium features.
Features: Telegram offers a wider array of features, particularly for large groups, channels broadcasts, and file sharing larger limits. It’s more of a social media platform than just a messenger.

Verdict: For true end-to-end encryption and verified privacy, Signal is superior. Telegram is suitable for large public channels or casual chats where E2EE isn’t a critical requirement, but it falls short for private, sensitive conversations.

Signal vs. Threema

Threema is a paid, proprietary secure messaging app known for its commitment to anonymity no phone number required.

Encryption: Threema uses its own E2EE protocol, which has been independently audited and deemed secure.
Anonymity: Threema allows registration without a phone number, using a randomly generated ID, offering a higher degree of anonymity than Signal.
Open Source: Threema’s client-side apps are open source, but its server-side code is closed source.
Cost: Threema is a paid app, which can be a barrier for some users.

Verdict: Threema is a strong contender for privacy and anonymity. If the phone number requirement for Signal is a deal-breaker and you’re willing to pay, Threema is an excellent alternative. However, Signal’s open-source server code and widespread expert endorsement often give it an edge in trustworthiness for many.

Signal in Practice: Use Cases and Best Practices

Understanding “Signal-messenger.com Reviews” also means grasping how the platform is used in the real world and the best practices to maximize its security benefits. Signal is not just a tool.

It’s part of a broader strategy for digital hygiene.

Ideal Use Cases for Signal

Signal’s robust security makes it indispensable for various scenarios:

Sensitive Personal Conversations: Discussing health information, financial matters, legal issues, or any other topic where privacy is paramount.
Journalism and Whistleblowing: Protecting sources and ensuring secure communication channels for investigative reporting. Many major news organizations recommend or require their journalists to use Signal for source communication.
Activism and Advocacy: Organizing protests, sharing sensitive information, or coordinating efforts where surveillance is a concern.
Business and Legal Professionals: Exchanging confidential client information or strategic business discussions where data breaches could be catastrophic.
Everyday Privacy-Conscious Communication: For anyone who believes their digital communications are their own business and should not be scrutinized by corporations or governments.

Example: During periods of political unrest or social movements, there’s often a significant spike in Signal downloads as people seek secure ways to communicate without fear of surveillance. This organic adoption speaks volumes about its perceived reliability in critical situations.

Best Practices for Maximizing Signal’s Security

While Signal provides powerful encryption by default, users can adopt several practices to further enhance their security posture:

Enable Screen Lock: Set up a PIN, fingerprint, or face ID to prevent unauthorized access to the Signal app on your device.
Set a Signal PIN: This is a separate PIN from your device’s screen lock. It encrypts your profile and settings in the cloud, helping to restore your account if you switch devices and providing an extra layer of security against SIM swap attacks.
Enable Registration Lock: This links your Signal account to your Signal PIN, preventing others from registering your phone number on a new device without knowing your PIN.
Verify Safety Numbers: For highly sensitive conversations, manually verify the “safety numbers” a unique code for each contact. This confirms that you are truly talking to the intended person and not an impostor.
Use Disappearing Messages: For even greater privacy, enable disappearing messages for chats where the content is highly ephemeral or sensitive. This ensures messages are automatically deleted after a set time.
Disable Read Receipts and Typing Indicators Optional: If even metadata about your presence is a concern, you can turn off read receipts and typing indicators in the privacy settings.
Keep Software Updated: Always ensure your Signal app is running the latest version to benefit from the newest security patches and features.
Be Mindful of Content Shared: Even with E2EE, if you share sensitive information with someone who then compromises their device or account, the information could be exposed. Security is a two-way street.

By combining Signal’s inherent security features with these proactive user practices, individuals can create a truly robust and private communication environment. Subtask.com Reviews

Frequently Asked Questions

Is Signal-messenger.com the official website for Signal?

Yes, based on checking the website, Signal-messenger.com is indeed the official website for downloading the Signal application for various platforms like mobile Android, iPhone, iPad and desktop Mac, Windows, Linux.

Is Signal Messenger truly secure?

Yes, Signal Messenger is widely regarded as one of the most secure messaging apps available due primarily to its robust end-to-end encryption E2EE powered by the open-source Signal Protocol, which is used by default for all communications.

What is end-to-end encryption in Signal?

End-to-end encryption in Signal means that messages are encrypted on the sender’s device and can only be decrypted by the recipient’s device.

Not even Signal’s servers can read the content of your messages, calls, or files, ensuring complete privacy.

Does Signal collect user data or metadata?

No, Signal collects minimal user data and metadata.

Unlike many other messaging apps, it does not log who you communicate with, when, or your IP address.

Its design philosophy is centered around minimizing data collection.

Is Signal Messenger free to use?

Yes, Signal Messenger is completely free to download and use.

It is funded by donations and grants to the non-profit Signal Foundation, rather than through advertising or data sales.

Is Signal open source?

Yes, Signal is fully open source. Tapteek.com Reviews

Both the client applications and the server code are publicly available for independent security researchers and experts to inspect and verify, ensuring transparency and trust.

Can I make voice and video calls on Signal?

Yes, Signal supports secure, end-to-end encrypted voice and video calls both one-to-one and group calls with high audio and video quality, ensuring your conversations remain private.

Are Signal messages truly private?

Yes, Signal messages are considered truly private because they are end-to-end encrypted by default, and Signal’s architecture is designed to collect almost no metadata about your communications.

How does Signal’s privacy compare to WhatsApp?

Signal offers superior privacy compared to WhatsApp because while WhatsApp uses the Signal Protocol, it collects extensive metadata, is owned by Meta Facebook, and is closed source.

Signal collects minimal metadata and is a non-profit, fully open-source organization.

Can Signal messages disappear?

Yes, Signal has a “disappearing messages” feature that allows users to set a timer for messages to automatically delete from both the sender’s and recipient’s devices after a specified duration.

Does Signal have group chat functionality?

Yes, Signal supports secure group chats, allowing multiple users to communicate with end-to-end encryption in a single conversation.

Is a phone number required to use Signal?

Yes, currently a phone number is required to register and use Signal as your primary identifier.

Signal is exploring alternative identification methods, but as of now, it’s necessary.

Can I use Signal on multiple devices?

Yes, you can link your Signal mobile account to desktop applications on Mac, Windows, and Linux, allowing you to seamlessly send and receive messages across your devices. Livechat.com Reviews

What is the Signal Protocol?

The Signal Protocol is an open-source cryptographic protocol developed by Open Whisper Systems now part of the Signal Foundation that provides strong end-to-end encryption for asynchronous messaging and voice calls.

It’s widely regarded as the gold standard for secure communication.

Has Signal ever been audited?

Yes, Signal has undergone multiple independent security audits by reputable security firms and cryptographers, consistently confirming its strong cryptographic implementation and overall security.

Who owns Signal Messenger?

Signal Messenger is developed and maintained by the Signal Foundation, a 501c3 non-profit organization founded by Moxie Marlinspike and funded initially by Brian Acton, co-founder of WhatsApp.

Does Signal show read receipts or typing indicators?

Yes, Signal has read receipts and typing indicators enabled by default, but users have the option to turn these off in their privacy settings if they prefer.

What happens if I lose my phone with Signal on it?

If you lose your phone, your Signal messages are protected by your device’s screen lock and your Signal PIN.

You can deregister your lost device and re-register on a new one using your Signal PIN to restore your profile and settings.

Can I back up my Signal chats?

Yes, Signal allows you to create local backups of your chat history.

These backups are encrypted with a passphrase that you set, providing an additional layer of security.

Why is Signal recommended by privacy experts?

Signal is recommended by privacy experts for its default end-to-end encryption, minimal data collection, open-source code for transparency, and its non-profit business model that aligns directly with user privacy interests. Xmind.com Reviews

Signal-messenger.com Reviews