SimpleX Chat
Ranked 10 of 48 messaging apps by recommenders
Recommended for strong metadata privacy and no phone number or account; open source and audited. Common caveat: Android battery drain and harder usability.
Recommended for strong metadata privacy and no phone number or account; open source and audited. Common caveat: Android battery drain and harder usability.
74 people gave an opinion
- recommend it
- 45
- criticize it
- 29
- approval share
- 61%
Recommended in 13 of 13 months
- November 2025: recommended
- December 2025: recommended
- January 2026: recommended
- February 2026: recommended
- March 2026: recommended
- April 2026: recommended
- May 2026: recommended
- June 2026: recommended
- July 2026: recommended
- August 2026: recommended
- September 2026: recommended
- October 2026: recommended
- November 2026: recommended (month in progress)
Why it doesn’t carry the badge
- 45 people recommend itNeeds 10 or more, met.
- 1.5 recommenders for every criticNeeds 2 to 1 or better, not met.
- Recommended in 13 of 13 monthsNeeds 4 or more, met.
The same three rules apply to every product, and the badge can’t be bought. How the badge works
What people say about it
The reasons people give, with the number of comments that give each one. Open a reason to read what they said.
Why people recommend it
Each mark is one comment
Strong metadata privacy protection
“More technically complex and unreliable protocols such as SimpleX attempt to also protect the metadata.”
Comment from 16 Oct 2026 in “Why I Wrote PGP (1991, revised 1999)” “We know that it's vastly easier to undermine users' privacy on WhatsApp than on SimpleX.”
Comment from 23 Nov 2025 in “Signal knows who you're talking to (2023)” “providing better transport anonymity than general-purpose networks, like Tor or VPN”
Comment from 15 Sep 2026 in “Registration without a phone number on Signal will use zero-knowledge proofs” - Comment from 17 Jun 2026 in “How Did the Feds Get into Anti-ICE Activists' Signal Messages?”
- Comment from 14 Sep 2026 in “Registration without a phone number on Signal will use zero-knowledge proofs”
- Comment from 13 Sep 2026 in “Registration without a phone number on Signal will use zero-knowledge proofs”
No phone number or account needed
“Simplex Chat looks like a decent alternative. It also has the benefit of not needing a phone number or email address.”
Comment from 28 Nov 2025 in “EU Council Approves New "Chat Control" Mandate Pushing Mass Surveillance” “SimpleX for calls and texts (no accounts and therefore the least PII possible)”
Comment from 7 Oct 2026 in “Couple was swatted 55 times in 2 years over a post about Norm Macdonald” “no phone number, no account, p2p via onion routing and public relay servers”
Comment from 27 Mar 2026 in “SimpleX Chat” Open source, auditable, reproducible builds
“everything is open, the clients have reproducible builds, but it seems like it may end up being a hassle”
Comment from 24 Sep 2026 in “Two-tier encryption in the UK” “It's open source, it's auditable, and the code does not have worldviews of its own.”
Comment from 23 Nov 2025 in “Signal knows who you're talking to (2023)” “its model of distribution and being open-source makes it much harder to infiltrate”
Comment from 23 Nov 2025 in “Signal knows who you're talking to (2023)” Two security audits published
“There have been two security audits and a third is coming this year.”
Comment from 27 Mar 2026 in “SimpleX Chat” “the product is solid and they've published two TrailOfBits audits”
Comment from 25 Aug 2026 in “Jabber/XMPP: 25 Years of Digital Independence”
What people warn about
Each mark is one comment
Android battery drain from notifications
“If they fix the android battery issue (due to how notifications work) it would be a lot easier to get people to switch.”
Comment from 23 Nov 2025 in “Signal knows who you're talking to (2023)” “at the moment there are issues with battery usage on android devices because of the way notifications are done”
Comment from 20 Nov 2025 in “Verifying your Matrix devices is becoming mandatory” Harder to use, less reliable
“If you actually want Session or SimpleX, which sacrifice usability for even more privacy, then you know where to find those services.”
Comment from 29 Aug 2026 in “U.S. sanctions against the A/I Collective” “I have built bare minimum hello world bots in simplex and session and I think both had a lot of troubles to go through”
Comment from 22 Dec 2025 on Hacker News “everything is open, the clients have reproducible builds, but it seems like it may end up being a hassle”
Comment from 24 Sep 2026 in “Two-tier encryption in the UK” - Comment from 10 Aug 2026 in “Signal is working on a paid option to create an account without a phone number”
- Comment from 16 Oct 2026 in “Why I Wrote PGP (1991, revised 1999)”
Leaks IP address unless Tor used
“SimpleX seems trustworthy enough, with thoughtful design decisions, even if it fails my "forced tor" requirement.”
Comment from 12 Feb 2026 in “Discord Just Killed Anonymity” “they don't implement Tor by default, so your IP address is an identifier”
Comment from 10 Oct 2026 in “A statement on the Tor Project's relationship with Mullvad” “Unless you install and configure Tor, SimpleX client does not take actions to hide your IP-address from the server”
Comment from 24 Dec 2025 in “We Abandoned Matrix: The Dark Truth About User Security and Safety (2024)” Relay servers may still see traffic
“I liked the SimpleX concept, but would prefer its relay server were replaced by Tor or i2p network.”
Comment from 16 Dec 2025 in ““Super secure” messaging app leaks everyone's phone number” “There is still a risk that a server maliciously records all queues and messages (even though encrypted) sent via the same transport connection”
Comment from 23 Nov 2025 in “Signal knows who you're talking to (2023)”
Other messaging apps people recommend
The four most recommended other messaging apps, with the same counts for each, so you can compare like for like. The tick on each bar marks the 2 to 1 line the badge needs.
See all 48 messaging apps, rankedWhat people said
40 of the 118 comments that mention it, newest first. Each links to the original comment.
“the main issue with SimpleX is that it lies in its marketing material that it has no identifiers”
“would definitely be good for privacy, it would totally enable even more swatting”
“More technically complex and unreliable protocols such as SimpleX attempt to also protect the metadata.”
“they don't implement Tor by default, so your IP address is an identifier”
“take additional steps to mitigate such kinds of Sybil attacks that people talk about against Tor”
“SimpleX for calls and texts (no accounts and therefore the least PII possible)”
“everything is open, the clients have reproducible builds, but it seems like it may end up being a hassle”
“SimpleX + Orbot (and VPN for calls) for secure telecommunication”
“providing better transport anonymity than general-purpose networks, like Tor or VPN”
“offer relatively better level of data security and are available on F-Droid main repo”
“it uses onion routing and can be configured to always use private routing/relays”
“They take steps to protect metadata but it's nothing compared to SimpleX.”
“If you want metadata privacy you should use SimpleX instead anyway.”
“If you actually want Session or SimpleX, which sacrifice usability for even more privacy, then you know where to find those services.”
“the product is solid and they've published two TrailOfBits audits”
“SimpleX has more privacy and anonymity but has worse usability.”
“they use a full-mesh which means sending a message to each user separately”
“I really liked this idea but how do you keep this no identity platform bot free?”
“SimpleX would be a better choice for activism because there's a lot less metadata.”
“whoever wants to continue to talk with you can continue doing so on signal, simplex, matrix, or whatever”
“Nobody could scam you if you only used Signal usernames or SimpleX addresses”
“If you're looking for a decentralized alternative SimpleX Chat is a more secure option.”
“Modern messengers like Signal or SimpleX allow you to share one-time contact info”
“There have been two security audits and a third is coming this year.”
“no phone number, no account, p2p via onion routing and public relay servers”
“SimpleX seems trustworthy enough, with thoughtful design decisions, even if it fails my "forced tor" requirement.”
“simplex is more decentralized considering session's more crypto related and wants to ask you for money for node whereas simplex doesn't”
“Unless you install and configure Tor, SimpleX client does not take actions to hide your IP-address from the server”
“The goal of the design is to prevent correlation of which IP address communicates with which”
“I have built bare minimum hello world bots in simplex and session and I think both had a lot of troubles to go through”
“I liked the SimpleX concept, but would prefer its relay server were replaced by Tor or i2p network.”
“the only unique SimpleX feature I really like is that it uses separate ids for every connection and group”
“Simplex Chat looks like a decent alternative. It also has the benefit of not needing a phone number or email address.”
“If they fix the android battery issue (due to how notifications work) it would be a lot easier to get people to switch.”
“its model of distribution and being open-source makes it much harder to infiltrate”
“We know that it's vastly easier to undermine users' privacy on WhatsApp than on SimpleX.”
“There is still a risk that a server maliciously records all queues and messages (even though encrypted) sent via the same transport connection”
“It's open source, it's auditable, and the code does not have worldviews of its own.”
“Seems to take security and decentralization pretty far while keeping it convenient enough.”
“at the moment there are issues with battery usage on android devices because of the way notifications are done”
Counts come from 1,795,640 Hacker News comments, November 2025 to November 2026. How we count. Report a mistake.