{"slug": "simplex", "name": "SimpleX", "category": "communication", "category_name": "Email and chat", "description": "", "recommenders": 4, "commenters": 4, "warners": 0, "score": 3.705, "rising": 0.02, "first": "2026-04-09", "latest": "2026-09-13", "why": "If you want metadata privacy you should use SimpleX instead anyway.", "why_is_quote": true, "has_verdict": false, "sentiment": {"recommend": 4, "neutral": 0, "compare": 0, "warn": 0}, "spark": [0, 0, 0, 0, 0, 1, 0, 0, 2, 0, 1, 0], "listed": true, "loved": [], "caveat": "", "short_quote": "If you want metadata privacy you should use SimpleX instead anyway.", "icon": true, "domain": "xn--gckvb8fzb.com", "github_repo": null, "official_url": "https://simplex.chat", "pricing": "", "aliases": ["SimpleX"], "verdict": null, "praise": [{"label": "", "summary": "", "quotes": [{"id": 795040561, "item_id": 49690035, "url": "https://news.ycombinator.com/item?id=49690035", "by": "Cider9986", "date": "2026-09-13", "stance": "recommend", "quote": "If you want metadata privacy you should use SimpleX instead anyway.", "excerpt": "Molly is a security-hardened Signal client only on Android for people unfamiliar. They went through a period of not updating (there were no security updates during that time afaict), but now releases should happen faster on top of Signal. In Molly there's three options. Google Play Services, WebSocket, and UnifiedPush. I use the WebSocket and Molly has used >1% of battery since the last full charge so it doesn't seem", "context": "", "use_case": "metadata privacy messaging", "switched_from": "", "story": "Registration without a phone number on Signal will use zero-knowledge proofs"}, {"id": 781617392, "item_id": 48851087, "url": "https://news.ycombinator.com/item?id=48851087", "by": "arto", "date": "2026-07-09", "stance": "recommend", "quote": "Have you looked into how SimpleX does it?", "excerpt": "@Realman78 Have you looked into how SimpleX does it? https://github.com/simplex-chat/simplex-chat/blob/stable/docs/protocol/simplex-chat.md#decentralized-design-for-chat-groups", "context": "", "use_case": "decentralized group chat", "switched_from": "", "story": "How should group chats work in decentralized systems?"}, {"id": 780157585, "item_id": 48759849, "url": "https://news.ycombinator.com/item?id=48759849", "by": "a022311", "date": "2026-07-02", "stance": "recommend", "quote": "try out SimpleX for a messenger", "excerpt": "Not sure Jolla deserves to be trusted, you'd be much better off with GrapheneOS. In any case, try out SimpleX for a messenger. You can also take a look at https://xn--gckvb8fzb.com/an-overview-of-privacy-focused-decentralized-instant-messengers/", "context": "", "use_case": "private messaging", "switched_from": "", "story": "A new Android malware from Google"}, {"id": 763267985, "item_id": 47704249, "url": "https://news.ycombinator.com/item?id=47704249", "by": "racuna", "date": "2026-04-09", "stance": "recommend", "quote": "I hope people switch to SimpleX.", "excerpt": "A few months ago, a Session update logged me out. I tried to log back in, but my passphrase caused Session to crash. I tried the Play Store version, the F-Droid version, and the desktop version. Support told me that login method had been around for a while, and I didn\u2019t know it. So suddenly, I was locked out and couldn\u2019t access MY ACCOUNT. I used to promote Session, but since their support response was basically a bi", "context": "", "use_case": "messaging", "switched_from": "Session", "story": "Session is shutting down in 90 days"}]}], "caveats": [], "who": [], "tags": [], "use_cases": ["metadata privacy messaging", "decentralized group chat", "private messaging", "messaging"], "compared": [{"slug": "signal", "name": "Signal", "co": 2, "switched_from": 0, "switched_to": 0}], "makers": [], "threads": [{"url": "https://news.ycombinator.com/item?id=49689048", "title": "Registration without a phone number on Signal will use zero-knowledge proofs", "mentions": 1}, {"url": "https://news.ycombinator.com/item?id=48849258", "title": "How should group chats work in decentralized systems?", "mentions": 1}, {"url": "https://news.ycombinator.com/item?id=48755965", "title": "A new Android malware from Google", "mentions": 1}, {"url": "https://news.ycombinator.com/item?id=47703065", "title": "Session is shutting down in 90 days", "mentions": 1}], "sentiment_by_month": {"2025-11": {}, "2025-12": {}, "2026-01": {}, "2026-02": {}, "2026-03": {}, "2026-04": {"recommend": 1}, "2026-05": {}, "2026-06": {}, "2026-07": {"recommend": 2}, "2026-08": {}, "2026-09": {"recommend": 1}, "2026-10": {}}, "quotes": [{"id": 795040561, "item_id": 49690035, "url": "https://news.ycombinator.com/item?id=49690035", "by": "Cider9986", "date": "2026-09-13", "stance": "recommend", "quote": "If you want metadata privacy you should use SimpleX instead anyway.", "excerpt": "Molly is a security-hardened Signal client only on Android for people unfamiliar. They went through a period of not updating (there were no security updates during that time afaict), but now releases should happen faster on top of Signal. In Molly there's three options. Google Play Services, WebSocket, and UnifiedPush. I use the WebSocket and Molly has used >1% of battery since the last full charge so it doesn't seem", "context": "", "use_case": "metadata privacy messaging", "switched_from": "", "story": "Registration without a phone number on Signal will use zero-knowledge proofs"}, {"id": 781617392, "item_id": 48851087, "url": "https://news.ycombinator.com/item?id=48851087", "by": "arto", "date": "2026-07-09", "stance": "recommend", "quote": "Have you looked into how SimpleX does it?", "excerpt": "@Realman78 Have you looked into how SimpleX does it? https://github.com/simplex-chat/simplex-chat/blob/stable/docs/protocol/simplex-chat.md#decentralized-design-for-chat-groups", "context": "", "use_case": "decentralized group chat", "switched_from": "", "story": "How should group chats work in decentralized systems?"}, {"id": 780157585, "item_id": 48759849, "url": "https://news.ycombinator.com/item?id=48759849", "by": "a022311", "date": "2026-07-02", "stance": "recommend", "quote": "try out SimpleX for a messenger", "excerpt": "Not sure Jolla deserves to be trusted, you'd be much better off with GrapheneOS. In any case, try out SimpleX for a messenger. You can also take a look at https://xn--gckvb8fzb.com/an-overview-of-privacy-focused-decentralized-instant-messengers/", "context": "", "use_case": "private messaging", "switched_from": "", "story": "A new Android malware from Google"}, {"id": 763267985, "item_id": 47704249, "url": "https://news.ycombinator.com/item?id=47704249", "by": "racuna", "date": "2026-04-09", "stance": "recommend", "quote": "I hope people switch to SimpleX.", "excerpt": "A few months ago, a Session update logged me out. I tried to log back in, but my passphrase caused Session to crash. I tried the Play Store version, the F-Droid version, and the desktop version. Support told me that login method had been around for a while, and I didn\u2019t know it. So suddenly, I was locked out and couldn\u2019t access MY ACCOUNT. I used to promote Session, but since their support response was basically a bi", "context": "", "use_case": "messaging", "switched_from": "Session", "story": "Session is shutting down in 90 days"}]}