FluffyChat vs K9 Chat
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
FluffyChat
This open-source messenger app offers secure, decentralized communication with a user-friendly interface. It supports various message types, group chats, and advanced moderation features, all while prioritizing user privacy and a delightful experience.
- Send messages, images, and files
- Voice messages and location sharing
- Unlimited private and public group chats
- Public channels with thousands of participants
- End-to-end encryption
- Encrypted chat backup
- Discover and join public groups
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FluffyChat is an open source, nonprofit and cute matrix messenger app. The app is easy to use but secure and decentralized. Features: - Send all kinds of messages, images and files - Voice messages - Location sharing - Push notifications - Unlimited private and public group chats - Public channels with thousands of participants - Feature rich group moderation including all matrix features - Discover and join public groups - Material You design - Hides complexity of Matrix IDs behind simple QR codes - Custom emotes and stickers - Spaces - Compatible with Element, Nheko, NeoChat and all other Matrix apps - End to end encryption - Encrypted chat backup - Emoji verification & cross signing ... and much more. FluffyChat comes with a dream! Imagine a world where everyone can choose the messenger they like and is still able to chat with all of their friends. A world where there are no companies spying on you when you send selfies to friends and lovers. And a world where apps are made for fluffyness and not for profit.
K9 Chat
This secure chat application offers end-to-end encryption and zero-trust communication for private teams and organizations. It supports audio, video, screensharing, and voice notes without tracking user activity. Access requires an account provided by an administrator.
- End-to-end encryption
- Zero-trust communication
- Anonymous messaging
- Audio and video calls
- Screensharing
- Voice notes
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K9 Chat is an end-to-end encrypted messaging app for organisations that run their own K9 Chat server. Messages, calls and files are encrypted on your device, so only the people in the conversation can read them. FEATURES • One-to-one and group messaging • Encrypted voice and video calls • Screen sharing • Voice messages • Photo, video and file sharing • Threads, replies and reactions FOR ORGANISATIONS K9 Chat connects only to K9 servers operated by your own organisation, whether on premise, cloud-hosted or hybrid. It is not a public messaging network and does not connect to any other service. BEFORE YOU DOWNLOAD An account is required, and accounts are issued by your organisation's administrator. Without one, you will not be able to sign in.
Screenshots
Verdict
The clearest difference is review sentiment: K9 Chat at 100% against FluffyChat's 48%. K9 Chat also leads on rating (5.0 vs 3.9). FluffyChat's advantage is ratings volume (102 vs 2) and iOS requirement (15.6 vs 18.5). On price, update cadence, ads and in-app purchases there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
K9 Chat holds the better App Store score, 5.0 against 3.9. That said, the two scores are not equally well evidenced: FluffyChat has 102 ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 48% of FluffyChat's written reviews are positive against 100% of K9 Chat's.
FluffyChat ships an update monthly, K9 Chat every 3 weeks. The most recent releases landed on November 3, 2026 and October 16, 2026 respectively.
| Parameter | FluffyChat | K9 Chat |
|---|---|---|
| Price | Free | Free |
| Rating | 3.9 (102 ratings) | 5.0 (2 ratings) — better |
| Positive reviews | 48.2% of reviews | 100.0% of reviews — better |
| Number of ratings | 102 — better | 2 |
| Update frequency | Monthly | Every 3 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 15.6 — better | 18.5 |
| Further details — not scored | ||
| Size | 69 MB | 254 MB |
| Age rating | 17+ | 4+ |
| Developer | Christian Kussowski | Colohost LLC |
Customer experience
FluffyChat
K9 Chat
In-app purchases
FluffyChat
No in-app purchases
K9 Chat
No in-app purchases









