Biocoded vs CollaChat
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Biocoded
This app offers secure communication with end-to-end encryption for calls, texts, and media sharing. It allows for group chats, conference calls, and live streaming with optional recording and self-destructing messages.
- End-to-end encrypted calls
- Encrypted text messaging
- Group chats and conference rooms
- Encrypted photo and video sharing
- Confidential live streaming with recording
- Timed self-destruction of messages
- Real-time location sharing
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Biocoded - Secure communication solution for your iPhone With Biocoded you can: - Make and receive encrypted voice calls - Make and receive encrypted conference calls - Make and receive encrypted video calls - Create group chats - Create and manage chatrooms - Participate in conference rooms - Send encrypted text messages - Take and send encrypted photos - Create a confidential live stream, with recording for later viewing (BIOCODED EVIDENCE) - Share your location in real time with your group (private setups only) - Location pinning - Record and send encrypted voice messages - Send encrypted images and videos from your Camera Roll - Use timed self-destruction of messages - Get in touch with your contacts on their known addresses (phone numbers, e-mails) or dedicated Biocoded IDs Biocoded integrates seamlessly with your existing Address Book Biocoded provides full end-to-end encryption. Read more on http://www.biocoded.com/
CollaChat
A decentralized, open-source messaging app focused on privacy and data security. It leverages blockchain technology for peer-to-peer communication, offering end-to-end encryption and user control over data storage.
- Decentralized communication network
- End-to-end message encryption
- Open-source client and server
- Multi-device support (Web/Mobile/Desktop)
- Group chats and calls
- Message self-destruction and recall
- Contact and chat locking
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CollaChat is an open source private and decentralized messaging app owned by no one and everyone. It is aimed to leverage blockchain technology to put users back in control of their digital communication, while preserve user experiences that they know and love. Distinguished from the traditional messaging apps, CollaChat has three most important features which revolutionize the communication infrastructure: - Decentralized Colla Network is an unstoppable Web3 decentralized peer-to-peer communication and storage network, Colla DApp (e.g. CollaChat) connects to it via Colla Node. There is no centralized storage and control of user data, users can specify which Node(s) or even easily setup own Node(s) to connect to. - End-to-End Encrypted All messages are end-to-end encrypted, only author and intended recipients can see the content. - Open Source Both Colla Network client side (i.e. Colla DApp, e.g. CollaChat) and server side (i.e. Colla Node) are free and open source for anyone to download, install, run and build own deployment. CollaChat supports Web/Mobile/Desktop and Multi-device. It has most popular messaging and social functions: - Chat (supports text, emoji, voice, photo, video, file, card, supports group chat, supports offline messaging) - Voice/Video Call (supports group call) - Collection & Note - Channel Moreover, it provides some useful privacy protection functions: - Message Self-destruction - Message Recall - Contact/Chat Lock
Screenshots
Verdict
The clearest difference is rating: CollaChat at 5.0 against Biocoded's 4.4. CollaChat also leads on review sentiment (100% vs 67%) and device support (4 vs 2). Biocoded's advantage is ratings volume (5 vs 1). 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.
CollaChat holds the better App Store score, 5.0 against 4.4. That said, the two scores are not equally well evidenced: Biocoded has 5 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 67% of Biocoded's written reviews are positive against 100% of CollaChat's.
Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on July 7, 2026 and September 19, 2026 respectively.
| Parameter | Biocoded | CollaChat |
|---|---|---|
| Price | Free | Free |
| Rating | 4.4 (5 ratings) | 5.0 (1 ratings) — better |
| Positive reviews | 66.7% of reviews | 100.0% of reviews — better |
| Number of ratings | 5 — better | 1 |
| Update frequency | Every 2 months | Every 2 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad | iPhone, iPad, iPod, Mac — better |
| Requires iOS | 16.0 | 14.0 — better |
| Further details — not scored | ||
| Size | 75 MB | 288 MB |
| Age rating | 4+ | 4+ |
| Developer | BIOKODA doo | CURL TECH PTE. LTD. |
Customer experience
Biocoded
CollaChat
In-app purchases
Biocoded
No in-app purchases
CollaChat
No in-app purchases








