Biocoded Private vs CollaChat
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Biocoded Private
This app offers secure, end-to-end encrypted communication, including voice and video calls, group chats, and live streaming. It allows for confidential sharing of messages, photos, and location data with self-destructing options.
- End-to-end encrypted calls and messages
- Encrypted group chats and chatrooms
- Confidential live streaming with recording
- Real-time location sharing
- Timed self-destruction of messages
- Encrypted photo and video sharing
Read full descriptionHide full description
** You must have account data for your private setup to run this app. This data can be provided by administrator of your Biocoded private server. ** Biocoded - Secure communication solution for your iPhone With Biocoded you can: - Make and receive encrypted voice or video calls - Make and receive encrypted conference 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.
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
Read full descriptionHide full description
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 device support: CollaChat at 4 against Biocoded Private's 2. CollaChat also leads on iOS requirement (14.0 vs 16.0). On price, rating, ratings volume and update cadence 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.
On the App Store both sit at effectively the same score — 5.0 for Biocoded Private against 5.0 for CollaChat. Both are backed by a comparable volume of ratings — 2 and 1 respectively.
Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on September 8, 2026 and September 19, 2026 respectively.
| Parameter | Biocoded Private | CollaChat |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (2 ratings) | 5.0 (1 ratings) |
| Positive reviews | — | 100.0% of reviews |
| Number of ratings | 2 — 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 Private
CollaChat
In-app purchases
Biocoded Private
No in-app purchases
CollaChat
No in-app purchases







