CollaChat vs TOTP Authenticator
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
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
TOTP Authenticator
Enhance your online security with time-based or counter-based verification codes. This app generates codes offline and allows seamless syncing and transfer of accounts between devices using QR codes for added convenience.
- Offline code generation
- Cross-device syncing
- QR code account setup
- Time-based codes
- Counter-based codes
- Account transfer via QR
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TOTP Authenticator provides an additional layer of security for your online accounts by requiring a second verification step when signing in. In addition to your password, you'll also need to enter a code generated by the Authenticator app on your phone. The verification code can be generated by the Authenticator app on your phone, even without an active network or mobile connection. Sync your Authenticator codes across devices to ensure access even if your phone is lost. Set up your Authenticator accounts quickly and accurately using QR codes. Manage multiple accounts seamlessly within the Authenticator app. Choose between time-based and counter-based code generation methods. Transfer accounts between devices using QR codes. To use Authenticator with your accounts, enable 2-Step Verification where applicable. Permission Notice: Camera: Required for adding accounts using QR codes.
Screenshots
Verdict
The clearest difference is update cadence: TOTP Authenticator at every 6 days against CollaChat's every 2 months. TOTP Authenticator also leads on ratings volume (4 vs 1). CollaChat's advantage is device support (4 vs 2). On price, rating, 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.
On the App Store both sit at effectively the same score — 5.0 for CollaChat against 5.0 for TOTP Authenticator. Both are backed by a comparable volume of ratings — 1 and 4 respectively.
CollaChat ships an update every 2 months, TOTP Authenticator every 6 days. Both last shipped on October 24, 2026.
| Parameter | CollaChat | TOTP Authenticator |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (1 ratings) | 5.0 (4 ratings) |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 1 | 4 — better |
| Update frequency | Every 2 months | Every 6 days — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad, iPod, Mac — better | iPhone, iPod |
| Requires iOS | 14.0 — better | 15.6 |
| Further details — not scored | ||
| Size | 288 MB | 25 MB |
| Age rating | 4+ | 4+ |
| Developer | CURL TECH PTE. LTD. | Abuzer Firdousi |
Customer experience
CollaChat
TOTP Authenticator
In-app purchases
CollaChat
No in-app purchases
TOTP Authenticator
No in-app purchases









