55 Messenger vs ZenChatIM
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
55 Messenger
Communicate with friends through text, voice calls, video, and photos. Enjoy instant video messaging and secure conversations with messages that disappear after being read. Effectively manage group chats with robust features.
- Text, voice, and video calls
- Send photos
- Instant video messaging
- Trace-less messaging
- Burn after reading messages
- Group chat management
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In 55 Messenger, you can: · Talk to your friends by various ways, including text messages, voice calls, videos and photos. · Instant messaging with your friends by video call just like face-to-face. Send message without trace, your chatting record will only be stored in your own phone. · Burn after reading, the message will be destoryed automatically after being viewed. · Manage your multi-person chat effectively with powerful group management features. · Establish chat group and mange it effectively with powerful software functions.
ZenChatIM
This secure messaging app offers robust end-to-end encryption to protect user communication data. It includes advanced security features like anti-screenshot and remote destruction, alongside tools for efficient information exchange and processing.
- End-to-end encryption
- Anti-screenshot protection
- Remote destruction
- Top secret sessions
- Global search
- Group chat bulletin board
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ZenChat is a highly secured encrepted IM software. Based on powerful end-to-end encryption algorithm, carrot chat can comprehensively, effectively and intelligently protect user communication data. As a secure IM software, ZenChat has the following functions: Security: All communication data of ZenChat is encrypted into ciphertext through end-to-end encryption technology. It is kept in ciphertext during the whole transmission process to prevent communication data from being hecked. At the same time, ZenChat also supports anti-screenshot, remote destruction, top secret sessions and other powerful information security functions. High efficiency: Message receipt, group chat bulletin board, global search, special attention, only see someone, reply and other functions make ZenChat more efficient in information exchange and processing. Dear user, if you encounter issues such as fraud or privacy infringement, please file your complaint through the reporting center at https://akeyim.com/report. We value your feedback and will address it promptly. Thank you for your support!
Screenshots
Verdict
The clearest difference is rating: ZenChatIM at 4.7 against 55 Messenger's 3.3. 55 Messenger's advantage is iOS requirement (13.0 vs 15.0). On price, review sentiment, 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.
ZenChatIM holds the better App Store score, 4.7 against 3.3. Both are backed by a comparable volume of ratings — 77 and 216 respectively. Written reviews point the same way: 65% of 55 Messenger's written reviews are positive against 69% of ZenChatIM's.
Both ship on a similar rhythm, roughly monthly. The most recent releases landed on September 21, 2026 and September 22, 2026 respectively.
| Parameter | 55 Messenger | ZenChatIM |
|---|---|---|
| Price | Free | Free |
| Rating | 3.3 (77 ratings) | 4.7 (216 ratings) — better |
| Positive reviews | 64.6% of reviews | 69.0% of reviews — better |
| Number of ratings | 77 | 216 — better |
| Update frequency | Monthly | Monthly |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 13.0 — better | 15.0 |
| Further details — not scored | ||
| Size | 236 MB | 75 MB |
| Age rating | 4+ | 17+ |
| Developer | OCTOPUS US LLC | 杭州安信博源科技有限公司 |
Customer experience
55 Messenger
ZenChatIM
Bugs and requests
55 Messenger
Reported bugs
11 issues- Old version cannot log in
- New version cannot be used
- Cannot log in
- Network abnormal error
- Network connection unstable
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- Cannot answer phone calls
- New messages not pushed
- Cannot register, verification code error
- Cannot download new version
- Cannot log in, old version not working
- Cannot log in, verification code not received
Requested features
7 requests- Update the app
- Fix login issues for old versions
- Allow login with new version
- Improve notification delivery
- Add group chat functionality
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- Provide customer service
- Fix network connection problems
ZenChatIM
Not enough reviews yet to summarise bugs or requests.
In-app purchases
55 Messenger
No in-app purchases
ZenChatIM
No in-app purchases








