Comparison

55 Messenger vs ZenChatIM

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

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.

Highlights
  • Text, voice, and video calls
  • Send photos
  • Instant video messaging
  • Trace-less messaging
  • Burn after reading messages
  • Group chat management
Features
Read full description

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.

About

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.

Highlights
  • End-to-end encryption
  • Anti-screenshot protection
  • Remote destruction
  • Top secret sessions
  • Global search
  • Group chat bulletin board
Read full description

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

55 Messenger4 screens
ZenChatIM3 screens

Verdict

The call

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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

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.

UpkeepUpdate frequency

Both ship on a similar rhythm, roughly monthly. The most recent releases landed on September 21, 2026 and September 22, 2026 respectively.

Scorecard2 real differences · 8 level
55 Messenger versus ZenChatIM: the parameters behind the verdict, then further details
Parameter55 MessengerZenChatIM
PriceFreeFree
Rating3.3 (77 ratings)4.7 (216 ratings) — better
Positive reviews64.6% of reviews69.0% of reviews — better
Number of ratings77216 — better
Update frequencyMonthlyMonthly
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPhone, iPodiPhone, iPad, iPod — better
Requires iOS13.0 — better15.0
Further details — not scored
Size236 MB75 MB
Age rating4+17+
DeveloperOCTOPUS US LLC杭州安信博源科技有限公司

Customer experience

55 Messenger

All ratings77 ratings
Positive57.1%
Neutral1.3%
Negative41.6%
Written reviews48 reviews
Positive64.6%
Neutral0.0%
Negative35.4%

ZenChatIM

All ratings216 ratings
Positive93.1%
Neutral1.4%
Negative5.6%
Written reviews71 reviews
Positive69.0%
Neutral0.0%
Negative31.0%

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
Show 6 more
  • 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
Show 2 more
  • Provide customer service
  • Fix network connection problems

ZenChatIM

Not enough reviews yet to summarise bugs or requests.

In-app purchases

None

55 Messenger

No in-app purchases

None

ZenChatIM

No in-app purchases

Questions

Is 55 Messenger free?
55 Messenger is free to download, with no in-app purchases.
Is ZenChatIM free?
ZenChatIM is free to download, with no in-app purchases.
Which has better reviews, 55 Messenger or ZenChatIM?
ZenChatIM is rated higher. 55 Messenger averages 3.3 out of 5 from 77 ratings, while ZenChatIM averages 4.7 from 216 ratings.
Do 55 Messenger or ZenChatIM have ads?
Neither 55 Messenger nor ZenChatIM shows ads.
Which is updated more often, 55 Messenger or ZenChatIM?
55 Messenger ships an update monthly, and ZenChatIM monthly. Most recently, 55 Messenger was updated on September 21, 2026 and ZenChatIM on September 22, 2026.

Other comparisons