Comparison

55 Messenger vs Seagull IM

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

Seagull IM

This secure messaging app offers end-to-end encrypted chats, voice, and video calls. It prioritizes user privacy with features like screenshot notifications and bidirectional deletion, making communication efficient and private.

Highlights
  • End-to-end encryption
  • Screenshot notifications
  • Bidirectional message deletion
  • Large group chat support
  • Voice and video calls
  • Application lock
Features
Read full description

Seagull app is an efficient, convenient, secure and reliable encrypted instant messaging social software. By relying on end-to-end encryption algorithms to protect users' chat privacy, they can send and receive messages at any time and chat with friends via voice or video. Provide users with a secure, private, efficient, and convenient communication platform. Introduction to Seagull Featured Features [Information Encryption] Adopting end-to-end encryption technology to ensure that chat information is not leaked; [Privacy and Security] Mismatch user address book information to protect user address book privacy; Real time voice communication among multiple people makes team collaboration more convenient; [Application encryption] Application lock, chat application information to prevent peeping; [Screenshot Reminder] Friends or group chats. If someone takes a screenshot, the system will notify everyone that it has been taken; [Bi directional deletion] Information transmission error, can actively delete the erroneous information; Powerful Group Control: A large group of ten thousand people, with rich features such as member protection and mute for group members; 【 Convenient Communication 】 Long voice and video calls allow you to have endless conversations; Efficient socialization: Users can chat efficiently anytime and anywhere, with barrier free communication; Batch forwarding: Select multiple chat messages for efficient resolution of batch forwarding issues; 【 Dynamic Sharing 】 Share every exciting moment and record the details of your life.

Screenshots

55 Messenger4 screens
Seagull IM4 screens

Verdict

The call

The clearest difference is in-app purchases: 55 Messenger at none against Seagull IM's 13. 55 Messenger also leads on ads (none vs shown) and iOS requirement (13.0 vs 15.0). Seagull IM's advantage is review sentiment (87% vs 65%) and rating (3.6 vs 3.3). On price, ratings volume, update cadence and device support 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. Seagull IM sells 13 one-off in-app purchases. 55 Messenger asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Seagull IM holds the better App Store score, 3.6 against 3.3. Both are backed by a comparable volume of ratings — 77 and 46 respectively. Written reviews point the same way: 65% of 55 Messenger's written reviews are positive against 87% of Seagull IM's.

UpkeepUpdate frequency

55 Messenger ships an update monthly, Seagull IM every 3 weeks. The most recent releases landed on October 22, 2026 and October 30, 2026 respectively.

Scorecard6 real differences · 4 level
55 Messenger versus Seagull IM: the parameters behind the verdict, then further details
Parameter55 MessengerSeagull IM
PriceFreeFree
Rating3.3 (77 ratings)3.6 (46 ratings) — better
Positive reviews64.6% of reviews87.2% of reviews — better
Number of ratings77 — better46
Update frequencyMonthlyEvery 3 weeks — better
AdsNo — betterYes
In-app purchasesNo — betterYes
MonetizationFree — betterFree with in-app purchases
DevicesiPhone, iPodiPhone, iPod
Requires iOS13.0 — better15.0
Further details — not scored
Size236 MB234 MB
Age rating4+17+
DeveloperOCTOPUS US LLCChengdu zhengdu Technology Co., Ltd

Customer experience

55 Messenger

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

Seagull IM

All ratings46 ratings
Positive63.0%
Neutral2.2%
Negative34.8%
Written reviews86 reviews
Positive87.2%
Neutral0.0%
Negative12.8%

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

Seagull IM

Not enough reviews yet to summarise bugs or requests.

In-app purchases

None

55 Messenger

No in-app purchases

13 purchases

Seagull IM

One-time13
  • 海鸥1个月靓号服务券$2.99
  • 海鸥3个月靓号服务券$7.99
  • 海鸥会员-1个月$9.99
Show 10 more
  • 欧币$14.99
  • 海鸥6个月靓号服务券$14.99
  • 欧币$29.99
  • 海鸥12个月靓号服务券$29.99
  • 海鸥会员-3个月$29.99
  • 欧币$47.99
  • 欧币$59.99
  • 海鸥$69.99
  • 海鸥会员-12个月$99.99
  • 1298元欧币$199.99

Questions

Is 55 Messenger free?
55 Messenger is free to download, with no in-app purchases.
Is Seagull IM free?
Seagull IM is free to download, with in-app purchases available.
Which has better reviews, 55 Messenger or Seagull IM?
Seagull IM is rated higher. 55 Messenger averages 3.3 out of 5 from 77 ratings, while Seagull IM averages 3.6 from 46 ratings.
Do 55 Messenger or Seagull IM have ads?
Seagull IM shows ads; 55 Messenger does not.
Which is updated more often, 55 Messenger or Seagull IM?
55 Messenger ships an update monthly, and Seagull IM every 3 weeks. Most recently, 55 Messenger was updated on October 22, 2026 and Seagull IM on October 30, 2026.

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