# Kuxin IM

> Secure, private, and feature-rich instant messaging with high availability and concurrency. (iPhone/iPad app by 路路 院.)

- Source: https://appshunter.io/ios/app/kuxin-im/id1515690189 (this page in markdown: same URL + `.md`)
- Developer: [路路 院](https://appshunter.io/developer/1448861780)
- Category: Social Networking
- Price: Free
- Rating: 5.00/5 from 1 App Store ratings
- Age rating: 9+
- Requires: iOS 11.0 · 179 MB
- Languages: English, Chinese, Chinese
- Released: 2020-06-08
- Data updated: 2026-06-22
- Monetization: free
- User reviews in markdown: https://appshunter.io/ios/app/kuxin-im/id1515690189/reviews.md

## What is Kuxin IM?

This is an original instant messaging software with stable performance and comprehensive functions. It features:

1. High availability: the server does not need to be restarted for half a year, and automatic load balancing

2. Full functions: mainstream IM has all the functions, and we have none

3. Private cloud: support private deployment and deep customization, not controlled by others

4. High security: communication protocol adopts high-strength encryption algorithm, and chat records are not leaked

5. High freedom: the user-defined protocol is simple and clear, and there are no more restrictions

6. High speed: Based on protobuf's binary byte format, the package is very small, the data volume is small, the transmission speed is fast, and the bandwidth occupation is low

7. High concurrency: the measured concurrency is more than 30W, 2-5 times that of general IM, and supports hundreds of millions of users when clustering

8. Support appointment meeting, voice conference, video conference, shared desktop, text chat in the meeting, member management, etc



Specific functions include:

1. Address book, supporting friend verification or not, QR code, tag grouping, blacking, my colleagues, official account, multi sign on, my mobile phone sending messages to my computer, etc

2. Single chat, support message receipt, burn after reading, display read, message interference free, top setting, withdrawal, video chat, search chat record, etc

3. Group chat, support announcement, @ group members, group sharing, group entry verification, group nickname, group management, number of readers, video conference, etc., support 10000 people

4. Message, support long text, picture, audio recording, video recording, business card, location, animation, file, red envelope, screenshot and other types

5. Privacy, delivered, read, burned after reading, end-to-end encryption, private group, non-public group members and other features are exclusive

## Key features

- End-to-end encryption
- Private cloud deployment
- High availability server
- Large group chat support
- Video and voice conferencing
- Burn after reading messages


## Frequently asked questions about Kuxin IM

### What makes Kuxin IM secure?

Kuxin IM utilizes a high-strength encryption algorithm for its communication protocol, ensuring that chat records are not leaked. It also offers end-to-end encryption and private group options for enhanced privacy.

### Can Kuxin IM be deployed privately?

Yes, Kuxin IM supports private cloud deployment and deep customization, allowing users to maintain control over their data and not be controlled by others.

### How does Kuxin IM handle concurrency?

Kuxin IM is built for high concurrency, with measured concurrency exceeding 300,000, which is 2-5 times that of general IM applications. It supports hundreds of millions of users when clustered.

### What types of messages can be sent on Kuxin IM?

Kuxin IM supports a wide range of message types, including long text, pictures, audio recordings, video recordings, business cards, locations, animations, files, and red envelopes.

### Does Kuxin IM have ads?

No, Kuxin IM is ad-free. The application is available for free and does not display advertisements to users.

### What devices are supported by Kuxin IM?

Kuxin IM is available on iPhone, iPad, and iPod devices, making it accessible to a wide range of Apple users.

### How often is Kuxin IM updated?

The latest version of Kuxin IM is 2.4.6, which was last updated on April 29, 2024. This indicates a relatively active development cycle.

### What is the age rating for Kuxin IM?

Kuxin IM has an age rating of 9+, meaning it is suitable for users aged 9 and above.

## Version history (last 5 releases)

### 2.4.6 — 2024-04-29

1. Fix some known issues
2.Improve software stability

### 2.4.5 — 2023-07-07

1. Fix some known problems
2. Some UI updates

### 2.4.4 — 2023-05-27

1.Fix known issues

### 2.4.3 — 2023-04-15

1. Functional UI optimization

2. Fix known issues

### 2.4.2 — 2023-03-31

1. Resolve known bugs

## Apps similar to Kuxin IM

| App | Rating | Price | Category |
| --- | --- | --- | --- |
| [Coin Chat-Encrypted Chat](https://appshunter.io/ios/app/coin-chat-encrypted-chat/id6451151852) | 1.0 (1) | Free | Social Networking |
| [Shiku IM](https://appshunter.io/ios/app/shiku-im/id1160132242) | 5.0 (1) | Free | Social Networking |
| [Tgtg](https://appshunter.io/ios/app/tgtg/id6473572201) | — | Free | Social Networking |
| [JSPP-Safe Private Messenger](https://appshunter.io/ios/app/jspp-safe-private-messenger/id1318511533) | 3.4 (43) | Free | Social Networking |
| [ucChat](https://appshunter.io/ios/app/ucchat/id978585747) | — | Free | Social Networking |
| [BatChat - Encrypted Messenger](https://appshunter.io/ios/app/batchat-encrypted-messenger/id1661048017) | 3.5 (105) | Free | Social Networking |

## More apps by 路路 院

- [客福宝](https://appshunter.io/ios/app/id1532564344)
- [企业酷信](https://appshunter.io/ios/app/id1598290246)

All apps by 路路 院: https://appshunter.io/developer/1448861780

## Related topics

[kuxin im](https://appshunter.io/ios/topics/kuxin-im)

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-06-22.*