# ZenChatIM vs 得信IM

The clearest difference is update cadence: ZenChatIM at monthly against 得信IM's every 2 months. 得信IM's advantage is iOS requirement (12.0 vs 15.0). On price, ads, in-app purchases and device support there is nothing between them.

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

ZenChatIM ships an update monthly, 得信IM every 2 months. The most recent releases landed on November 4, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | ZenChatIM | 得信IM |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (226 ratings)](https://appshunter.io/ios/app/zenchatim/id6476132820/reviews)** | — |
| Number of ratings | **226** | — |
| Positive reviews | 66.2% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Monthly** | Every 2 months |
| Monetization | Free | — |
| Size | 76 MB | 37 MB |
| Requires iOS | 15.0 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 17+ |
| Developer | [杭州安信博源科技有限公司](https://appshunter.io/developer/1725941146) | [嘉琳 王](https://appshunter.io/developer/1851093294) |

## What reviewers say

### ZenChatIM

[App page](https://appshunter.io/ios/app/zenchatim/id6476132820)

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

**In-app purchases:** none


### 得信IM

[App page](https://appshunter.io/ios/app/im/id6755475126)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is ZenChatIM free?

ZenChatIM is free to download, with no in-app purchases.

### Is 得信IM free?

得信IM is free to download, with no in-app purchases.

### Do ZenChatIM or 得信IM have ads?

Neither ZenChatIM nor 得信IM shows ads.

### Which is updated more often, ZenChatIM or 得信IM?

ZenChatIM ships an update monthly, and 得信IM every 2 months. Most recently, ZenChatIM was updated on November 4, 2026 and 得信IM on October 30, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*