# LinChat,chat via Bluetooth vs 得信IM

The clearest difference is update cadence: LinChat,chat via Bluetooth at every 3 days against 得信IM's every 2 months. 得信IM's advantage is iOS requirement (12.0 vs 16.0). On price, 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.

LinChat,chat via Bluetooth ships an update every 3 days, 得信IM every 2 months. The most recent releases landed on October 25, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | LinChat,chat via Bluetooth | 得信IM |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | — | No |
| Update frequency | **Every 3 days** | Every 2 months |
| Size | 12 MB | 37 MB |
| Requires iOS | 16.0 | **12.0** |
| Devices | iPhone, iPad, Mac | iPhone, iPad, iPod |
| Age rating | 17+ | 17+ |
| Developer | [西利 王](https://appshunter.io/developer/1638329051) | [嘉琳 王](https://appshunter.io/developer/1851093294) |

## What reviewers say

### LinChat,chat via Bluetooth

[App page](https://appshunter.io/ios/app/linchatchat-via-bluetooth/id6472197439)

**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 LinChat,chat via Bluetooth free?

LinChat,chat via Bluetooth 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.

### Which is updated more often, LinChat,chat via Bluetooth or 得信IM?

LinChat,chat via Bluetooth ships an update every 3 days, and 得信IM every 2 months. Most recently, LinChat,chat via Bluetooth was updated on October 25, 2026 and 得信IM on October 12, 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.*