# 音书AI训练 vs 听苏

The clearest difference is update cadence: 音书AI训练 at every 4 days against 听苏's every 3 weeks. 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.

音书AI训练 ships an update every 4 days, 听苏 every 3 weeks. The most recent releases landed on September 24, 2026 and October 3, 2026 respectively.

## The numbers

| Metric | 音书AI训练 | 听苏 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 4 days** | Every 3 weeks |
| Size | 17 MB | 93 MB |
| Requires iOS | **11.0** | 12.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [音书科技](https://appshunter.io/developer/1188210982) | [奥博铁克(苏州)智能科技有限公司](https://appshunter.io/developer/1597748881) |

## What reviewers say

### 音书AI训练

[App page](https://appshunter.io/ios/app/ai/id1467877301)

**Features:** macOS Compatibility

**In-app purchases:** none


### 听苏

[App page](https://appshunter.io/ios/app/id6446015043)

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

**In-app purchases:** none


## Frequently asked questions

### Is 音书AI训练 free?

音书AI训练 is free to download, with no in-app purchases.

### Is 听苏 free?

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

### Do 音书AI训练 or 听苏 have ads?

Neither 音书AI训练 nor 听苏 shows ads.

### Which is updated more often, 音书AI训练 or 听苏?

音书AI训练 ships an update every 4 days, and 听苏 every 3 weeks. Most recently, 音书AI训练 was updated on September 24, 2026 and 听苏 on October 3, 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.*