# AI15 vs 佳印

The clearest difference is update cadence: 佳印 at fortnightly against AI15's every 6 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.

AI15 ships an update every 6 weeks, 佳印 fortnightly. The most recent releases landed on September 17, 2026 and September 9, 2026 respectively.

## The numbers

| Metric | AI15 | 佳印 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Fortnightly** |
| Size | 116 MB | 58 MB |
| Requires iOS | **9.0** | 10.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [建辉 王](https://appshunter.io/developer/1134276323) | [国山 耿](https://appshunter.io/developer/1505459708) |

## What reviewers say

### AI15

[App page](https://appshunter.io/ios/app/ai15/id1490664469)

**Features:** macOS Compatibility

**In-app purchases:** none


### 佳印

[App page](https://appshunter.io/ios/app/id1505976365)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is AI15 free?

AI15 is free to download, with no in-app purchases.

### Is 佳印 free?

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

### Do AI15 or 佳印 have ads?

Neither AI15 nor 佳印 shows ads.

### Which is updated more often, AI15 or 佳印?

AI15 ships an update every 6 weeks, and 佳印 fortnightly. Most recently, AI15 was updated on September 17, 2026 and 佳印 on September 9, 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.*