# myAcBook vs Zetti

The clearest difference is update cadence: Zetti at every 5 days against myAcBook's fortnightly. Zetti also leads on iOS requirement (15.1 vs 18.0). 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.

myAcBook ships an update fortnightly, Zetti every 5 days. The most recent releases landed on October 30, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | myAcBook | Zetti |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Fortnightly | **Every 5 days** |
| Size | 4 MB | 37 MB |
| Requires iOS | 18.0 | **15.1** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [sanguk han](https://appshunter.io/developer/1813276285) | [GYEONGHO NA](https://appshunter.io/developer/1874817956) |

## What reviewers say

### myAcBook

[App page](https://appshunter.io/ios/app/myacbook/id6745644515)

**Features:** macOS Compatibility

**In-app purchases:** none


### Zetti

[App page](https://appshunter.io/ios/app/zetti-ai-note/id6758754342)

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

**In-app purchases:** none


## Frequently asked questions

### Is myAcBook free?

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

### Is Zetti free?

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

### Do myAcBook or Zetti have ads?

Neither myAcBook nor Zetti shows ads.

### Which is updated more often, myAcBook or Zetti?

myAcBook ships an update fortnightly, and Zetti every 5 days. Most recently, myAcBook was updated on October 30, 2026 and Zetti on October 31, 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.*