# ZMAX vs Zonebook

The clearest difference is update cadence: Zonebook at every 2 days against ZMAX's every 12 months. ZMAX's advantage is device support (3 vs 1) and iOS requirement (12.0 vs 17.0). On price, ads and in-app purchases there is nothing between them.

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

ZMAX ships an update every 12 months, Zonebook every 2 days. Both last shipped on October 12, 2026.

## The numbers

| Metric | ZMAX | Zonebook |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 12 months | **Every 2 days** |
| Size | 72 MB | 3 MB |
| Requires iOS | **12.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [日聪 吴](https://appshunter.io/developer/1181237165) | [Ansel Hauck](https://appshunter.io/developer/6803564427) |

## What reviewers say

### ZMAX

[App page](https://appshunter.io/ios/app/zmax/id6451305336)

**Features:** macOS Compatibility

**In-app purchases:** none


### Zonebook

[App page](https://appshunter.io/ios/app/zonebook/id6803564425)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is ZMAX free?

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

### Is Zonebook free?

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

### Do ZMAX or Zonebook have ads?

Neither ZMAX nor Zonebook shows ads.

### Which is updated more often, ZMAX or Zonebook?

ZMAX ships an update every 12 months, and Zonebook every 2 days. Most recently, ZMAX was updated on October 12, 2026 and Zonebook 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.*