# Bio3G Clock vs Amaze Clock

The clearest difference is in-app purchases: Bio3G Clock at none against Amaze Clock's 1. Bio3G Clock also leads on iOS requirement (13.0 vs 16.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Amaze Clock sells 1 one-off in-app purchase. Bio3G Clock asks for nothing beyond the download.

Bio3G Clock ships an update monthly, Amaze Clock every 2 weeks. The most recent releases landed on September 15, 2026 and September 9, 2026 respectively.

## The numbers

| Metric | Bio3G Clock | Amaze Clock |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Monthly | **Every 2 weeks** |
| Size | 85 MB | 52 MB |
| Requires iOS | **13.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Biometrics 3g (PTY) LTD](https://appshunter.io/developer/1843550149) | [文长 侯](https://appshunter.io/developer/1197107833) |

## What reviewers say

### Bio3G Clock

[App page](https://appshunter.io/ios/app/bio3g-clock/id6447108239)

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

**In-app purchases:** none


### Amaze Clock

[App page](https://appshunter.io/ios/app/amaze-clock/id6476312577)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 终身解锁全部时钟 | $0.99 | one-time |


## Frequently asked questions

### Is Bio3G Clock free?

Bio3G Clock is free to download, with no in-app purchases.

### Is Amaze Clock free?

Amaze Clock is free to download, with in-app purchases available.

### Do Bio3G Clock or Amaze Clock have ads?

Neither Bio3G Clock nor Amaze Clock shows ads.

### Which is updated more often, Bio3G Clock or Amaze Clock?

Bio3G Clock ships an update monthly, and Amaze Clock every 2 weeks. Most recently, Bio3G Clock was updated on September 15, 2026 and Amaze Clock 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.*