# Bio3G Clock vs Time Keeper

The clearest difference is update cadence: Time Keeper at daily against Bio3G Clock's monthly. Bio3G Clock's advantage is iOS requirement (13.0 vs 15.6). 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.

Bio3G Clock ships an update monthly, Time Keeper daily. The most recent releases landed on September 15, 2026 and May 17, 2026 respectively.

## The numbers

| Metric | Bio3G Clock | Time Keeper |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | **Daily** |
| Size | 85 MB | 6 MB |
| Requires iOS | **13.0** | 15.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Biometrics 3g (PTY) LTD](https://appshunter.io/developer/1843550149) | [APPSTACK LLC](https://appshunter.io/developer/1454414263) |

## 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


### Time Keeper

[App page](https://appshunter.io/ios/app/time-keeper-hours-tracker/id6738871518)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Bio3G Clock free?

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

### Is Time Keeper free?

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

### Do Bio3G Clock or Time Keeper have ads?

Neither Bio3G Clock nor Time Keeper shows ads.

### Which is updated more often, Bio3G Clock or Time Keeper?

Bio3G Clock ships an update monthly, and Time Keeper daily. Most recently, Bio3G Clock was updated on September 15, 2026 and Time Keeper on May 17, 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.*