# Guardian OTP vs Time Keeper

The clearest difference is iOS requirement: Time Keeper at 15.6 against Guardian OTP's 17.0. 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.

## The numbers

| Metric | Guardian OTP | Time Keeper |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | — | Daily |
| Size | 3 MB | 6 MB |
| Requires iOS | 17.0 | **15.6** |
| Devices | iPhone | **iPhone, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Austin Prueher](https://appshunter.io/developer/1701687169) | [APPSTACK LLC](https://appshunter.io/developer/1454414263) |

## What reviewers say

### Guardian OTP

[App page](https://appshunter.io/ios/app/guardian-otp/id6459233611)

**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 Guardian OTP free?

Guardian OTP 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 Guardian OTP or Time Keeper have ads?

Neither Guardian OTP nor Time Keeper shows ads.

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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.*