# Usin vs Keep24

The clearest difference is in-app purchases: Keep24 at none against Usin's 2. Keep24 also leads on device support. Usin's advantage is iOS requirement (9.0 vs 13.4). On price there is nothing between them.

Both are free to download. Usin sells 2 in-app purchases, starting at $0.99 per month. Keep24 asks for nothing beyond the download.

## The numbers

| Metric | Usin | Keep24 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | — | No |
| Update frequency | — | Every 3 weeks |
| Size | 32 MB | 49 MB |
| Requires iOS | **9.0** | 13.4 |
| Devices | — | **iPhone, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [Daniar Arzymatov](https://appshunter.io/developer/1439414674) | [MDizhital OSOO](https://appshunter.io/developer/1825570725) |

## What reviewers say

### Usin

[App page](https://appshunter.io/ios/app/usin/id1439414675)

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Usin месячная подписка | $0.99 | per month |
| Usin годовая подписка | $9.99 | per year |


### Keep24

[App page](https://appshunter.io/ios/app/keep24/id6479005624)

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

**In-app purchases:** none


## Frequently asked questions

### Is Usin free?

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

### Is Keep24 free?

Keep24 is free to download, with no in-app purchases.

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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.*