# U vs ToughSync

The clearest difference is in-app purchases: U at none against ToughSync's 1. U also leads on iOS requirement (12.0 vs 14.0). On price, ads and device support there is nothing between them.

Both are free to download. ToughSync sells 1 one-off in-app purchase. U asks for nothing beyond the download.

## The numbers

| Metric | U | ToughSync |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | — |
| Size | 31 MB | 110 MB |
| Requires iOS | **12.0** | 14.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 17+ |
| Developer | [Ningbo Wanyou Electronic Technology Co., Ltd.](https://appshunter.io/developer/1228091713) | [Enfold Systems, Inc.](https://appshunter.io/developer/1532078799) |

## What reviewers say

### U

[App page](https://appshunter.io/ios/app/u-nas-cloud/id1468870585)

**In-app purchases:** none


### ToughSync

[App page](https://appshunter.io/ios/app/toughsync/id1596366653)

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| enable premium features | $3.99 | one-time |


## Frequently asked questions

### Is U free?

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

### Is ToughSync free?

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

### Do U or ToughSync have ads?

Neither U nor ToughSync 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.*