# 4 Drivers App vs U

The clearest difference is update cadence: U at every 3 weeks against 4 Drivers App's every 6 weeks. 4 Drivers App's advantage is iOS requirement (13.0 vs 16.0). 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.

4 Drivers App ships an update every 6 weeks, U every 3 weeks. The most recent releases landed on October 5, 2026 and September 26, 2026 respectively.

## The numbers

| Metric | 4 Drivers App | U |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Every 3 weeks** |
| Size | 60 MB | 21 MB |
| Requires iOS | **13.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [4 Drivers](https://appshunter.io/developer/1649940810) | [Dea Moneta s.r.l.](https://appshunter.io/developer/1337597423) |

## What reviewers say

### 4 Drivers App

[App page](https://appshunter.io/ios/app/4-drivers-app/id6443847276)

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

**In-app purchases:** none


### U

[App page](https://appshunter.io/ios/app/u-pop-grading/id6754088181)

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

**In-app purchases:** none


## Frequently asked questions

### Is 4 Drivers App free?

4 Drivers App is free to download, with no in-app purchases.

### Is U free?

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

### Do 4 Drivers App or U have ads?

Neither 4 Drivers App nor U shows ads.

### Which is updated more often, 4 Drivers App or U?

4 Drivers App ships an update every 6 weeks, and U every 3 weeks. Most recently, 4 Drivers App was updated on October 5, 2026 and U on September 26, 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.*