# U vs OTTO Driver

The clearest difference is update cadence: U at every 5 weeks against OTTO Driver's every 3 months. OTTO Driver's advantage is iOS requirement (13.0 vs 15.0). 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.

U ships an update every 5 weeks, OTTO Driver every 3 months. The most recent releases landed on October 27, 2026 and November 4, 2026 respectively.

## The numbers

| Metric | U | OTTO Driver |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 5 weeks** | Every 3 months |
| Size | 65 MB | 106 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [SPARC IMAGINATION COMPANY VBA](https://appshunter.io/developer/1484469365) | [CMS SAS](https://appshunter.io/developer/1744555279) |

## What reviewers say

### U

[App page](https://appshunter.io/ios/app/u-wana-partner/id1629610919)

**Features:** macOS Compatibility, Apple Wallet

**In-app purchases:** none


### OTTO Driver

[App page](https://appshunter.io/ios/app/otto-driver/id6502186210)

**Features:** macOS Compatibility, Apple Wallet

**In-app purchases:** none


## Frequently asked questions

### Is U free?

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

### Is OTTO Driver free?

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

### Do U or OTTO Driver have ads?

Neither U nor OTTO Driver shows ads.

### Which is updated more often, U or OTTO Driver?

U ships an update every 5 weeks, and OTTO Driver every 3 months. Most recently, U was updated on October 27, 2026 and OTTO Driver on November 4, 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.*