# U vs oLoader II

The clearest difference is update cadence: oLoader II at every 8 days against U's every 3 months. 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 3 months, oLoader II every 8 days. The most recent releases landed on October 18, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | U | oLoader II |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 25.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 8 days** |
| Monetization | Free | — |
| Size | 15 MB | 177 MB |
| Requires iOS | **14.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [a2softin](https://appshunter.io/developer/1133492162) | [TIRAS-12, TOV](https://appshunter.io/developer/1140226201) |

## What reviewers say

### U

[App page](https://appshunter.io/ios/app/u-prox-mobile-config/id1219957223)

This utility app configures U-Prox family access controllers. It allows for bulk editing of access rules, firmware upgrades, and replication of settings across multiple controllers. Users can also access an event log for alerts and access times.

**Highlights:** Bulk edit access rules, Firmware upgrade, Access rules replication, Event log, Setup U-Prox controllers

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

**In-app purchases:** none


### oLoader II

[App page](https://appshunter.io/ios/app/oloader-ii-for-engineers/id6477153101)

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

**In-app purchases:** none


## Frequently asked questions

### Is U free?

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

### Is oLoader II free?

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

### Do U or oLoader II have ads?

Neither U nor oLoader II shows ads.

### Which is updated more often, U or oLoader II?

U ships an update every 3 months, and oLoader II every 8 days. Most recently, U was updated on October 18, 2026 and oLoader II on October 30, 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.*