# FO RTM vs CGT UD 10

The clearest difference is iOS requirement: CGT UD 10 at 15.0 against FO RTM's 17.0. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Both ship on a similar rhythm, roughly every 13 months. The most recent releases landed on October 30, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | FO RTM | CGT UD 10 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | Yes |
| Update frequency | Every 13 months | Every 13 months |
| Size | 50 MB | 46 MB |
| Requires iOS | 17.0 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 17+ | 17+ |
| Developer | [FO Com](https://appshunter.io/developer/1690809661) | [UNION CGT](https://appshunter.io/developer/1739808466) |

## What reviewers say

### FO RTM

[App page](https://appshunter.io/ios/app/fo-rtm/id6726997830)

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

**In-app purchases:** none


### CGT UD 10

[App page](https://appshunter.io/ios/app/cgt-ud-10/id6740703111)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is FO RTM free?

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

### Is CGT UD 10 free?

CGT UD 10 is free to download, with no in-app purchases.

### Do FO RTM or CGT UD 10 have ads?

Both FO RTM and CGT UD 10 show ads.

### Which is updated more often, FO RTM or CGT UD 10?

FO RTM ships an update every 13 months, and CGT UD 10 every 13 months. Most recently, FO RTM was updated on October 30, 2026 and CGT UD 10 on October 28, 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.*