# Ultra vs YFL

The clearest difference is in-app purchases: YFL at none against Ultra's 4. YFL also leads on update cadence (every 4 days vs every 2 months). Ultra's advantage is ads (none vs shown). On price, device support and iOS requirement there is nothing between them.

Both are free to download. Ultra sells 4 in-app purchases, starting at $0.49 per month. YFL asks for nothing beyond the download.

Ultra ships an update every 2 months, YFL every 4 days. The most recent releases landed on October 25, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Ultra | YFL |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | Every 2 months | **Every 4 days** |
| Size | 183 MB | 50 MB |
| Requires iOS | 17.4 | **16.4** |
| Devices | iPhone, Apple Watch | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Frederic Bages](https://appshunter.io/developer/1509045144) | [Andrew Toward](https://appshunter.io/developer/6796404999) |

## What reviewers say

### Ultra

[App page](https://appshunter.io/ios/app/ultra-trails/id1509045145)

**Features:** Family Sharing, Apple Watch app

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Basic (Monthly) | $0.49 | per month |
| Premium (Monthly) | $0.99 | per month |
| Basic (Annual) | $3.99 | per year |
| Premium (Annual) | $8.99 | per year |


### YFL

[App page](https://appshunter.io/ios/app/yfl/id6807950154)

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

**In-app purchases:** none


## Frequently asked questions

### Is Ultra free?

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

### Is YFL free?

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

### Do Ultra or YFL have ads?

YFL shows ads; Ultra does not.

### Which is updated more often, Ultra or YFL?

Ultra ships an update every 2 months, and YFL every 4 days. Most recently, Ultra was updated on October 25, 2026 and YFL on October 24, 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.*