# Ultimate Shape vs Flidunen

The clearest difference is update cadence: Ultimate Shape at every 3 months against Flidunen's every 10 months. Ultimate Shape also leads on 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.

Ultimate Shape ships an update every 3 months, Flidunen every 10 months. The most recent releases landed on October 3, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | Ultimate Shape | Flidunen |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 months** | Every 10 months |
| Size | 151 MB | 16 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 12+ | 4+ |
| Developer | [Core Business B.V. (NL)](https://appshunter.io/developer/1578946033) | [Trainin](https://appshunter.io/developer/1732652497) |

## What reviewers say

### Ultimate Shape

[App page](https://appshunter.io/ios/app/ultimate-shape/id1578946031)

**Features:** macOS Compatibility

**In-app purchases:** none


### Flidunen

[App page](https://appshunter.io/ios/app/flidunen/id6756068929)

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

**In-app purchases:** none


## Frequently asked questions

### Is Ultimate Shape free?

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

### Is Flidunen free?

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

### Do Ultimate Shape or Flidunen have ads?

Neither Ultimate Shape nor Flidunen shows ads.

### Which is updated more often, Ultimate Shape or Flidunen?

Ultimate Shape ships an update every 3 months, and Flidunen every 10 months. Most recently, Ultimate Shape was updated on October 3, 2026 and Flidunen on October 11, 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.*