# KittenUp vs Perfect Muscle

The clearest difference is ads: KittenUp at none against Perfect Muscle's shown. KittenUp also leads on iOS requirement (7.0 vs 12.0). Perfect Muscle's advantage is update cadence (weekly vs every 8 months). On price, 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.

KittenUp ships an update every 8 months, Perfect Muscle weekly. The most recent releases landed on October 24, 2026 and October 3, 2026 respectively.

## The numbers

| Metric | KittenUp | Perfect Muscle |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/kittenup/id560775652/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 85.7% of reviews | — |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 8 months | **Weekly** |
| Monetization | Free | — |
| Size | 22 MB | 196 MB |
| Requires iOS | **7.0** | 12.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 9+ |
| Developer | [Ryuji Kuwaki](https://appshunter.io/developer/372117022) | [TechQiao Inc.](https://appshunter.io/developer/1594308257) |

## What reviewers say

### KittenUp

[App page](https://appshunter.io/ios/app/kittenup/id560775652)

Guide a kitten to jump higher by tapping the screen. Collect coins from yellow clouds and ride a UFO for a significant boost. Experience an endless sky-high adventure.

**Highlights:** Tap to jump, Collect coins, Ride UFOs, High score chasing, Simple controls

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

**In-app purchases:** none


### Perfect Muscle

[App page](https://appshunter.io/ios/app/perfect-muscle/id6502940014)

**In-app purchases:** none


## Frequently asked questions

### Is KittenUp free?

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

### Is Perfect Muscle free?

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

### Do KittenUp or Perfect Muscle have ads?

Perfect Muscle shows ads; KittenUp does not.

### Which is updated more often, KittenUp or Perfect Muscle?

KittenUp ships an update every 8 months, and Perfect Muscle weekly. Most recently, KittenUp was updated on October 24, 2026 and Perfect Muscle on October 3, 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.*