# Yarn! A Jumping Physics Game vs Sketchapult!

The clearest difference is in-app purchases: Sketchapult! at none against Yarn! A Jumping Physics Game's 4. Sketchapult! also leads on update cadence (every 2 days vs monthly). Yarn! A Jumping Physics Game's advantage is device support (3 vs 1) and iOS requirement (13.0 vs 16.6). On price and ads there is nothing between them.

Both are free to download. Yarn! A Jumping Physics Game sells 4 one-off in-app purchases. Sketchapult! asks for nothing beyond the download.

Yarn! A Jumping Physics Game ships an update monthly, Sketchapult! every 2 days. The most recent releases landed on November 2, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | Yarn! A Jumping Physics Game | Sketchapult! |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.4 (8 ratings)](https://appshunter.io/ios/app/yarn-a-jumping-physics-game/id1041140887/reviews)** | — |
| Number of ratings | **8** | — |
| Positive reviews | 88.2% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | Yes |
| Update frequency | Monthly | **Every 2 days** |
| Monetization | Free with in-app purchases | — |
| Size | 302 MB | 63 MB |
| Requires iOS | **13.0** | 16.6 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 9+ |
| Developer | [Apps by Erik](https://appshunter.io/developer/526943711) | [evert martin](https://appshunter.io/developer/829392715) |

## What reviewers say

### Yarn! A Jumping Physics Game

[App page](https://appshunter.io/ios/app/yarn-a-jumping-physics-game/id1041140887)

Guide a brave ball of yarn through a city overrun by zombie cats. Jump over obstacles, collect stars, and defeat the menacing feline foes in this atmospheric 2D platformer.

**Highlights:** Physics-based jumping, Obstacle avoidance, Star collection, Zombie cat battles, 2D platformer gameplay, Atmospheric world exploration

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Dark Knit | $0.99 | one-time |
| Sargent Tangle | $0.99 | one-time |
| Sir Doodle | $0.99 | one-time |
| Spoooky Mummy Doodle | $0.99 | one-time |


### Sketchapult!

[App page](https://appshunter.io/ios/app/sketchapult-doodle-defense/id6788915832)

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

**In-app purchases:** none


## Frequently asked questions

### Is Yarn! A Jumping Physics Game free?

Yarn! A Jumping Physics Game is free to download, with in-app purchases available.

### Is Sketchapult! free?

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

### Do Yarn! A Jumping Physics Game or Sketchapult! have ads?

Both Yarn! A Jumping Physics Game and Sketchapult! show ads.

### Which is updated more often, Yarn! A Jumping Physics Game or Sketchapult!?

Yarn! A Jumping Physics Game ships an update monthly, and Sketchapult! every 2 days. Most recently, Yarn! A Jumping Physics Game was updated on November 2, 2026 and Sketchapult! on November 5, 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.*