# Cell Infex vs Yarn! A Jumping Physics Game

The clearest difference is in-app purchases: Cell Infex at none against Yarn! A Jumping Physics Game's 4. Cell Infex also leads on ads (none vs shown) and review sentiment (100% vs 88%). Yarn! A Jumping Physics Game's advantage is update cadence (monthly vs every 38 months). On price and device support there is nothing between them.

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

Cell Infex ships an update every 38 months, Yarn! A Jumping Physics Game monthly. The most recent releases landed on October 30, 2026 and October 29, 2026 respectively.

## The numbers

| Metric | Cell Infex | Yarn! A Jumping Physics Game |
| --- | --- | --- |
| 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 | **100.0% of reviews** | 88.2% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 38 months | **Monthly** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 25 MB | 302 MB |
| Requires iOS | **9.0** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Neil King](https://appshunter.io/developer/1035164708) | [Apps by Erik](https://appshunter.io/developer/526943711) |

## What reviewers say

### Cell Infex

[App page](https://appshunter.io/ios/app/cell-infex/id1035164709)

Inject a genetically modified cell to destroy an alien virus infecting the population. Strategically infect and eliminate growing cell clusters in various body locations. Discover special cells to aid your mission and compete for a world ranking.

**Highlights:** Strategic cell injection gameplay, Destroying infected cells, Utilizing special in-body cells, Global leaderboard and ranking, No in-game advertisements

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

**In-app purchases:** none


### 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 |


## Frequently asked questions

### Is Cell Infex free?

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

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

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

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

Yarn! A Jumping Physics Game shows ads; Cell Infex does not.

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

Cell Infex ships an update every 38 months, and Yarn! A Jumping Physics Game monthly. Most recently, Cell Infex was updated on October 30, 2026 and Yarn! A Jumping Physics Game on October 29, 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.*