# Cat Watermelon vs WOBBLEKEEP

The clearest difference is in-app purchases: WOBBLEKEEP at none against Cat Watermelon's 3. Cat Watermelon's advantage is update cadence (every 3 days vs weekly) and device support (3 vs 1). On price and ads there is nothing between them.

Both are free to download. Cat Watermelon sells 3 one-off in-app purchases. WOBBLEKEEP asks for nothing beyond the download.

Cat Watermelon ships an update every 3 days, WOBBLEKEEP weekly. The most recent releases landed on October 14, 2026 and October 18, 2026 respectively.

## The numbers

| Metric | Cat Watermelon | WOBBLEKEEP |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 68.2% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 3 days** | Weekly |
| Monetization | Free with in-app purchases | — |
| Size | 228 MB | 7 MB |
| Requires iOS | **13.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [PLAY GO GAMES](https://appshunter.io/developer/1788535570) | [HaEun Kim](https://appshunter.io/developer/1711313351) |

## What reviewers say

### Cat Watermelon

[App page](https://appshunter.io/ios/app/cat-watermelon-merge-game/id6740145697)

Combine adorable cats within a magical glass jar to create bigger and more unique felines. Strategically merge your way to filling the jar with your favorite cat creations in this delightful puzzle adventure.

**Highlights:** Merge cats, Puzzle gameplay, Collect unique cats, Glass jar theme, Addictive gameplay, Regularly updated themes

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Open Slime Theme | $0.99 | one-time |
| Open Planet Theme | $0.99 | one-time |
| Remove Ads | $2.99 | one-time |


### WOBBLEKEEP

[App page](https://appshunter.io/ios/app/wobblekeep-physics-stacker/id6812630575)

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

**In-app purchases:** none


## Frequently asked questions

### Is Cat Watermelon free?

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

### Is WOBBLEKEEP free?

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

### Do Cat Watermelon or WOBBLEKEEP have ads?

Neither Cat Watermelon nor WOBBLEKEEP shows ads.

### Which is updated more often, Cat Watermelon or WOBBLEKEEP?

Cat Watermelon ships an update every 3 days, and WOBBLEKEEP weekly. Most recently, Cat Watermelon was updated on October 14, 2026 and WOBBLEKEEP on October 18, 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.*