# Kitty Jam vs Budbrain's Marbles

The clearest difference is ads: Budbrain's Marbles at none against Kitty Jam's shown. Kitty Jam's advantage is iOS requirement (12.0 vs 15.1). On price, update cadence, 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.

Kitty Jam ships an update every 10 days, Budbrain's Marbles every 3 weeks. The most recent releases landed on October 13, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | Kitty Jam | Budbrain's Marbles |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | **Every 10 days** | Every 3 weeks |
| Size | 125 MB | 54 MB |
| Requires iOS | **12.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [GAMETATOR YAZILIM DANISMANLIK TICARET VE SANAYI ANONIM SIRKETI](https://appshunter.io/developer/1537447753) | [Josef Sejrek](https://appshunter.io/developer/481227872) |

## What reviewers say

### Kitty Jam

[App page](https://appshunter.io/ios/app/kitty-jam/id6739863163)

**Features:** macOS Compatibility

**In-app purchases:** none


### Budbrain's Marbles

[App page](https://appshunter.io/ios/app/budbrains-marbles/id6769474323)

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

**In-app purchases:** none


## Frequently asked questions

### Is Kitty Jam free?

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

### Is Budbrain's Marbles free?

Budbrain's Marbles is free to download, with no in-app purchases.

### Do Kitty Jam or Budbrain's Marbles have ads?

Kitty Jam shows ads; Budbrain's Marbles does not.

### Which is updated more often, Kitty Jam or Budbrain's Marbles?

Kitty Jam ships an update every 10 days, and Budbrain's Marbles every 3 weeks. Most recently, Kitty Jam was updated on October 13, 2026 and Budbrain's Marbles on October 8, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*