# Math Bubble Jam vs Zen24

The clearest difference is ads: Zen24 at none against Math Bubble Jam's shown. Zen24 also leads on update cadence (every 2 days vs every 9 days). Math Bubble Jam's advantage is iOS requirement (15.0 vs 17.0). On price, in-app purchases and device support there is nothing between them.

Both are free to download. Math Bubble Jam sells 1 one-off in-app purchase and Zen24 sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Math Bubble Jam ships an update every 9 days, Zen24 every 2 days. The most recent releases landed on October 22, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Math Bubble Jam | Zen24 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 9 days | **Every 2 days** |
| Size | 189 MB | 6 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [MIGMIG DIJITAL PLATFORM ANONIM SIRKETI](https://appshunter.io/developer/1825868534) | [Guizhou Vanilla Information Technology Co., Ltd.](https://appshunter.io/developer/1870144710) |

## What reviewers say

### Math Bubble Jam

[App page](https://appshunter.io/ios/app/math-bubble-jam/id6775815248)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $7.99 | one-time |


### Zen24

[App page](https://appshunter.io/ios/app/zen24/id6785171502)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Zen Pro | $4.99 | one-time |


## Frequently asked questions

### Is Math Bubble Jam free?

Math Bubble Jam is free to download, with in-app purchases available.

### Is Zen24 free?

Zen24 is free to download, with in-app purchases available.

### Do Math Bubble Jam or Zen24 have ads?

Math Bubble Jam shows ads; Zen24 does not.

### Which is updated more often, Math Bubble Jam or Zen24?

Math Bubble Jam ships an update every 9 days, and Zen24 every 2 days. Most recently, Math Bubble Jam was updated on October 22, 2026 and Zen24 on October 24, 2026.

---

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