# Jelly Blocks vs MindSpark

The clearest difference is update cadence: Jelly Blocks at weekly against MindSpark's every 3 weeks. Jelly Blocks also leads on iOS requirement (15.0 vs 17.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Jelly Blocks sells 1 one-off in-app purchase and MindSpark sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Jelly Blocks ships an update weekly, MindSpark every 3 weeks. The most recent releases landed on October 31, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | Jelly Blocks | MindSpark |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | **Weekly** | Every 3 weeks |
| Size | 27 MB | 6 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Graham Thompson](https://appshunter.io/developer/1896679113) | [MIZOU, CO., LTD.](https://appshunter.io/developer/1542553141) |

## What reviewers say

### Jelly Blocks

[App page](https://appshunter.io/ios/app/jelly-blocks/id6769683283)

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $2.99 | one-time |


### MindSpark

[App page](https://appshunter.io/ios/app/mindspark-brain-age-test/id6789515695)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $0.99 | one-time |


## Frequently asked questions

### Is Jelly Blocks free?

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

### Is MindSpark free?

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

### Do Jelly Blocks or MindSpark have ads?

Both Jelly Blocks and MindSpark show ads.

### Which is updated more often, Jelly Blocks or MindSpark?

Jelly Blocks ships an update weekly, and MindSpark every 3 weeks. Most recently, Jelly Blocks was updated on October 31, 2026 and MindSpark on October 28, 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.*