# Brain Blocks Challenge vs Sequence Memory Test Puzzle

The clearest difference is in-app purchases: Sequence Memory Test Puzzle at none against Brain Blocks Challenge's 1. Brain Blocks Challenge's advantage is ads (none vs shown) and iOS requirement (12.0 vs 15.6). On price, update cadence and device support there is nothing between them.

Both are free to download. Brain Blocks Challenge sells 1 one-off in-app purchase. Sequence Memory Test Puzzle asks for nothing beyond the download.

Brain Blocks Challenge ships an update every 7 months, Sequence Memory Test Puzzle every 6 months. The most recent releases landed on September 15, 2026 and September 13, 2026 respectively.

## The numbers

| Metric | Brain Blocks Challenge | Sequence Memory Test Puzzle |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | Every 7 months | **Every 6 months** |
| Size | 68 MB | 99 MB |
| Requires iOS | **12.0** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Botan Sahin](https://appshunter.io/developer/1593059777) | [RAJAMRAGHU TECH](https://appshunter.io/developer/1772439027) |

## What reviewers say

### Brain Blocks Challenge

[App page](https://appshunter.io/ios/app/brain-blocks-challenge/id1671997951)

**Features:** macOS Compatibility

**In-app purchases (1)**

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


### Sequence Memory Test Puzzle

[App page](https://appshunter.io/ios/app/sequence-memory-test-puzzle/id6758544281)

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

**In-app purchases:** none


## Frequently asked questions

### Is Brain Blocks Challenge free?

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

### Is Sequence Memory Test Puzzle free?

Sequence Memory Test Puzzle is free to download, with no in-app purchases.

### Do Brain Blocks Challenge or Sequence Memory Test Puzzle have ads?

Sequence Memory Test Puzzle shows ads; Brain Blocks Challenge does not.

### Which is updated more often, Brain Blocks Challenge or Sequence Memory Test Puzzle?

Brain Blocks Challenge ships an update every 7 months, and Sequence Memory Test Puzzle every 6 months. Most recently, Brain Blocks Challenge was updated on September 15, 2026 and Sequence Memory Test Puzzle on September 13, 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.*