# Brain Blocks vs 67

The clearest difference is iOS requirement: Brain Blocks at 15.0 against 67's 18.6. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Both ship on a similar rhythm, roughly every 6 days. The most recent releases landed on November 5, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Brain Blocks | 67 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/67-slide-game/id6757681581/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | No | No |
| Ads | Yes | Yes |
| Update frequency | Every 6 days | Every 6 days |
| Monetization | — | Ad-supported |
| Size | 103 MB | 12 MB |
| Requires iOS | **15.0** | 18.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [杰 于](https://appshunter.io/developer/6776325567) | [Jonathan Zazove](https://appshunter.io/developer/936487555) |

## What reviewers say

### Brain Blocks

[App page](https://appshunter.io/ios/app/brain-blocks-brain-test/id6751219386)

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

**In-app purchases:** none


### 67

[App page](https://appshunter.io/ios/app/67-slide-game/id6757681581)

Navigate a block through challenging grid-based puzzles by swiping. Overcome obstacles, collect stars, and utilize power-ups to reach the target. Earn coins to spend on helpful items in this engaging game.

**Highlights:** 1000+ Progressive Levels, Star Rating System, Power-Ups (Bombs, Undo, Skip), Coin Economy, Beautiful UI & Animations

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

**In-app purchases:** none


## Frequently asked questions

### Is Brain Blocks free?

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

### Is 67 free?

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

### Do Brain Blocks or 67 have ads?

Both Brain Blocks and 67 show ads.

### Which is updated more often, Brain Blocks or 67?

Brain Blocks ships an update every 6 days, and 67 every 6 days. Most recently, Brain Blocks was updated on November 5, 2026 and 67 on October 31, 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.*