# Brain Games Brains15 vs Block Master 3D

The clearest difference is update cadence: Brain Games Brains15 at every 3 months against Block Master 3D's every 67 months. Brain Games Brains15 also leads on iOS requirement (10.0 vs 13.0). On price, ads, 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.

Brain Games Brains15 ships an update every 3 months, Block Master 3D every 67 months. The most recent releases landed on October 13, 2026 and October 2, 2026 respectively.

## The numbers

| Metric | Brain Games Brains15 | Block Master 3D |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 47.2% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 months** | Every 67 months |
| Monetization | Free | — |
| Size | 17 MB | 55 MB |
| Requires iOS | **10.0** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [James Watson](https://appshunter.io/developer/1018183343) | [App Swim LLC](https://appshunter.io/developer/1475582966) |

## What reviewers say

### Brain Games Brains15

[App page](https://appshunter.io/ios/app/brain-games-brains15/id1069796800)

This app offers a collection of fifteen classic puzzle games designed to challenge your mind. It includes popular titles like Sudoku, Minesweeper, and the 15 puzzle, providing a variety of brain-training exercises.

**Highlights:** Fifteen classic puzzle games, Sudoku variants, Minesweeper, 15 puzzle, Memory and logic challenges, Color and territory puzzles

**In-app purchases:** none


### Block Master 3D

[App page](https://appshunter.io/ios/app/block-master-3d/id1527561565)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Brain Games Brains15 free?

Brain Games Brains15 is free to download, with no in-app purchases.

### Is Block Master 3D free?

Block Master 3D is free to download, with no in-app purchases.

### Do Brain Games Brains15 or Block Master 3D have ads?

Neither Brain Games Brains15 nor Block Master 3D shows ads.

### Which is updated more often, Brain Games Brains15 or Block Master 3D?

Brain Games Brains15 ships an update every 3 months, and Block Master 3D every 67 months. Most recently, Brain Games Brains15 was updated on October 13, 2026 and Block Master 3D on October 2, 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.*