# Mega Brain Games vs Greenleaf Concentration

The clearest difference is price: Mega Brain Games at Free against Greenleaf Concentration's $0.99. Mega Brain Games also leads on iOS requirement (12.0 vs 16.0). Greenleaf Concentration's advantage is ads (none vs shown) and update cadence (every 10 days vs every 3 months). On in-app purchases and device support there is nothing between them.

Mega Brain Games is free to download; Greenleaf Concentration costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Mega Brain Games ships an update every 3 months, Greenleaf Concentration every 10 days. The most recent releases landed on September 13, 2026 and August 12, 2026 respectively.

## The numbers

| Metric | Mega Brain Games | Greenleaf Concentration |
| --- | --- | --- |
| Price | **Free** | $0.99 |
| Rating | **[4.3 (6 ratings)](https://appshunter.io/ios/app/mega-brain-games-test-out/id6473855384/reviews)** | — |
| Number of ratings | **6** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 3 months | **Every 10 days** |
| Monetization | Ad-supported | — |
| Size | 36 MB | 45 MB |
| Requires iOS | **12.0** | 16.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Mac |
| Age rating | 4+ | 4+ |
| Developer | [Denis Batishchev](https://appshunter.io/developer/1179896396) | [Greenleaf Creations HB](https://appshunter.io/developer/1788975182) |

## What reviewers say

### Mega Brain Games

[App page](https://appshunter.io/ios/app/mega-brain-games-test-out/id6473855384)

Engage your mind with a diverse collection of logic riddles and tricky puzzles. This game offers a fun way to improve your thinking skills with challenges inspired by popular games, science, and daily life. Hints are available for difficult tasks, and you can play offline.

**Highlights:** Logic riddles and tricky puzzles, Brain exercise, Offline play, Hints available, User-friendly interface, Cute characters

**Features:** macOS Compatibility

**In-app purchases:** none


### Greenleaf Concentration

[App page](https://appshunter.io/ios/app/greenleaf-concentration/id6740215912)

**In-app purchases:** none


## Frequently asked questions

### Is Mega Brain Games free?

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

### Is Greenleaf Concentration free?

Greenleaf Concentration costs $0.99, with no in-app purchases.

### Do Mega Brain Games or Greenleaf Concentration have ads?

Mega Brain Games shows ads; Greenleaf Concentration does not.

### Which is updated more often, Mega Brain Games or Greenleaf Concentration?

Mega Brain Games ships an update every 3 months, and Greenleaf Concentration every 10 days. Most recently, Mega Brain Games was updated on September 13, 2026 and Greenleaf Concentration on August 12, 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.*