# Puralax vs Train your brain

The clearest difference is review sentiment: Puralax at 90% against Train your brain's 30%. Puralax also leads on in-app purchases (none vs 1) and ads (none vs shown). Train your brain's advantage is ratings volume (210 vs 30). On price, device support and iOS requirement there is nothing between them.

Both are free to download. Train your brain sells 1 one-off in-app purchase. Puralax asks for nothing beyond the download.

Puralax holds the better App Store score, 4.5 against 4.2. That said, the two scores are not equally well evidenced: Train your brain has 210 ratings behind it against 30, so its average is the more settled of the two. Written reviews point the same way: 90% of Puralax's written reviews are positive against 30% of Train your brain's.

Puralax ships an update every 2 months, Train your brain every 6 months. The most recent releases landed on November 1, 2026 and November 11, 2026 respectively.

## The numbers

| Metric | Puralax | Train your brain |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (30 ratings)](https://appshunter.io/ios/app/puralax/id781705529/reviews)** | [4.2 (210 ratings)](https://appshunter.io/ios/app/train-your-brain-attention/id1438711626/reviews) |
| Number of ratings | 30 | **210** |
| Positive reviews | **90.4% of reviews** | 30.1% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | **Every 2 months** | Every 6 months |
| Monetization | **Free** | Free with in-app purchases |
| Size | 32 MB | 250 MB |
| Requires iOS | 15.1 | **15.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Luis Federico Bricker](https://appshunter.io/developer/781705532) | [Tellmewow](https://appshunter.io/developer/1373142956) |

## What reviewers say

### Puralax

[App page](https://appshunter.io/ios/app/puralax/id781705529)

This puzzle game challenges you to merge colored tiles into a single target color. Strategically move tiles into empty spaces or drag them to paint adjacent tiles of the same color. Master the limited moves per tile to create chain reactions and solve each unique level.

**Highlights:** Merge colored tiles, Paint adjacent tiles, Chain reactions, Limited moves per tile, Target color matching, Tutorial levels

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

**In-app purchases:** none


### Train your brain

[App page](https://appshunter.io/ios/app/train-your-brain-attention/id1438711626)

Engage in a collection of fun games designed to sharpen your focus and concentration. This app offers a variety of puzzles and challenges suitable for all ages, helping to improve cognitive functions like visual association and memory in a playful manner.

**Highlights:** Daily attention training, Variety of game types (puzzles, word search, etc.), Stimulates visual association and memory, Different levels for all ages, Simple and intuitive interface, Available in 5 languages

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $3.99 | one-time |

**What reviewers like**

- 👍 Good for cognitive training
- 👍 Helps improve memory and attention
- 👍 Variety of games
- 👍 Rewarding level adjustments
- 👍 Fun and entertaining

**What reviewers complain about**

-  anúncios Excessive ads
- 🐛 Glitches in games
- 🐛 Unresponsive taps
- 🐛 Inaccurate object selection
- 🐛 Incomplete images in games

**Reported bugs**

- Purchase restoration not working
- Ads not closing
- Hidden object game: taps not registering
- Hidden object game: selecting surrounding objects instead of target
- Find the difference game: top image obscured/clipped

**Requested features**

- Allow unlocking new games for free
- Fix purchase restoration on Android tablets
- Improve touch sensitivity in hidden object games
- Add skip or hint options for difficult levels
- Clarify scoring for jigsaw puzzles


## Frequently asked questions

### Is Puralax free?

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

### Is Train your brain free?

Train your brain is free to download, with in-app purchases available.

### Which has better reviews, Puralax or Train your brain?

Puralax is rated higher. Puralax averages 4.5 out of 5 from 30 ratings, while Train your brain averages 4.2 from 210 ratings.

### Do Puralax or Train your brain have ads?

Train your brain shows ads; Puralax does not.

### Which is updated more often, Puralax or Train your brain?

Puralax ships an update every 2 months, and Train your brain every 6 months. Most recently, Puralax was updated on November 1, 2026 and Train your brain on November 11, 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.*