# Puralax vs Brain Dots

Puralax and Brain Dots both sit at 4.5 stars, but that hides the real split: 90% of Puralax's written reviews are positive against 50% of Brain Dots's. Puralax also leads on in-app purchases (none vs 10) and ads (none vs shown). Brain Dots's advantage is ratings volume (8.2K vs 30) and update cadence (every 3 weeks vs every 2 months). On price, rating, device support and iOS requirement there is nothing between them.

Both are free to download. Brain Dots sells 10 one-off in-app purchases. Puralax asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 4.5 for Puralax against 4.4 for Brain Dots. That said, the two scores are not equally well evidenced: Brain Dots has 8.2K ratings behind it against 30, so its average is the more settled of the two. Written reviews are what separate them: 90% of Puralax's written reviews are positive against 50% of Brain Dots's.

Puralax ships an update every 2 months, Brain Dots every 3 weeks. The most recent releases landed on October 3, 2026 and October 20, 2026 respectively.

## The numbers

| Metric | Puralax | Brain Dots |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (30 ratings)](https://appshunter.io/ios/app/puralax/id781705529/reviews)** | [4.4 (8.2K ratings)](https://appshunter.io/ios/app/brain-dots/id1004227662/reviews) |
| Number of ratings | 30 | **8.2K** |
| Positive reviews | **90.4% of reviews** | 49.9% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 2 months | **Every 3 weeks** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 32 MB | 55 MB |
| Requires iOS | **15.1** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 12+ |
| Developer | [Luis Federico Bricker](https://appshunter.io/developer/781705532) | [Translimit, Inc.](https://appshunter.io/developer/845044431) |

## 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


### Brain Dots

[App page](https://appshunter.io/ios/app/brain-dots/id1004227662)

A challenging puzzle game where you draw lines and shapes to make two balls collide. Collect different drawing tools and create your own levels to test the skills of players worldwide. It's a test of logic and flexible thinking.

**Highlights:** Bump two balls to clear stages, Draw lines and shapes freely, Collect over 25 varieties of pens, Create and share custom stages, Review and share victory moments, Tests logical thinking and flexibility

**Features:** Vision Pro support

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Mechanical pencil | $0.99 | one-time |
| Pen | $0.99 | one-time |
| Colored pencil | $0.99 | one-time |
| Crayon | $1.99 | one-time |
| Brush | $1.99 | one-time |
| Watercolor painting brush | $1.99 | one-time |
| Decorated pen | $2.99 | one-time |
| Rainbow pencil | $2.99 | one-time |
| Fountain pen | $3.99 | one-time |
| Remove Cut-In Ads | $3.99 | one-time |

**What reviewers like**

- 🧠 Challenging and engaging puzzles
- 🎨 Variety of pen styles and customization options
- ⚙️ Interesting physics-based gameplay
- 👍 Fun for all ages

**What reviewers complain about**

- 💢 Excessive and intrusive ads
- 🐛 Frequent crashes and bugs
- 🔋 High battery consumption
- 📱 Compatibility issues with older devices
- 👀 Difficulty seeing around finger when drawing

**Reported bugs**

- Crashes when trying to create own levels
- Hint feature not working as expected
- Inability to play on iOS 17 devices

**Requested features**

- Ability to save and transfer progress across devices
- Option to disable hint prompts
- More advanced level creation tools
- Improved Apple Pencil support


## Frequently asked questions

### Is Puralax free?

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

### Is Brain Dots free?

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

### Which has better reviews, Puralax or Brain Dots?

Puralax is rated higher. Puralax averages 4.5 out of 5 from 30 ratings, while Brain Dots averages 4.4 from 8.2K ratings.

### Do Puralax or Brain Dots have ads?

Brain Dots shows ads; Puralax does not.

### Which is updated more often, Puralax or Brain Dots?

Puralax ships an update every 2 months, and Brain Dots every 3 weeks. Most recently, Puralax was updated on October 3, 2026 and Brain Dots on October 20, 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.*