# Shatterbrain vs circloO

The clearest difference is update cadence: circloO at every 2 months against Shatterbrain's every 11 months. circloO also leads on rating (4.8 vs 4.6) and ratings volume (2.4K vs 436). On price, review sentiment, ads and in-app purchases there is nothing between them.

Both are free to download. Shatterbrain sells 1 one-off in-app purchase and circloO sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

circloO holds the better App Store score, 4.8 against 4.6. That said, the two scores are not equally well evidenced: circloO has 2.4K ratings behind it against 436, so its average is the more settled of the two. Written reviews point the same way: 86% of Shatterbrain's written reviews are positive against 89% of circloO's.

Shatterbrain ships an update every 11 months, circloO every 2 months. The most recent releases landed on September 22, 2026 and September 9, 2026 respectively.

## The numbers

| Metric | Shatterbrain | circloO |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.6 (436 ratings)](https://appshunter.io/ios/app/shatterbrain/id1317443919/reviews) | **[4.8 (2.4K ratings)](https://appshunter.io/ios/app/circloo-physics-platformer/id1612957699/reviews)** |
| Number of ratings | 436 | **2.4K** |
| Positive reviews | 86.0% of reviews | **89.5% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 11 months | **Every 2 months** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 112 MB | 63 MB |
| Requires iOS | 15.0 | **10** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Orbital Nine Games Inc](https://appshunter.io/developer/887216732) | [Florian van Strien](https://appshunter.io/developer/1603079263) |

## What reviewers say

### Shatterbrain

[App page](https://appshunter.io/ios/app/shatterbrain/id1317443919)

Engage in challenging physics puzzles by drawing shapes to find solutions. Discover multiple ways to solve each level and compete on leaderboards for the best performance. This game is designed for those who enjoy brain teasers and applying physics principles.

**Highlights:** Dozens of physics puzzles, Multiple solutions per puzzle, Leaderboard competition, Draw shapes to solve, Challenging gameplay

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Full Game | $1.99 | one-time |

**What reviewers like**

- 🚀 Relaxing challenge
- 🚀 Elegant and challenging physics-based puzzles
- 👍 Enjoyable and addictive gameplay
- 👍 Stimulates the mind
- 👍 Reasonable ad implementation

**What reviewers complain about**

- 🐛 Occasional crashes or freezes
- 🔍 Lack of instructions or guidance
- 🔍 Difficulty progressing without 3-starring levels
- 🔍 Some levels too easy or too difficult

**Reported bugs**

- Freezing or crashing on certain levels
- Issues with drawing/controls not registering properly

**Requested features**

- More levels and content updates
- Ability to skip levels without 3 stars
- Customizable hint/solution system


### circloO

[App page](https://appshunter.io/ios/app/circloo-physics-platformer/id1612957699)

A colorful physics platformer where you guide a ball through growing circular levels. Collect circles to expand the play area, strategically using and avoiding obstacles. Discover unique physics mechanics and enjoy a vast collection of player-created levels.

**Highlights:** Circular physics puzzles, Level editor, Player-created levels, Unique physics mechanics, Growing levels, Hard Mode levels

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $2.99 | one-time |

**What reviewers like**

- 👍 Relaxing and enjoyable gameplay
- 🎨 Creative and unique levels
- 🎶 Calming background music
- 🧠 Challenging but not impossible
- 🕹️ Smooth and responsive controls

**What reviewers complain about**

- 🔍 Occasional performance issues
- 🕹️ Difficulty can be inconsistent
- 📺 Ads can be disruptive at times
- 🤑 Lack of free content/levels

**Reported bugs**

- Glitches with level progression
- Inconsistent touch/click registration

**Requested features**

- More levels and content updates
- Character customization options
- Improved level editor tools
- Difficulty settings or options


## Frequently asked questions

### Is Shatterbrain free?

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

### Is circloO free?

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

### Which has better reviews, Shatterbrain or circloO?

circloO is rated higher. Shatterbrain averages 4.6 out of 5 from 436 ratings, while circloO averages 4.8 from 2.4K ratings.

### Do Shatterbrain or circloO have ads?

Both Shatterbrain and circloO show ads.

### Which is updated more often, Shatterbrain or circloO?

Shatterbrain ships an update every 11 months, and circloO every 2 months. Most recently, Shatterbrain was updated on September 22, 2026 and circloO on September 9, 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.*