# Physics Balls vs Shatterbrain

The clearest difference is rating: Shatterbrain at 4.6 against Physics Balls's 4.0. Shatterbrain also leads on ratings volume (436 vs 56). Physics Balls's advantage is in-app purchases (none vs 1) and update cadence (monthly vs every 11 months). On price, review sentiment, ads and device support there is nothing between them.

Both are free to download. Shatterbrain sells 1 one-off in-app purchase. Physics Balls asks for nothing beyond the download.

Shatterbrain holds the better App Store score, 4.6 against 4.0. That said, the two scores are not equally well evidenced: Shatterbrain has 436 ratings behind it against 56, so its average is the more settled of the two. Written reviews point the same way: 79% of Physics Balls's written reviews are positive against 86% of Shatterbrain's.

Physics Balls ships an update monthly, Shatterbrain every 11 months. The most recent releases landed on October 26, 2026 and October 29, 2026 respectively.

## The numbers

| Metric | Physics Balls | Shatterbrain |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.0 (56 ratings)](https://appshunter.io/ios/app/physics-balls-darw-a-line/id942435865/reviews) | **[4.6 (436 ratings)](https://appshunter.io/ios/app/shatterbrain/id1317443919/reviews)** |
| Number of ratings | 56 | **436** |
| Positive reviews | 79.2% of reviews | **86.1% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | Yes | Yes |
| Update frequency | **Monthly** | Every 11 months |
| Monetization | **Ad-supported** | Free with in-app purchases |
| Size | 35 MB | 112 MB |
| Requires iOS | **11.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [慧敏 赵](https://appshunter.io/developer/1488751066) | [Orbital Nine Games Inc](https://appshunter.io/developer/887216732) |

## What reviewers say

### Physics Balls

[App page](https://appshunter.io/ios/app/physics-balls-darw-a-line/id942435865)

Solve physics puzzles by drawing lines and shapes to make balls collide. Flexible thinking is key to overcoming challenges in this addictive game. Enjoy it anywhere, anytime, with simple rules that offer increasing difficulty.

**Highlights:** Draw lines and shapes, Make balls collide, Solve physics puzzles, Free to play, Suitable for all ages, Addictive gameplay

**Features:** macOS Compatibility

**In-app purchases:** none


### 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


## Frequently asked questions

### Is Physics Balls free?

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

### Is Shatterbrain free?

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

### Which has better reviews, Physics Balls or Shatterbrain?

Shatterbrain is rated higher. Physics Balls averages 4.0 out of 5 from 56 ratings, while Shatterbrain averages 4.6 from 436 ratings.

### Do Physics Balls or Shatterbrain have ads?

Both Physics Balls and Shatterbrain show ads.

### Which is updated more often, Physics Balls or Shatterbrain?

Physics Balls ships an update monthly, and Shatterbrain every 11 months. Most recently, Physics Balls was updated on October 26, 2026 and Shatterbrain on October 29, 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.*