# Physics Box vs circloO

The clearest difference is in-app purchases: Physics Box at none against circloO's 1. Physics Box also leads on ads (none vs shown) and update cadence (fortnightly vs every 2 months). circloO's advantage is ratings volume (2.4K vs 14). On price, rating, review sentiment and device support there is nothing between them.

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

On the App Store both sit at effectively the same score — 4.7 for Physics Box against 4.8 for circloO. That said, the two scores are not equally well evidenced: circloO has 2.4K ratings behind it against 14, so its average is the more settled of the two. Written reviews are what separate them: 83% of Physics Box's written reviews are positive against 89% of circloO's.

Physics Box ships an update fortnightly, circloO every 2 months. The most recent releases landed on October 11, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | Physics Box | circloO |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.7 (14 ratings)](https://appshunter.io/ios/app/physics-box/id1390864442/reviews) | **[4.8 (2.4K ratings)](https://appshunter.io/ios/app/circloo-physics-platformer/id1612957699/reviews)** |
| Number of ratings | 14 | **2.4K** |
| Positive reviews | 83.3% of reviews | **89.5% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | **Fortnightly** | Every 2 months |
| Monetization | **Free** | Free with in-app purchases |
| Size | 31 MB | 63 MB |
| Requires iOS | 11.0 | **10** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Les Bird](https://appshunter.io/developer/398917210) | [Florian van Strien](https://appshunter.io/developer/1603079263) |

## What reviewers say

### Physics Box

[App page](https://appshunter.io/ios/app/physics-box/id1390864442)

Experiment with physics in a digital sandbox. Combine various objects and tools like thrusters, magnets, and antigravity to create unique contraptions and observe their interactions. Unleash your creativity to build complex machines and challenge yourself with scoring objectives.

**Highlights:** Add thrusters, ropes, magnets, and antigravity, Explode objects and apply forces, Toggle gravity on/off, Place static anchors, Link pieces together, Build scoring machines and pinball games

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

**In-app purchases:** none


### 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 Physics Box free?

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

### Is circloO free?

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

### Which has better reviews, Physics Box or circloO?

circloO is rated higher. Physics Box averages 4.7 out of 5 from 14 ratings, while circloO averages 4.8 from 2.4K ratings.

### Do Physics Box or circloO have ads?

circloO shows ads; Physics Box does not.

### Which is updated more often, Physics Box or circloO?

Physics Box ships an update fortnightly, and circloO every 2 months. Most recently, Physics Box was updated on October 11, 2026 and circloO on October 10, 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.*