# circloO vs Sleepy Planets

The clearest difference is update cadence: circloO at every 2 months against Sleepy Planets's every 27 months. circloO also leads on iOS requirement (10 vs 13.0). On price, ads, in-app purchases and device support there is nothing between them.

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

circloO ships an update every 2 months, Sleepy Planets every 27 months. The most recent releases landed on October 17, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | circloO | Sleepy Planets |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (2.4K ratings)](https://appshunter.io/ios/app/circloo-physics-platformer/id1612957699/reviews)** | — |
| Number of ratings | **2.4K** | — |
| Positive reviews | 89.5% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | **Every 2 months** | Every 27 months |
| Monetization | Free with in-app purchases | — |
| Size | 63 MB | 96 MB |
| Requires iOS | **10** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Florian van Strien](https://appshunter.io/developer/1603079263) | [Nikola Jovanovic](https://appshunter.io/developer/1547499906) |

## What reviewers say

### 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


### Sleepy Planets

[App page](https://appshunter.io/ios/app/sleepy-planets/id6448678936)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $0.99 | one-time |


## Frequently asked questions

### Is circloO free?

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

### Is Sleepy Planets free?

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

### Do circloO or Sleepy Planets have ads?

Both circloO and Sleepy Planets show ads.

### Which is updated more often, circloO or Sleepy Planets?

circloO ships an update every 2 months, and Sleepy Planets every 27 months. Most recently, circloO was updated on October 17, 2026 and Sleepy Planets on October 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.*