# 云池雀跃 vs Protractor, Level

The clearest difference is in-app purchases: 云池雀跃 at none against Protractor, Level's 1. 云池雀跃 also leads on iOS requirement (13.0 vs 17.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Protractor, Level sells 1 one-off in-app purchase. 云池雀跃 asks for nothing beyond the download.

云池雀跃 ships an update every 3 weeks, Protractor, Level fortnightly. The most recent releases landed on November 13, 2026 and November 12, 2026 respectively.

## The numbers

| Metric | 云池雀跃 | Protractor, Level |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Fortnightly** |
| Size | 73 MB | 2 MB |
| Requires iOS | **13.0** | 17.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 9+ | 4+ |
| Developer | [长沙市云池雀跃体育文化发展有限公司](https://appshunter.io/developer/1869598882) | [Streamlined Studios](https://appshunter.io/developer/1802378603) |

## What reviewers say

### 云池雀跃

[App page](https://appshunter.io/ios/app/id6792820394)

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

**In-app purchases:** none


### Protractor, Level

[App page](https://appshunter.io/ios/app/protractor-level-notch/id6795315730)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Notch Pro | $2.99 | one-time |


## Frequently asked questions

### Is 云池雀跃 free?

云池雀跃 is free to download, with no in-app purchases.

### Is Protractor, Level free?

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

### Do 云池雀跃 or Protractor, Level have ads?

Neither 云池雀跃 nor Protractor, Level shows ads.

### Which is updated more often, 云池雀跃 or Protractor, Level?

云池雀跃 ships an update every 3 weeks, and Protractor, Level fortnightly. Most recently, 云池雀跃 was updated on November 13, 2026 and Protractor, Level on November 12, 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.*