# Clean Bubble Level vs Level Zero

The clearest difference is in-app purchases: Clean Bubble Level at none against Level Zero's 1. Level Zero's advantage is iOS requirement (13.0 vs 18.4). On price, ads and device support there is nothing between them.

Both are free to download. Level Zero sells 1 one-off in-app purchase. Clean Bubble Level asks for nothing beyond the download.

## The numbers

| Metric | Clean Bubble Level | Level Zero |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Weekly | — |
| Size | 1 MB | 17 MB |
| Requires iOS | 18.4 | **13.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [TameSoft Pte Ltd](https://appshunter.io/developer/1663695778) | [Fallen Starlight AB](https://appshunter.io/developer/1547228502) |

## What reviewers say

### Clean Bubble Level

[App page](https://appshunter.io/ios/app/clean-bubble-level/id6746490525)

**Features:** macOS Compatibility

**In-app purchases:** none


### Level Zero

[App page](https://appshunter.io/ios/app/level-zero/id6753059717)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Support the developer | $4.99 | one-time |


## Frequently asked questions

### Is Clean Bubble Level free?

Clean Bubble Level is free to download, with no in-app purchases.

### Is Level Zero free?

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

### Do Clean Bubble Level or Level Zero have ads?

Neither Clean Bubble Level nor Level Zero shows ads.

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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.*