# Level Zero vs Custom Bubble Level

The clearest difference is ads: Level Zero at none against Custom Bubble Level's shown. Level Zero also leads on iOS requirement (13.0 vs 15.1). On price, in-app purchases and device support there is nothing between them.

Both are free to download. Level Zero sells 1 one-off in-app purchase and Custom Bubble Level sells 2 in-app purchases, starting at $3.99 per 7 days. Whichever you choose, the download price is not the number that matters.

## The numbers

| Metric | Level Zero | Custom Bubble Level |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Size | 17 MB | 47 MB |
| Requires iOS | **13.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Fallen Starlight AB](https://appshunter.io/developer/1547228502) | [IVAN SOBTCHOUK](https://appshunter.io/developer/1679850800) |

## What reviewers say

### 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 |


### Custom Bubble Level

[App page](https://appshunter.io/ios/app/custom-bubble-level/id6754390026)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Access No Ads | $3.99 | per 7 days |
| Lifetime Pro Access No Ads | $24.99 | one-time |


## Frequently asked questions

### Is Level Zero free?

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

### Is Custom Bubble Level free?

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

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

Custom Bubble Level shows ads; Level Zero does not.

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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.*