# Bubble Level vs 4Pro Level Tools

The clearest difference is ads: 4Pro Level Tools at none against Bubble Level's shown. 4Pro Level Tools also leads on update cadence (daily vs every 2 weeks). On price, in-app purchases, device support and iOS requirement there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Bubble Level ships an update every 2 weeks, 4Pro Level Tools daily. The most recent releases landed on October 12, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | Bubble Level | 4Pro Level Tools |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (211 ratings)](https://appshunter.io/ios/app/bubble-level-simple/id6757605234/reviews)** | — |
| Number of ratings | **211** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 2 weeks | **Daily** |
| Monetization | Free | — |
| Size | 42 MB | 28 MB |
| Requires iOS | **15.1** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Stijn Aa](https://appshunter.io/developer/1782102905) | [Chotika Towmontree](https://appshunter.io/developer/1575086311) |

## What reviewers say

### Bubble Level

[App page](https://appshunter.io/ios/app/bubble-level-simple/id6757605234)

This tool helps you determine if objects are straight and level. It displays angles on your phone and can use AR for precise measurements on walls and paintings. Ideal for home tasks like hanging pictures or ensuring shelves are flat.

**Highlights:** AR laser for walls, Angle display during rotation, Portrait and landscape orientation, AR painting leveler, User-friendly interface, Offline functionality

**Features:** macOS Compatibility

**In-app purchases:** none


### 4Pro Level Tools

[App page](https://appshunter.io/ios/app/4pro-level-tools/id6787442615)

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

**In-app purchases:** none


## Frequently asked questions

### Is Bubble Level free?

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

### Is 4Pro Level Tools free?

4Pro Level Tools is free to download, with no in-app purchases.

### Do Bubble Level or 4Pro Level Tools have ads?

Bubble Level shows ads; 4Pro Level Tools does not.

### Which is updated more often, Bubble Level or 4Pro Level Tools?

Bubble Level ships an update every 2 weeks, and 4Pro Level Tools daily. Most recently, Bubble Level was updated on October 12, 2026 and 4Pro Level Tools on October 7, 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.*