# Protractor Angle Measure Tool vs Bubble Level

The clearest difference is in-app purchases: Bubble Level at none against Protractor Angle Measure Tool's 4. Protractor Angle Measure Tool's advantage is ads (none vs shown). On price, device support and iOS requirement there is nothing between them.

Both are free to download. Protractor Angle Measure Tool sells 4 in-app purchases, starting at $4.99 per 7 days. Bubble Level asks for nothing beyond the download.

## The numbers

| Metric | Protractor Angle Measure Tool | Bubble Level |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.4 (179 ratings)](https://appshunter.io/ios/app/protractor-angle-measure-tool/id6742701087/reviews)** | — |
| Number of ratings | **179** | — |
| Positive reviews | 11.8% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | Monthly | — |
| Monetization | Free with in-app purchases | — |
| Size | 77 MB | 30 MB |
| Requires iOS | 16.0 | **15.1** |
| Devices | **iPhone, iPad, Apple Watch** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Appcellent](https://appshunter.io/developer/1870956141) | [Oleksandr Mizin](https://appshunter.io/developer/1888577936) |

## What reviewers say

### Protractor Angle Measure Tool

[App page](https://appshunter.io/ios/app/protractor-angle-measure-tool/id6742701087)

This tool transforms your device into a precise angle measurement instrument. It's ideal for DIY projects, construction, and renovations, offering real-time readings in various formats. Get professional-grade accuracy for all your angled surface needs.

**Highlights:** Precise angle measurement, Vertical and horizontal orientations, Multiple measurement units (degrees, radians, gradians), Target angle alerts with audio/vibration, Real-time precision readings, Apple Watch support with haptic feedback

**Features:** Apple Watch app

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Protractor Weekly | $4.99 | per 7 days |
| Protractor Weekly with Trial | $6.99 | per 7 days |
| Protractor Weekly with Trial | $8.99 | per 7 days |
| Protractor Annual | $39.99 | per year |


### Bubble Level

[App page](https://appshunter.io/ios/app/bubble-level-spirit-level/id6797323317)

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

**In-app purchases:** none


## Frequently asked questions

### Is Protractor Angle Measure Tool free?

Protractor Angle Measure Tool is free to download, with in-app purchases available.

### Is Bubble Level free?

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

### Do Protractor Angle Measure Tool or Bubble Level have ads?

Bubble Level shows ads; Protractor Angle Measure Tool 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.*