# Protractor for Angle Measuring vs Tire Diary

The clearest difference is price: Protractor for Angle Measuring at Free against Tire Diary's $0.99. Protractor for Angle Measuring also leads on iOS requirement (16.6 vs 18.5). Tire Diary's advantage is in-app purchases (none vs 5) and ads (none vs shown). On device support there is nothing between them.

Protractor for Angle Measuring is free to download; Tire Diary costs $0.99 up front. Protractor for Angle Measuring sells 5 in-app purchases, starting at $0.99 per 7 days. Tire Diary asks for nothing beyond the download.

Protractor for Angle Measuring ships an update every 2 weeks, Tire Diary every 4 days. The most recent releases landed on September 30, 2026 and September 11, 2026 respectively.

## The numbers

| Metric | Protractor for Angle Measuring | Tire Diary |
| --- | --- | --- |
| Price | **Free** | $0.99 |
| Rating | **[4.5 (1K ratings)](https://appshunter.io/ios/app/protractor-for-angle-measuring/id6474609160/reviews)** | — |
| Number of ratings | **1K** | — |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 2 weeks | **Every 4 days** |
| Monetization | Free with in-app purchases | — |
| Size | 112 MB | 2 MB |
| Requires iOS | **16.6** | 18.5 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 17+ |
| Developer | [AppLiks Sp. z O.O.](https://appshunter.io/developer/1804335622) | [AJ Enns](https://appshunter.io/developer/1776517081) |

## What reviewers say

### Protractor for Angle Measuring

[App page](https://appshunter.io/ios/app/protractor-for-angle-measuring/id6474609160)

Transform your iPhone into a precision angle measuring tool. Easily measure angles in real-time using touch or camera modes, and even analyze angles in existing photos. Customize your tools for a seamless experience.

**Highlights:** Real-time angle measurement, Touch and camera modes, Measure angles in photos, Simultaneous unlimited angle measurement, Tool color customization, Plumb bob pendulum for tilt

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

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Access | $0.99 | per 7 days |
| Weekly Access with Trial | $1.99 | per 7 days |
| Weekly Access | $1.99 | per 7 days |
| Yearly Access | $3.99 | per year |
| Yearly Access | $4.99 | per year |

**What reviewers like**

- 👍 Useful for surveying and measuring angles
- 💡 Interesting use of camera to overlay protractor
- 👍 Helps with specific use cases like golf setup
- 👍 Provides a clutter-free protractor experience

**What reviewers complain about**

- 🐛 Difficulty using the protractor tool and angle measurement
- 🐛 Inability to zoom in/out when measuring angles in photos
- 🐛 Inaccurate angle measurements in some cases

**Reported bugs**

- Protractor tool is hard to use and requires multiple tries
- Angle measurements do not match real-world angles

**Requested features**

- Add more instructions and guidance for using the protractor tool
- Improve the zoom functionality when measuring angles in photos
- Enhance the accuracy of angle measurements


### Tire Diary

[App page](https://appshunter.io/ios/app/tire-diary/id6753261928)

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

**In-app purchases:** none


## Frequently asked questions

### Is Protractor for Angle Measuring free?

Protractor for Angle Measuring is free to download, with in-app purchases available.

### Is Tire Diary free?

Tire Diary costs $0.99, with no in-app purchases.

### Do Protractor for Angle Measuring or Tire Diary have ads?

Protractor for Angle Measuring shows ads; Tire Diary does not.

### Which is updated more often, Protractor for Angle Measuring or Tire Diary?

Protractor for Angle Measuring ships an update every 2 weeks, and Tire Diary every 4 days. Most recently, Protractor for Angle Measuring was updated on September 30, 2026 and Tire Diary on September 11, 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.*