# Protractor for Angle Measuring vs Goniometer

The clearest difference is review sentiment: Protractor for Angle Measuring at 49% against Goniometer's 0%. Protractor for Angle Measuring also leads on rating (4.5 vs 1.0) and ratings volume (1K vs 2). Goniometer's advantage is in-app purchases (none vs 5) and ads (none vs shown). On price, update cadence and device support there is nothing between them.

Both are free to download. Protractor for Angle Measuring sells 5 in-app purchases, starting at $0.99 per 7 days. Goniometer asks for nothing beyond the download.

Protractor for Angle Measuring holds the better App Store score, 4.5 against 1.0. That said, the two scores are not equally well evidenced: Protractor for Angle Measuring has 1K ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 49% of Protractor for Angle Measuring's written reviews are positive against 0% of Goniometer's.

Protractor for Angle Measuring ships an update every 2 weeks, Goniometer monthly. The most recent releases landed on October 12, 2026 and September 27, 2026 respectively.

## The numbers

| Metric | Protractor for Angle Measuring | Goniometer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (1K ratings)](https://appshunter.io/ios/app/protractor-for-angle-measuring/id6474609160/reviews)** | [1.0 (2 ratings)](https://appshunter.io/ios/app/goniometer/id6736895084/reviews) |
| Number of ratings | **1K** | 2 |
| Positive reviews | **49.4% of reviews** | 0.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Every 2 weeks** | Monthly |
| Monetization | Free with in-app purchases | **Free** |
| Size | 112 MB | 29 MB |
| Requires iOS | 16.6 | **12.0** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [AppLiks Sp. z O.O.](https://appshunter.io/developer/1804335622) | [GemRed](https://appshunter.io/developer/1279222567) |

## 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


### Goniometer

[App page](https://appshunter.io/ios/app/goniometer/id6736895084)

Easily record joint motion range using Bluetooth connection with a digital goniometer. Track personal rehabilitation training progress for joint movement. Remember to consult a doctor before making medical decisions.

**Highlights:** Bluetooth connectivity with digital goniometer, Record joint range of motion, Track personal rehabilitation status, Monitor joint movement progress, Easy data recording

**Features:** macOS Compatibility

**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 Goniometer free?

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

### Which has better reviews, Protractor for Angle Measuring or Goniometer?

Protractor for Angle Measuring is rated higher. Protractor for Angle Measuring averages 4.5 out of 5 from 1K ratings, while Goniometer averages 1.0 from 2 ratings.

### Do Protractor for Angle Measuring or Goniometer have ads?

Protractor for Angle Measuring shows ads; Goniometer does not.

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

Protractor for Angle Measuring ships an update every 2 weeks, and Goniometer monthly. Most recently, Protractor for Angle Measuring was updated on October 12, 2026 and Goniometer on September 27, 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.*