# Protractor Teacher

> Virtual protractor overlay for measuring angles on images. (iPhone/iPad app by Alistair Shaw.)

- Source: https://appshunter.io/ios/app/protractor-teacher/id1526985063 (this page in markdown: same URL + `.md`)
- Developer: [Alistair Shaw](https://appshunter.io/developer/959356999)
- Category: Education, Utilities
- Price: $0.99
- Rating: 4.50/5 from 2 App Store ratings
- Age rating: 4+
- Requires: iOS 13.0 · 1 MB
- Languages: American English
- Released: 2020-08-09
- Data updated: 2026-07-20
- Monetization: paid
- User reviews in markdown: https://appshunter.io/ios/app/protractor-teacher/id1526985063/reviews.md

## What is Protractor Teacher?

A simple geometry app that is designed to overlay a protractor over an image. The protractor can be rotated and repositioned to teach students how to use a protractor to measure an angle.

## Key features

- Virtual protractor overlay
- Image angle measurement
- Protractor rotation
- Protractor repositioning
- Geometry education tool


## Frequently asked questions about Protractor Teacher

### What is Protractor Teacher?

Protractor Teacher is a geometry app that allows you to overlay a virtual protractor onto images. It helps users learn how to measure angles by enabling rotation and repositioning of the protractor on screen.

### How much does Protractor Teacher cost?

Protractor Teacher is a paid app, priced at $0.99. This one-time purchase grants you access to all its features.

### What devices does Protractor Teacher support?

Protractor Teacher is available for iPhone, iPad, and iPod Touch devices, making it accessible on a range of Apple mobile hardware.

### What is the age rating for Protractor Teacher?

Protractor Teacher has an age rating of 4+, indicating it is suitable for children aged four and above, as well as general users.

### How often is Protractor Teacher updated?

The app was last updated on January 23, 2024, with version 1.1. This indicates ongoing support and potential for future improvements.

### Does Protractor Teacher have ads?

No, Protractor Teacher does not contain advertisements. As a paid application, it offers an ad-free experience for its users.

### What is the user sentiment for Protractor Teacher?

Based on limited data, Protractor Teacher has a strong user rating of 4.5 stars from 2 ratings, suggesting positive user experiences.

### Can Protractor Teacher be used offline?

As a tool for measuring angles on images, Protractor Teacher is designed to function without an internet connection, allowing for offline use.

## Version history (last 2 releases)

### 1.1 — 2024-01-23

Improved gesture recognition

### 1.0 — 2020-08-09

No release notes.

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## More apps by Alistair Shaw

- [Radioactive Decay Simulator](https://appshunter.io/ios/app/radioactive-decay-simulator/id959357000)
- [Numbla](https://appshunter.io/ios/app/numbla/id1076197959)
- [My Notebook](https://appshunter.io/ios/app/my-notebook/id1566814660)

All apps by Alistair Shaw: https://appshunter.io/developer/959356999

## Related topics

[alistair shaw](https://appshunter.io/ios/topics/alistair-shaw)

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-07-20.*