# Protractor Smart vs Mini Protractor

The clearest difference is price: Protractor Smart at Free against Mini Protractor's $0.99. Mini Protractor's advantage is in-app purchases (none vs 1). On ads, device support and iOS requirement there is nothing between them.

Protractor Smart is free to download; Mini Protractor costs $0.99 up front. Protractor Smart sells 1 one-off in-app purchase. Mini Protractor asks for nothing beyond the download.

## The numbers

| Metric | Protractor Smart | Mini Protractor |
| --- | --- | --- |
| Price | **Free** | $0.99 |
| Rating | **[4.6 (242 ratings)](https://appshunter.io/ios/app/protractor-smart/id1076530001/reviews)** | — |
| Number of ratings | **242** | — |
| Positive reviews | 40.4% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 21 months | — |
| Monetization | Free with in-app purchases | — |
| Size | 11 MB | 1 MB |
| Requires iOS | 14.0 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPod, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [ExaMobile S.A.](https://appshunter.io/developer/506014841) | [Jun Yamabe](https://appshunter.io/developer/1732682049) |

## What reviewers say

### Protractor Smart

[App page](https://appshunter.io/ios/app/protractor-smart/id1076530001)

This app acts as a smart instrument for measuring angles using your device's camera. It offers two free modes for measuring angles on screen or using a plumb bob for slopes, with an additional premium mode for polygon measurements.

**Highlights:** Camera-based angle measurement, Touch measure mode, Plumb bob measure for slopes, Polygon measurement (premium), Screenshot functionality

**Features:** Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| AdBlock - Remove ads | $1.99 | one-time |


### Mini Protractor

[App page](https://appshunter.io/ios/app/mini-protractor/id6757342285)

**Features:** Apple Watch app

**In-app purchases:** none


## Frequently asked questions

### Is Protractor Smart free?

Protractor Smart is free to download, with in-app purchases available.

### Is Mini Protractor free?

Mini Protractor costs $0.99, with no in-app purchases.

### Do Protractor Smart or Mini Protractor have ads?

Neither Protractor Smart nor Mini Protractor shows ads.

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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.*