# Protractor Smart vs Angle Meter 360

The clearest difference is ads: Protractor Smart at none against Angle Meter 360's shown. Angle Meter 360's advantage is review sentiment (67% vs 40%) and update cadence (every 3 months vs every 21 months). On price, rating, ratings volume and in-app purchases there is nothing between them.

Both are free to download. Protractor Smart sells 1 one-off in-app purchase and Angle Meter 360 sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Protractor Smart holds the better App Store score, 4.6 against 4.4. Both are backed by a comparable volume of ratings — 242 and 359 respectively. Written reviews complicate that: 40% of Protractor Smart's written reviews are positive against 67% of Angle Meter 360's, so the app with the better star average is not the one people write more warmly about.

Protractor Smart ships an update every 21 months, Angle Meter 360 every 3 months. The most recent releases landed on September 22, 2026 and September 21, 2026 respectively.

## The numbers

| Metric | Protractor Smart | Angle Meter 360 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (242 ratings)](https://appshunter.io/ios/app/protractor-smart/id1076530001/reviews)** | [4.4 (359 ratings)](https://appshunter.io/ios/app/angle-meter-360/id1393860479/reviews) |
| Number of ratings | 242 | **359** |
| Positive reviews | 40.4% of reviews | **66.7% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 21 months | **Every 3 months** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 11 MB | 99 MB |
| Requires iOS | **14.0** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [ExaMobile S.A.](https://appshunter.io/developer/506014841) | [ALEXEY KOZLOV](https://appshunter.io/developer/1393860478) |

## 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 |


### Angle Meter 360

[App page](https://appshunter.io/ios/app/angle-meter-360/id1393860479)

Measure angles precisely on photos or in real-time using your camera. This user-friendly tool allows for unlimited angle measurements simultaneously, with features like scaling and color adjustment for ease of use.

**Highlights:** Angle measurement on pictures, Real-time camera angle measurement, Unlimited simultaneous angle measurements, Object scaling and moving, Adjustable tool color

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $4.99 | one-time |

**What reviewers like**

- 👍 Simple and intuitive user interface
- 🎯 Accurate angle measurements
- 📸 Easy to use with photos and live camera
- ⚡ Fast and responsive performance
- 🆓 Free version available with basic functionality

**What reviewers complain about**

- 📺 Excessive and intrusive advertisements
- ⏱️ Long, unskippable ad durations
- 🚫 Ads that are difficult or impossible to close
- 💳 Aggressive push to premium/paid version
- ⚙️ Settings don't persist after app closure

**Reported bugs**

- App freezes and becomes unresponsive
- Ads hang and cannot be closed
- Settings reset to defaults upon app restart
- Landscape mode not functioning properly
- App crashes after iOS updates

**Requested features**

- Persistent default settings across app sessions
- Decimal degree format option (without results window requirement)
- Level indicator for device alignment
- Crosshairs on measurement points for precision
- Offset cursor to avoid finger blocking the point


## Frequently asked questions

### Is Protractor Smart free?

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

### Is Angle Meter 360 free?

Angle Meter 360 is free to download, with in-app purchases available.

### Which has better reviews, Protractor Smart or Angle Meter 360?

Protractor Smart is rated higher. Protractor Smart averages 4.6 out of 5 from 242 ratings, while Angle Meter 360 averages 4.4 from 359 ratings.

### Do Protractor Smart or Angle Meter 360 have ads?

Angle Meter 360 shows ads; Protractor Smart does not.

### Which is updated more often, Protractor Smart or Angle Meter 360?

Protractor Smart ships an update every 21 months, and Angle Meter 360 every 3 months. Most recently, Protractor Smart was updated on September 22, 2026 and Angle Meter 360 on September 21, 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.*