# Protractor Measuring Angle vs Axialmark

The clearest difference is device support: Axialmark at 3 against Protractor Measuring Angle's 1. Axialmark also leads on iOS requirement (15.0 vs 17.0). On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Both ship on a similar rhythm, roughly every 2 days. The most recent releases landed on October 2, 2026 and September 27, 2026 respectively.

## The numbers

| Metric | Protractor Measuring Angle | Axialmark |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (2 ratings)](https://appshunter.io/ios/app/protractor-measuring-angle/id6785106013/reviews)** | — |
| Number of ratings | **2** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 days | Every 2 days |
| Monetization | Free | — |
| Size | 16 MB | 57 MB |
| Requires iOS | 17.0 | **15.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [MSR TECH LLP](https://appshunter.io/developer/1761560109) | [明杰 曾](https://appshunter.io/developer/1695506895) |

## What reviewers say

### Protractor Measuring Angle

[App page](https://appshunter.io/ios/app/protractor-measuring-angle/id6785106013)

This app transforms your iPhone into a versatile digital measuring tool. It offers multiple functions to measure angles, slopes, distances, and even height using your device's sensors and camera. Save and review your measurement history for future reference.

**Highlights:** Inclinometer for real-time tilt measurement, Screen protractor for precise angle reading, Camera level with horizon overlay, Photo angle measurement on existing images, Height calculator using trigonometry, AR Measure for 3D space measurements, On-screen ruler and digital compass

**In-app purchases:** none


### Axialmark

[App page](https://appshunter.io/ios/app/axialmark-3d-cad-model-viewer/id6803319220)

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

**In-app purchases:** none


## Frequently asked questions

### Is Protractor Measuring Angle free?

Protractor Measuring Angle is free to download, with no in-app purchases.

### Is Axialmark free?

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

### Do Protractor Measuring Angle or Axialmark have ads?

Neither Protractor Measuring Angle nor Axialmark shows ads.

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

Protractor Measuring Angle ships an update every 2 days, and Axialmark every 2 days. Most recently, Protractor Measuring Angle was updated on October 2, 2026 and Axialmark 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.*