# Protractor Edge vs Visual Protractor

The clearest difference is in-app purchases: Visual Protractor at none against Protractor Edge's 2. Visual Protractor also leads on ads (none vs shown) and update cadence (every 5 months vs every 43 months). Protractor Edge's advantage is iOS requirement (9.0 vs 14.0). On price and device support there is nothing between them.

Both are free to download. Protractor Edge sells 2 in-app purchases, starting at $1.99 per year. Visual Protractor asks for nothing beyond the download.

Protractor Edge ships an update every 43 months, Visual Protractor every 5 months. The most recent releases landed on October 11, 2026 and September 30, 2026 respectively.

## The numbers

| Metric | Protractor Edge | Visual Protractor |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (55 ratings)](https://appshunter.io/ios/app/protractor-edge-clinometer/id1198499762/reviews)** | — |
| Number of ratings | **55** | — |
| Positive reviews | 69.6% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 43 months | **Every 5 months** |
| Monetization | Freemium | — |
| Size | 21 MB | 4 MB |
| Requires iOS | **9.0** | 14.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [嵩 张](https://appshunter.io/developer/1091921941) | [TAKASHI SASAKI](https://appshunter.io/developer/1482635387) |

## What reviewers say

### Protractor Edge

[App page](https://appshunter.io/ios/app/protractor-edge-clinometer/id1198499762)

Measure angles directly on your device without taking photos or placing the angle on screen. This app offers a unique and efficient way to determine degrees, saving you time with its handy assistant functionality.

**Highlights:** Direct angle measurement on device, Intuitive line dragging interface, Measures angles in photos (Premium), Measures from camera view (Premium), Ad-free experience (Premium)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Access | $1.99 | per year |
| Remove Ads | $0.99 | one-time |


### Visual Protractor

[App page](https://appshunter.io/ios/app/visual-protractor/id1501814822)

**In-app purchases:** none


## Frequently asked questions

### Is Protractor Edge free?

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

### Is Visual Protractor free?

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

### Do Protractor Edge or Visual Protractor have ads?

Protractor Edge shows ads; Visual Protractor does not.

### Which is updated more often, Protractor Edge or Visual Protractor?

Protractor Edge ships an update every 43 months, and Visual Protractor every 5 months. Most recently, Protractor Edge was updated on October 11, 2026 and Visual Protractor on September 30, 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.*