# Protractor Angle Measure App vs Blank

The clearest difference is ads: Blank at none against Protractor Angle Measure App's shown. Protractor Angle Measure App's advantage is iOS requirement (13.0 vs 16.4). On price, update cadence, in-app purchases and device support there is nothing between them.

Both are free to download. Protractor Angle Measure App sells 2 in-app purchases, starting at $3.99 per month and Blank sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Protractor Angle Measure App ships an update every 4 months, Blank every 2 months. Both last shipped on October 31, 2026.

## The numbers

| Metric | Protractor Angle Measure App | Blank |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.3 (4 ratings)](https://appshunter.io/ios/app/protractor-angle-measure-app/id6755661639/reviews)** | — |
| Number of ratings | **4** | — |
| Positive reviews | 33.3% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 4 months | **Every 2 months** |
| Monetization | Free with in-app purchases | — |
| Size | 57 MB | 62 MB |
| Requires iOS | **13.0** | 16.4 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Ebenezer Oteng](https://appshunter.io/developer/1840002550) | [Joseph Emmanuel Deladem Kudjordji](https://appshunter.io/developer/6779929936) |

## What reviewers say

### Protractor Angle Measure App

[App page](https://appshunter.io/ios/app/protractor-angle-measure-app/id6755661639)

This tool allows for instant and accurate angle measurements using a digital protractor, camera overlay, and ruler. It supports 180° and 360° measurements, ideal for students, engineers, builders, and DIYers for various projects.

**Highlights:** Accurate digital protractor, 180° & 360° measurement, Camera overlay for real-time angles, Ruler mode for line measurement, Angle lock and precision control, Simple, distraction-free interface

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Monthly | $3.99 | per month |
| Lifetime access | $9.99 | one-time |


### Blank

[App page](https://appshunter.io/ios/app/blank-hide-in-sound/id6782469062)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Blank Pro | $14.99 | one-time |


## Frequently asked questions

### Is Protractor Angle Measure App free?

Protractor Angle Measure App is free to download, with in-app purchases available.

### Is Blank free?

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

### Do Protractor Angle Measure App or Blank have ads?

Protractor Angle Measure App shows ads; Blank does not.

### Which is updated more often, Protractor Angle Measure App or Blank?

Protractor Angle Measure App ships an update every 4 months, and Blank every 2 months. Most recently, Protractor Angle Measure App was updated on October 31, 2026 and Blank on October 31, 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.*