# AngleDuo vs Fold Angle

The clearest difference is in-app purchases: Fold Angle at none against AngleDuo's 1. On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. AngleDuo sells 1 one-off in-app purchase. Fold Angle asks for nothing beyond the download.

## The numbers

| Metric | AngleDuo | Fold Angle |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Size | 4 MB | 1 MB |
| Requires iOS | 17.0 | 17.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Julian Zefferer](https://appshunter.io/developer/1894212252) | [KIVANC YAZAN](https://appshunter.io/developer/1688685137) |

## What reviewers say

### AngleDuo

[App page](https://appshunter.io/ios/app/angleduo-protractor/id6813894841)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| AngleDuo Pro | $3.99 | one-time |


### Fold Angle

[App page](https://appshunter.io/ios/app/fold-angle-hinge-protractor/id6822459445)

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

**In-app purchases:** none


## Frequently asked questions

### Is AngleDuo free?

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

### Is Fold Angle free?

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

### Do AngleDuo or Fold Angle have ads?

Neither AngleDuo nor Fold Angle 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.*