# The Unit Circle App vs TrigQuest

The clearest difference is in-app purchases: The Unit Circle App at none against TrigQuest's 1. The Unit Circle App also leads on ads (none vs shown) and iOS requirement (15.1 vs 17.0). On price and device support there is nothing between them.

Both are free to download. TrigQuest sells 1 one-off in-app purchase. The Unit Circle App asks for nothing beyond the download.

## The numbers

| Metric | The Unit Circle App | TrigQuest |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Size | 19 MB | 20 MB |
| Requires iOS | **15.1** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Jonathan Raymond Shane Jackson](https://appshunter.io/developer/1817087516) | [Ori Shalom](https://appshunter.io/developer/1887340066) |

## What reviewers say

### The Unit Circle App

[App page](https://appshunter.io/ios/app/the-unit-circle-app/id6752369385)

**Features:** macOS Compatibility

**In-app purchases:** none


### TrigQuest

[App page](https://appshunter.io/ios/app/trigquest/id6761020554)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $1.99 | one-time |


## Frequently asked questions

### Is The Unit Circle App free?

The Unit Circle App is free to download, with no in-app purchases.

### Is TrigQuest free?

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

### Do The Unit Circle App or TrigQuest have ads?

TrigQuest shows ads; The Unit Circle App does not.

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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.*