# Unit Circle Practice vs Derive

The clearest difference is in-app purchases: Derive at none against Unit Circle Practice's 1. Unit Circle Practice's advantage is iOS requirement (16.0 vs 18.0). On price, ads and device support there is nothing between them.

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

## The numbers

| Metric | Unit Circle Practice | Derive |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (20 ratings)](https://appshunter.io/ios/app/unit-circle-practice/id1506653412/reviews)** | — |
| Number of ratings | **20** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 6 months | — |
| Monetization | Free with in-app purchases | — |
| Size | 6 MB | 14 MB |
| Requires iOS | **16.0** | 18.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Russell Thorman](https://appshunter.io/developer/1093341902) | [Chung Law](https://appshunter.io/developer/1698876420) |

## What reviewers say

### Unit Circle Practice

[App page](https://appshunter.io/ios/app/unit-circle-practice/id1506653412)

Master the unit circle with focused training on angles, radians, coordinates, and exact trig values. Interactive exercises and quizzes build speed and accuracy for pre-calculus and trigonometry students. Unlock advanced tools for deeper understanding and test preparation.

**Highlights:** Interactive drag-and-drop training, Unit circle and exact value quizzes, Clean unit circle guide with summaries, Inverse trig and angle conversion practice, Quadrant sign identification

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Lifetime Unlock | $1.99 | one-time |


### Derive

[App page](https://appshunter.io/ios/app/derive-a-blitz/id6739738006)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Unit Circle Practice free?

Unit Circle Practice is free to download, with in-app purchases available.

### Is Derive free?

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

### Do Unit Circle Practice or Derive have ads?

Neither Unit Circle Practice nor Derive shows ads.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*