# Unit Circle Practice vs Speed Trigonometry

The clearest difference is in-app purchases: Speed Trigonometry at none against Unit Circle Practice's 1. Unit Circle Practice's advantage is rating (5.0 vs 4.8) and update cadence (every 6 months vs every 14 months). On price, review sentiment, ads and device support there is nothing between them.

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

Unit Circle Practice holds the better App Store score, 5.0 against 4.8. Both are backed by a comparable volume of ratings — 20 and 5 respectively. Written reviews split almost evenly too, at 100% and 100% positive.

Unit Circle Practice ships an update every 6 months, Speed Trigonometry every 14 months. The most recent releases landed on September 18, 2026 and August 8, 2026 respectively.

## The numbers

| Metric | Unit Circle Practice | Speed Trigonometry |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (20 ratings)](https://appshunter.io/ios/app/unit-circle-practice/id1506653412/reviews)** | [4.8 (5 ratings)](https://appshunter.io/ios/app/speed-trigonometry/id6747187585/reviews) |
| Number of ratings | **20** | 5 |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 6 months** | Every 14 months |
| Monetization | Free with in-app purchases | **Free** |
| Size | 6 MB | 2 MB |
| Requires iOS | **16.0** | 18.5 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Russell Thorman](https://appshunter.io/developer/1093341902) | [Nick Petroni](https://appshunter.io/developer/1597208168) |

## 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 |


### Speed Trigonometry

[App page](https://appshunter.io/ios/app/speed-trigonometry/id6747187585)

This app helps students quickly memorize the unit circle. It quizzes users on sine, cosine, tangent, and inverse trigonometric values for key angles. Developed by students for students, it's ideal for precalculus learners.

**Highlights:** Unit circle memorization, Quizzes on trig values, Focus on key angles, Sine, cosine, tangent, inverse values, Student-developed

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

**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 Speed Trigonometry free?

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

### Which has better reviews, Unit Circle Practice or Speed Trigonometry?

Unit Circle Practice is rated higher. Unit Circle Practice averages 5.0 out of 5 from 20 ratings, while Speed Trigonometry averages 4.8 from 5 ratings.

### Do Unit Circle Practice or Speed Trigonometry have ads?

Neither Unit Circle Practice nor Speed Trigonometry shows ads.

### Which is updated more often, Unit Circle Practice or Speed Trigonometry?

Unit Circle Practice ships an update every 6 months, and Speed Trigonometry every 14 months. Most recently, Unit Circle Practice was updated on September 18, 2026 and Speed Trigonometry on August 8, 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.*