# Ezy Trigonometry vs Unit Circle Calculator

The clearest difference is review sentiment: Unit Circle Calculator at 83% against Ezy Trigonometry's 22%. Unit Circle Calculator also leads on rating (3.4 vs 2.5) and update cadence (every 3 weeks vs every 3 months). Ezy Trigonometry's advantage is in-app purchases (none vs 8) and ratings volume (44 vs 8). On price, ads and device support there is nothing between them.

Both are free to download. Unit Circle Calculator sells 8 one-off in-app purchases. Ezy Trigonometry asks for nothing beyond the download.

Unit Circle Calculator holds the better App Store score, 3.4 against 2.5. That said, the two scores are not equally well evidenced: Ezy Trigonometry has 44 ratings behind it against 8, so its average is the more settled of the two. Written reviews point the same way: 22% of Ezy Trigonometry's written reviews are positive against 83% of Unit Circle Calculator's.

Ezy Trigonometry ships an update every 3 months, Unit Circle Calculator every 3 weeks. The most recent releases landed on June 10, 2026 and August 26, 2026 respectively.

## The numbers

| Metric | Ezy Trigonometry | Unit Circle Calculator |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.5 (44 ratings)](https://appshunter.io/ios/app/ezy-trigonometry/id654848143/reviews) | **[3.4 (8 ratings)](https://appshunter.io/ios/app/unit-circle-calculator/id1606376248/reviews)** |
| Number of ratings | **44** | 8 |
| Positive reviews | 21.6% of reviews | **83.3% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 3 weeks** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 5 MB | 182 MB |
| Requires iOS | **7.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [KGiants](https://appshunter.io/developer/558271022) | [Glindemann, Sennoun, Langer GbR](https://appshunter.io/developer/1024972809) |

## What reviewers say

### Ezy Trigonometry

[App page](https://appshunter.io/ios/app/ezy-trigonometry/id654848143)

This app serves as a comprehensive trigonometry learning tool for students. It features an interactive unit circle, a table of exact trigonometric ratios, and a handbook of formulas to aid understanding.

**Highlights:** Interactive unit circle, Exact trigonometric ratios table, Handbook of trigonometric formulas, Flexible settings (radians/degrees), Angle snapping, iPhone/iPad support

**In-app purchases:** none


### Unit Circle Calculator

[App page](https://appshunter.io/ios/app/unit-circle-calculator/id1606376248)

Visualize and understand the unit circle with step-by-step calculations, diagrams, and animations. Supports various input formats and saves your work in a history for easy access and sharing.

**Highlights:** Unit circle visualization, Step-by-step calculation explanations, Diagrams and animations, Supports negative, decimal, fraction, and π inputs, Calculation history, Shareable solutions

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

**In-app purchases (8)**

| Purchase | Price | Billing |
| --- | --- | --- |
| +30 User Tokens | $0.29 | one-time |
| +1 Convenience Token / 6h, max. +2 | $0.59 | one-time |
| +2 Convenience Tokens / 6h, max. +4 | $0.99 | one-time |
| +150 User Tokens | $0.99 | one-time |
| +300 User Tokens | $1.49 | one-time |
| +4 Convenience Tokens / 6h, max. +8 | $1.59 | one-time |
| Remove Ads | $1.99 | one-time |
| Lifetime Access | $1.99 | one-time |


## Frequently asked questions

### Is Ezy Trigonometry free?

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

### Is Unit Circle Calculator free?

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

### Which has better reviews, Ezy Trigonometry or Unit Circle Calculator?

Unit Circle Calculator is rated higher. Ezy Trigonometry averages 2.5 out of 5 from 44 ratings, while Unit Circle Calculator averages 3.4 from 8 ratings.

### Do Ezy Trigonometry or Unit Circle Calculator have ads?

Neither Ezy Trigonometry nor Unit Circle Calculator shows ads.

### Which is updated more often, Ezy Trigonometry or Unit Circle Calculator?

Ezy Trigonometry ships an update every 3 months, and Unit Circle Calculator every 3 weeks. Most recently, Ezy Trigonometry was updated on June 10, 2026 and Unit Circle Calculator on August 26, 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.*