# Unit Circle Calculator vs Beautiful Trigonometry

The clearest difference is update cadence: Unit Circle Calculator at every 3 weeks against Beautiful Trigonometry's every 3 months. Unit Circle Calculator also leads on iOS requirement (15.0 vs 17.6). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Unit Circle Calculator sells 8 one-off in-app purchases and Beautiful Trigonometry sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Unit Circle Calculator ships an update every 3 weeks, Beautiful Trigonometry every 3 months. The most recent releases landed on August 26, 2026 and September 18, 2026 respectively.

## The numbers

| Metric | Unit Circle Calculator | Beautiful Trigonometry |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.4 (8 ratings)](https://appshunter.io/ios/app/unit-circle-calculator/id1606376248/reviews)** | — |
| Number of ratings | **8** | — |
| Positive reviews | 83.3% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 3 months |
| Monetization | Free with in-app purchases | — |
| Size | 182 MB | 8 MB |
| Requires iOS | **15.0** | 17.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Glindemann, Sennoun, Langer GbR](https://appshunter.io/developer/1024972809) | [Tomasz Rygula](https://appshunter.io/developer/879228654) |

## What reviewers say

### 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 |


### Beautiful Trigonometry

[App page](https://appshunter.io/ios/app/beautiful-trigonometry/id6746460113)

**Features:** macOS Compatibility, Family Sharing

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Full Trigonometry Access | $1.99 | one-time |


## Frequently asked questions

### Is Unit Circle Calculator free?

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

### Is Beautiful Trigonometry free?

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

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

Neither Unit Circle Calculator nor Beautiful Trigonometry shows ads.

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

Unit Circle Calculator ships an update every 3 weeks, and Beautiful Trigonometry every 3 months. Most recently, Unit Circle Calculator was updated on August 26, 2026 and Beautiful Trigonometry on September 18, 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.*