# Unit Circle Calculator PRO vs vyvu

The clearest difference is price: vyvu at Free against Unit Circle Calculator PRO's $1.99. vyvu also leads on update cadence (weekly vs monthly). Unit Circle Calculator PRO's advantage is iOS requirement (15.0 vs 17.6). On ads, in-app purchases and device support there is nothing between them.

vyvu is free to download; Unit Circle Calculator PRO costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Unit Circle Calculator PRO ships an update monthly, vyvu weekly. The most recent releases landed on October 9, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | Unit Circle Calculator PRO | vyvu |
| --- | --- | --- |
| Price | $1.99 | **Free** |
| Rating | **[4.7 (25 ratings)](https://appshunter.io/ios/app/unit-circle-calculator-pro/id1606376541/reviews)** | — |
| Number of ratings | **25** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | **Weekly** |
| Monetization | Paid | — |
| Size | 181 MB | 4 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) | [Trong Nghia Hoang](https://appshunter.io/developer/1832003456) |

## What reviewers say

### Unit Circle Calculator PRO

[App page](https://appshunter.io/ios/app/unit-circle-calculator-pro/id1606376541)

Visualize and understand the unit circle with step-by-step calculations, diagrams, and animations. Supports various input formats including negative values, decimals, fractions, and pi. Save, share, and revisit past calculations.

**Highlights:** Unit circle visualization, Step-by-step calculation, Diagrams and animations, Supports negative values, decimals, fractions, and π, Calculation history, Shareable solutions

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

**In-app purchases:** none


### vyvu

[App page](https://appshunter.io/ios/app/vyvu/id6749771228)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Unit Circle Calculator PRO free?

Unit Circle Calculator PRO costs $1.99, with no in-app purchases.

### Is vyvu free?

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

### Do Unit Circle Calculator PRO or vyvu have ads?

Neither Unit Circle Calculator PRO nor vyvu shows ads.

### Which is updated more often, Unit Circle Calculator PRO or vyvu?

Unit Circle Calculator PRO ships an update monthly, and vyvu weekly. Most recently, Unit Circle Calculator PRO was updated on October 9, 2026 and vyvu on October 7, 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.*