# Triangle & Angle calculator vs Trigonometry

The clearest difference is rating: Triangle & Angle calculator at 4.0 against Trigonometry's 1.0. Triangle & Angle calculator also leads on ratings volume (209 vs 4). Trigonometry's advantage is in-app purchases (none vs 2) and update cadence (every 2 weeks vs every 3 months). On price, review sentiment, ads and device support there is nothing between them.

Both are free to download. Triangle & Angle calculator sells 2 one-off in-app purchases. Trigonometry asks for nothing beyond the download.

Triangle & Angle calculator holds the better App Store score, 4.0 against 1.0. That said, the two scores are not equally well evidenced: Triangle & Angle calculator has 209 ratings behind it against 4, so its average is the more settled of the two. Written reviews point the same way: 5% of Triangle & Angle calculator's written reviews are positive against 0% of Trigonometry's.

Triangle & Angle calculator ships an update every 3 months, Trigonometry every 2 weeks. The most recent releases landed on October 7, 2026 and September 22, 2026 respectively.

## The numbers

| Metric | Triangle & Angle calculator | Trigonometry |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.0 (209 ratings)](https://appshunter.io/ios/app/triangle-and-angle-calculator/id1278963382/reviews)** | [1.0 (4 ratings)](https://appshunter.io/ios/app/trigonometry/id1550614008/reviews) |
| Number of ratings | **209** | 4 |
| Positive reviews | **4.5% of reviews** | 0.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 2 weeks** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 7 MB | 9 MB |
| Requires iOS | 15.0 | **13.4** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Maxime Haeyaert](https://appshunter.io/developer/1274130669) | [Konstantinos Anagnostou](https://appshunter.io/developer/1550614010) |

## What reviewers say

### Triangle & Angle calculator

[App page](https://appshunter.io/ios/app/triangle-and-angle-calculator/id1278963382)

Easily solve geometry exercises and verify your calculations with this tool. It simplifies complex problems with a single click, making math more accessible.

**Highlights:** Solve geometry exercises, Check calculations, Simple click interface, Angle calculations, Formula solver

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Deleting advertisements | $0.99 | one-time |
| Detail Calculations and formul | $1.99 | one-time |


### Trigonometry

[App page](https://appshunter.io/ios/app/trigonometry/id1550614008)

Learn basic trigonometric formulas through interactive theory and fun games. Earn points to progress through levels and master the concepts.

**Highlights:** Memorize basic trigonometric formulas, Interactive theory section, Four included games, Earn points to advance levels, Beginner-friendly

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Triangle & Angle calculator free?

Triangle & Angle calculator is free to download, with in-app purchases available.

### Is Trigonometry free?

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

### Which has better reviews, Triangle & Angle calculator or Trigonometry?

Triangle & Angle calculator is rated higher. Triangle & Angle calculator averages 4.0 out of 5 from 209 ratings, while Trigonometry averages 1.0 from 4 ratings.

### Do Triangle & Angle calculator or Trigonometry have ads?

Neither Triangle & Angle calculator nor Trigonometry shows ads.

### Which is updated more often, Triangle & Angle calculator or Trigonometry?

Triangle & Angle calculator ships an update every 3 months, and Trigonometry every 2 weeks. Most recently, Triangle & Angle calculator was updated on October 7, 2026 and Trigonometry on September 22, 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.*