# Triangle Calculator Pythagoras vs Pythagoras Interactive

The clearest difference is rating: Pythagoras Interactive at 5.0 against Triangle Calculator Pythagoras's 4.0. Pythagoras Interactive also leads on in-app purchases (none vs 3) and ads (none vs shown). On price, ratings volume, device support and iOS requirement there is nothing between them.

Both are free to download. Triangle Calculator Pythagoras sells 3 in-app purchases, starting at $1.99 per 7 days. Pythagoras Interactive asks for nothing beyond the download.

Pythagoras Interactive holds the better App Store score, 5.0 against 4.0. Both are backed by a comparable volume of ratings — 1 and 1 respectively.

Triangle Calculator Pythagoras ships an update monthly, Pythagoras Interactive every 2 weeks. The most recent releases landed on September 17, 2026 and August 20, 2026 respectively.

## The numbers

| Metric | Triangle Calculator Pythagoras | Pythagoras Interactive |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.0 (1 ratings)](https://appshunter.io/ios/app/triangle-calculator-pythagoras/id1600108278/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/pythagoras-interactive/id6466731389/reviews)** |
| Number of ratings | 1 | 1 |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Monthly | **Every 2 weeks** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 14 MB | 1 MB |
| Requires iOS | **15.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Muhammed Samil DEMIR](https://appshunter.io/developer/1600108280) | [ALAN PETERSON](https://appshunter.io/developer/1436516782) |

## What reviewers say

### Triangle Calculator Pythagoras

[App page](https://appshunter.io/ios/app/triangle-calculator-pythagoras/id1600108278)

This geometry tool simplifies right-angled triangle calculations. It instantly solves for missing sides, angles, area, and perimeter using the Pythagorean theorem and trigonometry. It also displays the formulas used for each calculation, aiding understanding.

**Highlights:** Pythagorean Theorem Solver, Trigonometry Functions, Instant Area and Perimeter Calculation, View Calculation Formulas, Input known measurements to find missing values

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Premium | $1.99 | per 7 days |
| Monthly Premium | $4.99 | per month |
| Premium Yearly | $19.99 | per year |


### Pythagoras Interactive

[App page](https://appshunter.io/ios/app/pythagoras-interactive/id6466731389)

Explore the Pythagorean Theorem with an interactive visual tool. Adjust triangle legs to observe real-time changes in square areas and hypotenuse length. Distances are displayed in radical form when necessary.

**Highlights:** Interactive triangle manipulation, Visual representation of squares on sides, Real-time updates to hypotenuse and areas, Radical form for distances, Clear labeling of sides and areas

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

**In-app purchases:** none


## Frequently asked questions

### Is Triangle Calculator Pythagoras free?

Triangle Calculator Pythagoras is free to download, with in-app purchases available.

### Is Pythagoras Interactive free?

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

### Which has better reviews, Triangle Calculator Pythagoras or Pythagoras Interactive?

Pythagoras Interactive is rated higher. Triangle Calculator Pythagoras averages 4.0 out of 5 from 1 ratings, while Pythagoras Interactive averages 5.0 from 1 ratings.

### Do Triangle Calculator Pythagoras or Pythagoras Interactive have ads?

Triangle Calculator Pythagoras shows ads; Pythagoras Interactive does not.

### Which is updated more often, Triangle Calculator Pythagoras or Pythagoras Interactive?

Triangle Calculator Pythagoras ships an update monthly, and Pythagoras Interactive every 2 weeks. Most recently, Triangle Calculator Pythagoras was updated on September 17, 2026 and Pythagoras Interactive on August 20, 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.*