# GraphPower vs Pythagoras Interactive

The clearest difference is price: Pythagoras Interactive at Free against GraphPower's $2.99. Pythagoras Interactive also leads on rating (5.0 vs 1.0) and update cadence (every 2 weeks vs every 6 months). GraphPower's advantage is iOS requirement (12.0 vs 16.0). On ratings volume, ads, in-app purchases and device support there is nothing between them.

Pythagoras Interactive is free to download; GraphPower costs $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Pythagoras Interactive holds the better App Store score, 5.0 against 1.0. Both are backed by a comparable volume of ratings — 1 and 1 respectively.

GraphPower ships an update every 6 months, Pythagoras Interactive every 2 weeks. Both last shipped on September 30, 2026.

## The numbers

| Metric | GraphPower | Pythagoras Interactive |
| --- | --- | --- |
| Price | $2.99 | **Free** |
| Rating | [1.0 (1 ratings)](https://appshunter.io/ios/app/graphpower/id570315270/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/pythagoras-interactive/id6466731389/reviews)** |
| Number of ratings | 1 | 1 |
| Positive reviews | 25.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 months | **Every 2 weeks** |
| Monetization | Paid | **Free** |
| Size | 40 MB | 1 MB |
| Requires iOS | **12.0** | 16.0 |
| Devices | iPad | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [Ventura Educational Systems](https://appshunter.io/developer/371324172) | [ALAN PETERSON](https://appshunter.io/developer/1436516782) |

## What reviewers say

### GraphPower

[App page](https://appshunter.io/ios/app/graphpower/id570315270)

This educational tool empowers students to create various types of graphs, including bar, line, circle, and histograms. It allows for active learning by enabling users to input data, set scales, choose colors, and add titles and labels. A curriculum is also provided for teachers.

**Highlights:** Create bar, line, circle graphs, and histograms, Input custom data and set scales, Add graph titles, subtitles, and axis labels, Generate hypothetical graphs and random data, Save created graphs, Includes K-8 curriculum with lesson ideas

**Features:** macOS Compatibility

**In-app purchases:** none


### 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 GraphPower free?

GraphPower costs $2.99, with no in-app purchases.

### Is Pythagoras Interactive free?

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

### Which has better reviews, GraphPower or Pythagoras Interactive?

Pythagoras Interactive is rated higher. GraphPower averages 1.0 out of 5 from 1 ratings, while Pythagoras Interactive averages 5.0 from 1 ratings.

### Do GraphPower or Pythagoras Interactive have ads?

Neither GraphPower nor Pythagoras Interactive shows ads.

### Which is updated more often, GraphPower or Pythagoras Interactive?

GraphPower ships an update every 6 months, and Pythagoras Interactive every 2 weeks. Most recently, GraphPower was updated on September 30, 2026 and Pythagoras Interactive on September 30, 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.*