# Pythagoras HD vs Cartesian graph coordinates

The clearest difference is review sentiment: Cartesian graph coordinates at 100% against Pythagoras HD's 43%. Cartesian graph coordinates also leads on price (Free vs $0.99) and rating (5.0 vs 1.0). Pythagoras HD's advantage is in-app purchases (none vs 1). On ratings volume, ads and iOS requirement there is nothing between them.

Cartesian graph coordinates is free to download; Pythagoras HD costs $0.99 up front. Cartesian graph coordinates sells 1 one-off in-app purchase. Pythagoras HD asks for nothing beyond the download.

Cartesian graph coordinates holds the better App Store score, 5.0 against 1.0. Both are backed by a comparable volume of ratings — 1 and 1 respectively. Written reviews point the same way: 43% of Pythagoras HD's written reviews are positive against 100% of Cartesian graph coordinates's.

Pythagoras HD ships an update every 24 months, Cartesian graph coordinates every 4 days. The most recent releases landed on September 25, 2026 and September 17, 2026 respectively.

## The numbers

| Metric | Pythagoras HD | Cartesian graph coordinates |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Rating | [1.0 (1 ratings)](https://appshunter.io/ios/app/pythagoras-hd/id404432708/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/cartesian-graph-coordinates/id6449740813/reviews)** |
| Number of ratings | 1 | 1 |
| Positive reviews | 42.9% of reviews | **100.0% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 24 months | **Every 4 days** |
| Monetization | Paid | **Free** |
| Size | 10 MB | 161 MB |
| Requires iOS | 12.0 | 12.0 |
| Devices | iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Roman Koksharov](https://appshunter.io/developer/700716922) | [Five Systems Development](https://appshunter.io/developer/1063221985) |

## What reviewers say

### Pythagoras HD

[App page](https://appshunter.io/ios/app/pythagoras-hd/id404432708)

Explore the Pythagorean Theorem through interactive puzzles and visual proofs. This educational app offers a unique, formula-free approach to understanding geometry. It's designed to make learning engaging and accessible.

**Highlights:** Visual proofs of Pythagorean Theorem, Interactive geometric puzzles, Formula-free learning, Engaging educational experience, iPad compatibility

**Features:** macOS Compatibility

**In-app purchases:** none


### Cartesian graph coordinates

[App page](https://appshunter.io/ios/app/cartesian-graph-coordinates/id6449740813)

This math-based game teaches children basic math and geometry skills by graphing points on a Cartesian plane to draw unique pictures. It offers an engaging way to learn about coordinates, axes, and problem-solving through art and logic.

**Highlights:** Graph points to draw pictures, Learn Cartesian plane basics, Solve math problems, Develop logical thinking, Three difficulty levels, Hundreds of exercises

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove AD | $0.99 | one-time |


## Frequently asked questions

### Is Pythagoras HD free?

Pythagoras HD costs $0.99, with no in-app purchases.

### Is Cartesian graph coordinates free?

Cartesian graph coordinates is free to download, with in-app purchases available.

### Which has better reviews, Pythagoras HD or Cartesian graph coordinates?

Cartesian graph coordinates is rated higher. Pythagoras HD averages 1.0 out of 5 from 1 ratings, while Cartesian graph coordinates averages 5.0 from 1 ratings.

### Do Pythagoras HD or Cartesian graph coordinates have ads?

Neither Pythagoras HD nor Cartesian graph coordinates shows ads.

### Which is updated more often, Pythagoras HD or Cartesian graph coordinates?

Pythagoras HD ships an update every 24 months, and Cartesian graph coordinates every 4 days. Most recently, Pythagoras HD was updated on September 25, 2026 and Cartesian graph coordinates on September 17, 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.*