# Pythagoras HD vs Beautiful Line

The clearest difference is review sentiment: Pythagoras HD at 43% against Beautiful Line's 0%. Pythagoras HD also leads on price ($0.99 vs $10.00) and ads (none vs shown). Beautiful Line's advantage is rating (3.7 vs 1.0) and update cadence (every 9 months vs every 24 months). On in-app purchases and monetization model there is nothing between them.

Pythagoras HD costs $0.99 and Beautiful Line $10.00 up front. Neither carries in-app purchases, so what you see is what you pay.

Beautiful Line holds the better App Store score, 3.7 against 1.0. Both are backed by a comparable volume of ratings — 1 and 3 respectively. Written reviews complicate that: 43% of Pythagoras HD's written reviews are positive against 0% of Beautiful Line's, so the app with the better star average is not the one people write more warmly about.

Pythagoras HD ships an update every 24 months, Beautiful Line every 9 months. The most recent releases landed on November 1, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | Pythagoras HD | Beautiful Line |
| --- | --- | --- |
| Price | **$0.99** | $10.00 |
| Rating | [1.0 (1 ratings)](https://appshunter.io/ios/app/pythagoras-hd/id404432708/reviews) | **[3.7 (3 ratings)](https://appshunter.io/ios/app/beautiful-line-maths-is-fun/id1545284382/reviews)** |
| Number of ratings | 1 | **3** |
| Positive reviews | **42.9% of reviews** | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 24 months | **Every 9 months** |
| Monetization | Paid | Paid |
| Size | 10 MB | 129 MB |
| Requires iOS | **12.0** | 16.6 |
| Devices | iPad | **iPhone, iPad, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [Roman Koksharov](https://appshunter.io/developer/700716922) | [Oscar Tsang](https://appshunter.io/developer/416987065) |

## 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


### Beautiful Line

[App page](https://appshunter.io/ios/app/beautiful-line-maths-is-fun/id1545284382)

Explore the relationship between lines and curves in this relaxing educational app. It guides you through linking lines to create various shapes, making mathematics engaging and enjoyable. Discover the fun of geometry without pressure.

**Highlights:** Learn line-to-curve relationships, Create shapes by linking lines, Guided line linking, Relaxing and pressure-free experience, Makes math fun

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Pythagoras HD free?

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

### Is Beautiful Line free?

Beautiful Line costs $10.00, with no in-app purchases.

### Which has better reviews, Pythagoras HD or Beautiful Line?

Beautiful Line is rated higher. Pythagoras HD averages 1.0 out of 5 from 1 ratings, while Beautiful Line averages 3.7 from 3 ratings.

### Do Pythagoras HD or Beautiful Line have ads?

Beautiful Line shows ads; Pythagoras HD does not.

### Which is updated more often, Pythagoras HD or Beautiful Line?

Pythagoras HD ships an update every 24 months, and Beautiful Line every 9 months. Most recently, Pythagoras HD was updated on November 1, 2026 and Beautiful Line on November 3, 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.*