# sketchometry vs Mathematical Playground Lite

The clearest difference is rating: sketchometry at 4.6 against Mathematical Playground Lite's 4.0. sketchometry also leads on update cadence (every 10 days vs every 2 months) and review sentiment (65% vs 41%). On price, ratings volume, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

sketchometry holds the better App Store score, 4.6 against 4.0. Both are backed by a comparable volume of ratings — 5 and 3 respectively. Written reviews point the same way: 65% of sketchometry's written reviews are positive against 41% of Mathematical Playground Lite's.

sketchometry ships an update every 10 days, Mathematical Playground Lite every 2 months. The most recent releases landed on October 12, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | sketchometry | Mathematical Playground Lite |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (5 ratings)](https://appshunter.io/ios/app/sketchometry/id635195332/reviews)** | [4.0 (3 ratings)](https://appshunter.io/ios/app/mathematical-playground-lite/id1233002386/reviews) |
| Number of ratings | **5** | 3 |
| Positive reviews | **65.0% of reviews** | 40.9% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 10 days** | Every 2 months |
| Monetization | Free | Free |
| Size | 82 MB | 53 MB |
| Requires iOS | **15.0** | 17.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Universitaet Bayreuth](https://appshunter.io/developer/926230632) | [Jun Nakashima](https://appshunter.io/developer/1130820204) |

## What reviewers say

### sketchometry

[App page](https://appshunter.io/ios/app/sketchometry/id635195332)

This app transforms your finger drawings into precise geometric shapes on your iPhone or iPad. It turns math into an experimental subject, encouraging learners to discover concepts through hands-on interaction rather than presenting pre-made solutions.

**Highlights:** Finger-to-geometry conversion, Dynamic mathematical exploration, Experimental learning approach, Interactive geometric drawing, Supports iPhone and iPad

**Features:** macOS Compatibility

**In-app purchases:** none


### Mathematical Playground Lite

[App page](https://appshunter.io/ios/app/mathematical-playground-lite/id1233002386)

Explore three-dimensional shapes with this educational application. It aids in understanding and visualizing complex geometric forms, offering tools to manipulate and study them. This lite version provides access to all shapes and core functionalities.

**Highlights:** Explore 3D shapes, Visualize geometric forms, Cut and expand shapes, Receive shape data from full version, All shapes available

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

**In-app purchases:** none


## Frequently asked questions

### Is sketchometry free?

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

### Is Mathematical Playground Lite free?

Mathematical Playground Lite is free to download, with no in-app purchases.

### Which has better reviews, sketchometry or Mathematical Playground Lite?

sketchometry is rated higher. sketchometry averages 4.6 out of 5 from 5 ratings, while Mathematical Playground Lite averages 4.0 from 3 ratings.

### Do sketchometry or Mathematical Playground Lite have ads?

Neither sketchometry nor Mathematical Playground Lite shows ads.

### Which is updated more often, sketchometry or Mathematical Playground Lite?

sketchometry ships an update every 10 days, and Mathematical Playground Lite every 2 months. Most recently, sketchometry was updated on October 12, 2026 and Mathematical Playground Lite on October 11, 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.*