# sketchometry vs Isometric Paper

The clearest difference is rating: sketchometry at 4.6 against Isometric Paper's 3.5. sketchometry also leads on update cadence (every 10 days vs every 16 months). Isometric Paper's advantage is ratings volume (41 vs 5) and iOS requirement (9.0 vs 15.0). On price, review sentiment, 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 3.5. That said, the two scores are not equally well evidenced: Isometric Paper has 41 ratings behind it against 5, so its average is the more settled of the two. Written reviews point the same way: 65% of sketchometry's written reviews are positive against 59% of Isometric Paper's.

sketchometry ships an update every 10 days, Isometric Paper every 16 months. The most recent releases landed on October 12, 2026 and October 20, 2026 respectively.

## The numbers

| Metric | sketchometry | Isometric Paper |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (5 ratings)](https://appshunter.io/ios/app/sketchometry/id635195332/reviews)** | [3.5 (41 ratings)](https://appshunter.io/ios/app/isometric-paper/id1045446163/reviews) |
| Number of ratings | 5 | **41** |
| Positive reviews | **65.0% of reviews** | 59.3% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 10 days** | Every 16 months |
| Monetization | Free | Free |
| Size | 82 MB | 15 MB |
| Requires iOS | 15.0 | **9.0** |
| Devices | iPhone, iPad, iPod | **iPhone, iPad, iPod, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [Universitaet Bayreuth](https://appshunter.io/developer/926230632) | [Heiko Etzold](https://appshunter.io/developer/715739131) |

## 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


### Isometric Paper

[App page](https://appshunter.io/ios/app/isometric-paper/id1045446163)

Create isometric drawings of various solid objects. This tool allows users to visualize and sketch 3D shapes in an isometric perspective.

**Highlights:** Draw isometric views, Visualize solid objects, 3D shape sketching

**In-app purchases:** none


## Frequently asked questions

### Is sketchometry free?

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

### Is Isometric Paper free?

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

### Which has better reviews, sketchometry or Isometric Paper?

sketchometry is rated higher. sketchometry averages 4.6 out of 5 from 5 ratings, while Isometric Paper averages 3.5 from 41 ratings.

### Do sketchometry or Isometric Paper have ads?

Neither sketchometry nor Isometric Paper shows ads.

### Which is updated more often, sketchometry or Isometric Paper?

sketchometry ships an update every 10 days, and Isometric Paper every 16 months. Most recently, sketchometry was updated on October 12, 2026 and Isometric Paper on October 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.*