# Math Expert Pro vs sketchometry

The clearest difference is price: sketchometry at Free against Math Expert Pro's $2.99. sketchometry also leads on update cadence (every 10 days vs every 3 months). Math Expert Pro's advantage is iOS requirement (12.0 vs 15.0). On review sentiment, ads, in-app purchases and device support there is nothing between them.

sketchometry is free to download; Math Expert Pro costs $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Math Expert Pro ships an update every 3 months, sketchometry every 10 days. The most recent releases landed on September 22, 2026 and June 25, 2026 respectively.

## The numbers

| Metric | Math Expert Pro | sketchometry |
| --- | --- | --- |
| Price | $2.99 | **Free** |
| Rating | — | **[4.6 (5 ratings)](https://appshunter.io/ios/app/sketchometry/id635195332/reviews)** |
| Number of ratings | — | **5** |
| Positive reviews | **66.7% of reviews** | 65.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 10 days** |
| Monetization | Paid | **Free** |
| Size | 10 MB | 82 MB |
| Requires iOS | **12.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Markus Ide](https://appshunter.io/developer/625191124) | [Universitaet Bayreuth](https://appshunter.io/developer/926230632) |

## What reviewers say

### Math Expert Pro

[App page](https://appshunter.io/ios/app/math-expert-pro/id625198358)

This app provides a comprehensive collection of math and physics formulas. It features a unique calculator that determines possible calculations based on the information you input.

**Highlights:** Extensive math and physics formula library, Interactive formula calculator, Input-driven calculation suggestions, Supports iPhone, iPad, and iPod, Offline formula access

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

**In-app purchases:** none


### 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


## Frequently asked questions

### Is Math Expert Pro free?

Math Expert Pro costs $2.99, with no in-app purchases.

### Is sketchometry free?

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

### Do Math Expert Pro or sketchometry have ads?

Neither Math Expert Pro nor sketchometry shows ads.

### Which is updated more often, Math Expert Pro or sketchometry?

Math Expert Pro ships an update every 3 months, and sketchometry every 10 days. Most recently, Math Expert Pro was updated on September 22, 2026 and sketchometry on June 25, 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.*