# TechDraw min vs MATH Keys

The clearest difference is ads: MATH Keys at none against TechDraw min's shown. MATH Keys also leads on update cadence (every 6 weeks vs every 4 months) and monetization model (free vs ad-supported). TechDraw min's advantage is review sentiment (11% vs 0%). On price, rating, ratings volume 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.

On the App Store both sit at effectively the same score — 4.2 for TechDraw min against 4.3 for MATH Keys. Both are backed by a comparable volume of ratings — 5 and 6 respectively. Written reviews are what separate them: 11% of TechDraw min's written reviews are positive against 0% of MATH Keys's.

TechDraw min ships an update every 4 months, MATH Keys every 6 weeks. The most recent releases landed on October 6, 2026 and October 2, 2026 respectively.

## The numbers

| Metric | TechDraw min | MATH Keys |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.2 (5 ratings)](https://appshunter.io/ios/app/techdraw-min/id552732928/reviews) | **[4.3 (6 ratings)](https://appshunter.io/ios/app/math-keys/id6446790301/reviews)** |
| Number of ratings | 5 | **6** |
| Positive reviews | **11.1% of reviews** | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 4 months | **Every 6 weeks** |
| Monetization | Ad-supported | **Free** |
| Size | 68 MB | 2 MB |
| Requires iOS | **14.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 12+ | 4+ |
| Developer | [Kelly Technology Inc.](https://appshunter.io/developer/393931941) | [Guy Goldstein](https://appshunter.io/developer/1679091394) |

## What reviewers say

### TechDraw min

[App page](https://appshunter.io/ios/app/techdraw-min/id552732928)

This mobile drawing application offers a comprehensive set of tools, including geometric shapes and a text/equation editor. It facilitates collaboration and backup through data transfer and allows sharing on social media. A detailed user manual is also provided within the app.

**Highlights:** Geometric shape library, Text and equation editor, Drawing data transfer, Social media sharing, Integrated user manual

**Features:** Vision Pro support

**In-app purchases:** none


### MATH Keys

[App page](https://appshunter.io/ios/app/math-keys/id6446790301)

Easily create mathematical equations, formulas, and symbols online. This free tool enhances academic productivity for students and educators by providing quick access to a wide range of mathematical notations.

**Highlights:** Online equation editor, Mathematical symbols and operations, Latex notation tools, Copy and share formulas, Calculus, Algebra, Trigonometry support, Free to use

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

**In-app purchases:** none


## Frequently asked questions

### Is TechDraw min free?

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

### Is MATH Keys free?

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

### Which has better reviews, TechDraw min or MATH Keys?

MATH Keys is rated higher. TechDraw min averages 4.2 out of 5 from 5 ratings, while MATH Keys averages 4.3 from 6 ratings.

### Do TechDraw min or MATH Keys have ads?

TechDraw min shows ads; MATH Keys does not.

### Which is updated more often, TechDraw min or MATH Keys?

TechDraw min ships an update every 4 months, and MATH Keys every 6 weeks. Most recently, TechDraw min was updated on October 6, 2026 and MATH Keys on October 2, 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.*