# TechDraw min vs Diagrams Notepad 3

The clearest difference is rating: TechDraw min at 4.2 against Diagrams Notepad 3's 3.5. TechDraw min also leads on in-app purchases (none vs 1). Diagrams Notepad 3's advantage is ads (none vs shown) and review sentiment (39% vs 11%). On price, device support and iOS requirement there is nothing between them.

Both are free to download. Diagrams Notepad 3 sells 1 one-off in-app purchase. TechDraw min asks for nothing beyond the download.

TechDraw min holds the better App Store score, 4.2 against 3.5. That said, the two scores are not equally well evidenced: Diagrams Notepad 3 has 51 ratings behind it against 5, so its average is the more settled of the two. Written reviews complicate that: 11% of TechDraw min's written reviews are positive against 39% of Diagrams Notepad 3's, so the app with the better star average is not the one people write more warmly about.

TechDraw min ships an update every 4 months, Diagrams Notepad 3 monthly. The most recent releases landed on October 16, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | TechDraw min | Diagrams Notepad 3 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.2 (5 ratings)](https://appshunter.io/ios/app/techdraw-min/id552732928/reviews)** | [3.5 (51 ratings)](https://appshunter.io/ios/app/diagrams-notepad-3/id1387425355/reviews) |
| Number of ratings | 5 | **51** |
| Positive reviews | 11.1% of reviews | **39.0% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 4 months | **Monthly** |
| Monetization | **Ad-supported** | Free with in-app purchases |
| Size | 68 MB | 29 MB |
| Requires iOS | **14.0** | 15.0 |
| Devices | iPhone, iPad, iPod | **iPhone, iPad, iPod, Mac** |
| Age rating | 12+ | 4+ |
| Developer | [Kelly Technology Inc.](https://appshunter.io/developer/393931941) | [sunata UG (haftungsbeschraenkt)](https://appshunter.io/developer/1387425354) |

## 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


### Diagrams Notepad 3

[App page](https://appshunter.io/ios/app/diagrams-notepad-3/id1387425355)

Create and sync diagrams, flowcharts, and mind maps across iPhone, iPad, and Mac. Supports Apple Pencil for drawing and offers collaboration features. Export in various formats.

**Highlights:** Cross-device sync via iCloud, Vector-based shapes and connectors, Apple Pencil support, Diagram sharing and collaboration, Export to PDF, PNG, JPEG, Unlimited diagram size

**Features:** Family Sharing

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlimited number of diagrams | $22.99 | one-time |


## Frequently asked questions

### Is TechDraw min free?

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

### Is Diagrams Notepad 3 free?

Diagrams Notepad 3 is free to download, with in-app purchases available.

### Which has better reviews, TechDraw min or Diagrams Notepad 3?

TechDraw min is rated higher. TechDraw min averages 4.2 out of 5 from 5 ratings, while Diagrams Notepad 3 averages 3.5 from 51 ratings.

### Do TechDraw min or Diagrams Notepad 3 have ads?

TechDraw min shows ads; Diagrams Notepad 3 does not.

### Which is updated more often, TechDraw min or Diagrams Notepad 3?

TechDraw min ships an update every 4 months, and Diagrams Notepad 3 monthly. Most recently, TechDraw min was updated on October 16, 2026 and Diagrams Notepad 3 on October 14, 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.*