# PatternPlot vs TechDraw AI

The clearest difference is update cadence: TechDraw AI at fortnightly against PatternPlot's every 2 months. TechDraw AI also leads on device support (3 vs 1) and iOS requirement (15.1 vs 17.0). On price, ads and in-app purchases there is nothing between them.

Both are free to download. PatternPlot sells 1 in-app purchase, starting at $79.99 per year and TechDraw AI sells 1 in-app purchase, starting at $9.99 per 7 days. Whichever you choose, the download price is not the number that matters.

PatternPlot ships an update every 2 months, TechDraw AI fortnightly. The most recent releases landed on September 30, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | PatternPlot | TechDraw AI |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (2 ratings)](https://appshunter.io/ios/app/techdraw-ai-technical-drawing/id6796613448/reviews)** |
| Number of ratings | — | **2** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Fortnightly** |
| Monetization | — | Freemium |
| Size | 3 MB | 59 MB |
| Requires iOS | 17.0 | **15.1** |
| Devices | iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Andrey Tyurin](https://appshunter.io/developer/1890072364) | [MeltFlex s. r. o.](https://appshunter.io/developer/1896404923) |

## What reviewers say

### PatternPlot

[App page](https://appshunter.io/ios/app/patternplot-trace-and-grade/id6783188931)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Grading | $79.99 | per year |


### TechDraw AI

[App page](https://appshunter.io/ios/app/techdraw-ai-technical-drawing/id6796613448)

Transform photos of objects into precise 2D technical drawings with dimensions and views. Ideal for furniture, fashion, machine parts, and more, it allows for easy measurement and export. Create professional blueprints directly from your device.

**Highlights:** Photo to technical drawing conversion, Dimensioned 2D views (front, top, side, isometric), Supports furniture, fashion, machine parts, sheet metal, woodworking, and 3D printing, On-screen measurement and scaling, Export to PNG and PDF, Edit dimensions without restarting, No account required

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| TechDraw AI Pro | $9.99 | per 7 days |


## Frequently asked questions

### Is PatternPlot free?

PatternPlot is free to download, with in-app purchases available.

### Is TechDraw AI free?

TechDraw AI is free to download, with in-app purchases available.

### Do PatternPlot or TechDraw AI have ads?

Neither PatternPlot nor TechDraw AI shows ads.

### Which is updated more often, PatternPlot or TechDraw AI?

PatternPlot ships an update every 2 months, and TechDraw AI fortnightly. Most recently, PatternPlot was updated on September 30, 2026 and TechDraw AI on October 6, 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.*