# Alpha DESIGN® vs Douglas 3D Sizing

The clearest difference is device support: Douglas 3D Sizing at 3 against Alpha DESIGN®'s 1. On price, update cadence, 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.

Alpha DESIGN® ships an update every 4 months, Douglas 3D Sizing every 2 months. The most recent releases landed on September 17, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | Alpha DESIGN® | Douglas 3D Sizing |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 2 months** |
| Size | 136 MB | 126 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPad | **iPhone, iPad, iPod** |
| Age rating | 12+ | 17+ |
| Developer | [Willow Wood](https://appshunter.io/developer/1029162927) | [TechMed 3D](https://appshunter.io/developer/964196047) |

## What reviewers say

### Alpha DESIGN®

[App page](https://appshunter.io/ios/app/alpha-design/id1270811107)

**Features:** macOS Compatibility

**In-app purchases:** none


### Douglas 3D Sizing

[App page](https://appshunter.io/ios/app/douglas-3d-sizing/id1593445668)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Alpha DESIGN® free?

Alpha DESIGN® is free to download, with no in-app purchases.

### Is Douglas 3D Sizing free?

Douglas 3D Sizing is free to download, with no in-app purchases.

### Do Alpha DESIGN® or Douglas 3D Sizing have ads?

Neither Alpha DESIGN® nor Douglas 3D Sizing shows ads.

### Which is updated more often, Alpha DESIGN® or Douglas 3D Sizing?

Alpha DESIGN® ships an update every 4 months, and Douglas 3D Sizing every 2 months. Most recently, Alpha DESIGN® was updated on September 17, 2026 and Douglas 3D Sizing on October 10, 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.*