# PLT Scan vs Douglas 3D Sizing

The clearest difference is device support: Douglas 3D Sizing at 3 against PLT Scan'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.

PLT Scan ships an update every 3 months, Douglas 3D Sizing every 2 months. The most recent releases landed on September 14, 2026 and September 15, 2026 respectively.

## The numbers

| Metric | PLT Scan | Douglas 3D Sizing |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 2 months** |
| Size | 69 MB | 126 MB |
| Requires iOS | 15.6 | **15.0** |
| Devices | iPad | **iPhone, iPad, iPod** |
| Age rating | 12+ | 17+ |
| Developer | [Podo-IT. BV](https://appshunter.io/developer/1538423442) | [TechMed 3D](https://appshunter.io/developer/964196047) |

## What reviewers say

### PLT Scan

[App page](https://appshunter.io/ios/app/plt-scan/id1538423440)

**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 PLT Scan free?

PLT Scan 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 PLT Scan or Douglas 3D Sizing have ads?

Neither PLT Scan nor Douglas 3D Sizing shows ads.

### Which is updated more often, PLT Scan or Douglas 3D Sizing?

PLT Scan ships an update every 3 months, and Douglas 3D Sizing every 2 months. Most recently, PLT Scan was updated on September 14, 2026 and Douglas 3D Sizing on September 15, 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.*