# Rahm 3DScan vs KLM Digital Casting

The clearest difference is iOS requirement: KLM Digital Casting at 12.2 against Rahm 3DScan's 15.0. 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.

Both ship on a similar rhythm, roughly every 3 months. The most recent releases landed on September 28, 2026 and October 3, 2026 respectively.

## The numbers

| Metric | Rahm 3DScan | KLM Digital Casting |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[3.7 (3 ratings)](https://appshunter.io/ios/app/klm-digital-casting/id1500763840/reviews)** |
| Number of ratings | — | **3** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | Every 3 months |
| Monetization | — | Free |
| Size | 130 MB | 111 MB |
| Requires iOS | 15.0 | **12.2** |
| Devices | iPad | iPad |
| Age rating | 17+ | 4+ |
| Developer | [TechMed 3D](https://appshunter.io/developer/964196047) | [Taika3D Oy](https://appshunter.io/developer/1436462173) |

## What reviewers say

### Rahm 3DScan

[App page](https://appshunter.io/ios/app/rahm-3dscan/id1480005985)

**Features:** macOS Compatibility

**In-app purchases:** none


### KLM Digital Casting

[App page](https://appshunter.io/ios/app/klm-digital-casting/id1500763840)

Create patient files and capture digital 3D scans of feet. Upload patient data to an online system to order custom orthotics. Requires a specific hardware accessory.

**Highlights:** Create patient files, Capture digital foot scans, Take up to 9 pictures, Upload to online order system, Order custom orthotics

**In-app purchases:** none


## Frequently asked questions

### Is Rahm 3DScan free?

Rahm 3DScan is free to download, with no in-app purchases.

### Is KLM Digital Casting free?

KLM Digital Casting is free to download, with no in-app purchases.

### Do Rahm 3DScan or KLM Digital Casting have ads?

Neither Rahm 3DScan nor KLM Digital Casting shows ads.

### Which is updated more often, Rahm 3DScan or KLM Digital Casting?

Rahm 3DScan ships an update every 3 months, and KLM Digital Casting every 3 months. Most recently, Rahm 3DScan was updated on September 28, 2026 and KLM Digital Casting on October 3, 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.*