# Rahm 3DScan vs IOL3D LIDAR

The clearest difference is iOS requirement: Rahm 3DScan at 15.0 against IOL3D LIDAR's 17.2. 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.

Rahm 3DScan ships an update every 3 months, IOL3D LIDAR every 2 months. The most recent releases landed on October 26, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Rahm 3DScan | IOL3D LIDAR |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 2 months** |
| Size | 130 MB | 32 MB |
| Requires iOS | **15.0** | 17.2 |
| Devices | iPad | **iPhone, iPad** |
| Age rating | 17+ | 17+ |
| Developer | [TechMed 3D](https://appshunter.io/developer/964196047) | [James Ludlow](https://appshunter.io/developer/1019330489) |

## What reviewers say

### Rahm 3DScan

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

**Features:** macOS Compatibility

**In-app purchases:** none


### IOL3D LIDAR

[App page](https://appshunter.io/ios/app/iol3d-lidar/id6484272450)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Rahm 3DScan free?

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

### Is IOL3D LIDAR free?

IOL3D LIDAR is free to download, with no in-app purchases.

### Do Rahm 3DScan or IOL3D LIDAR have ads?

Neither Rahm 3DScan nor IOL3D LIDAR shows ads.

### Which is updated more often, Rahm 3DScan or IOL3D LIDAR?

Rahm 3DScan ships an update every 3 months, and IOL3D LIDAR every 2 months. Most recently, Rahm 3DScan was updated on October 26, 2026 and IOL3D LIDAR on October 25, 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.*