# KeiTanaka vs Quick3D CAD Viewer

The clearest difference is ads: KeiTanaka at none against Quick3D CAD Viewer's shown. Quick3D CAD Viewer's advantage is iOS requirement (18.6 vs 26.0). On price, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | KeiTanaka | Quick3D CAD Viewer |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | — | Every 2 weeks |
| Size | 2 MB | 28 MB |
| Requires iOS | 26.0 | **18.6** |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [NEIGHBOR CO., LTD.,](https://appshunter.io/developer/1838861197) | [Ryo Tazaki](https://appshunter.io/developer/6814366399) |

## What reviewers say

### KeiTanaka

[App page](https://appshunter.io/ios/app/keitanaka/id6760087438)

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

**In-app purchases:** none


### Quick3D CAD Viewer

[App page](https://appshunter.io/ios/app/quick3d-cad-viewer/id6816122073)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is KeiTanaka free?

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

### Is Quick3D CAD Viewer free?

Quick3D CAD Viewer is free to download, with no in-app purchases.

### Do KeiTanaka or Quick3D CAD Viewer have ads?

Quick3D CAD Viewer shows ads; KeiTanaka does not.

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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.*