# Walter 3D Scan vs TapStash

The clearest difference is iOS requirement: TapStash at 16.4 against Walter 3D Scan's 18.0. On price, ads, 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 | Walter 3D Scan | TapStash |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | — | Every 2 months |
| Size | 17 MB | 104 MB |
| Requires iOS | 18.0 | **16.4** |
| Devices | iPhone | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [VR Space Holdings Inc.](https://appshunter.io/developer/1232001114) | [ArdinGate Studios LLC](https://appshunter.io/developer/1894094439) |

## What reviewers say

### Walter 3D Scan

[App page](https://appshunter.io/ios/app/walter-3d-scan/id6748957137)

**In-app purchases:** none


### TapStash

[App page](https://appshunter.io/ios/app/tapstash-nfc-storage/id6769426685)

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

**In-app purchases:** none


## Frequently asked questions

### Is Walter 3D Scan free?

Walter 3D Scan is free to download, with no in-app purchases.

### Is TapStash free?

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

### Do Walter 3D Scan or TapStash have ads?

Neither Walter 3D Scan nor TapStash shows ads.

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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.*