# VoiPen vs 3DXReaderDS 3Dビューア

The clearest difference is in-app purchases: 3DXReaderDS 3Dビューア at none against VoiPen's 1. On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. VoiPen sells 1 in-app purchase, starting at $2.99 per month. 3DXReaderDS 3Dビューア asks for nothing beyond the download.

## The numbers

| Metric | VoiPen | 3DXReaderDS 3Dビューア |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | — | Every 4 days |
| Size | 18 MB | 47 MB |
| Requires iOS | 16.4 | **15.6** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [kotobaz](https://appshunter.io/developer/1634727152) | [株式会社シーセット (C’set Co.,Ltd.)](https://appshunter.io/developer/1812575895) |

## What reviewers say

### VoiPen

[App page](https://appshunter.io/ios/app/voipen/id6468220315)

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| ライト会員 | $2.99 | per month |


### 3DXReaderDS 3Dビューア

[App page](https://appshunter.io/ios/app/3dxreaderds-3d/id6745497725)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is VoiPen free?

VoiPen is free to download, with in-app purchases available.

### Is 3DXReaderDS 3Dビューア free?

3DXReaderDS 3Dビューア is free to download, with no in-app purchases.

### Do VoiPen or 3DXReaderDS 3Dビューア have ads?

Neither VoiPen nor 3DXReaderDS 3Dビューア 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.*