# VsisProxy vs HDF5 Viewer · File Reader

The clearest difference is in-app purchases: VsisProxy at none against HDF5 Viewer · File Reader's 2. HDF5 Viewer · File Reader's advantage is device support (4 vs 1) and iOS requirement (15.0 vs 17.0). On price and ads there is nothing between them.

Both are free to download. HDF5 Viewer · File Reader sells 2 in-app purchases, starting at $6.99 per 7 days. VsisProxy asks for nothing beyond the download.

## The numbers

| Metric | VsisProxy | HDF5 Viewer · File Reader |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | — | Weekly |
| Size | 1 MB | 30 MB |
| Requires iOS | 17.0 | **15.0** |
| Devices | iPhone | **iPhone, iPad, iPod, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [VSIS AP COMPANY LIMITED](https://appshunter.io/developer/6787595803) | [Rush Tools LLC](https://appshunter.io/developer/1896773547) |

## What reviewers say

### VsisProxy

[App page](https://appshunter.io/ios/app/vsisproxy/id6788589424)

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

**In-app purchases:** none


### HDF5 Viewer · File Reader

[App page](https://appshunter.io/ios/app/hdf5-viewer-file-reader/id6798266211)

**Features:** Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Weekly | $6.99 | per 7 days |
| Pro Annual | $69.99 | per year |


## Frequently asked questions

### Is VsisProxy free?

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

### Is HDF5 Viewer · File Reader free?

HDF5 Viewer · File Reader is free to download, with in-app purchases available.

### Do VsisProxy or HDF5 Viewer · File Reader have ads?

Neither VsisProxy nor HDF5 Viewer · File Reader 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.*