# e vs HDF5 Viewer · File Reader

The clearest difference is in-app purchases: e at none against HDF5 Viewer · File Reader's 2. HDF5 Viewer · File Reader's advantage is update cadence (weekly vs every 5 weeks) and device support (4 vs 2). On price, ads and iOS requirement 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. e asks for nothing beyond the download.

e ships an update every 5 weeks, HDF5 Viewer · File Reader weekly. The most recent releases landed on October 14, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | e | HDF5 Viewer · File Reader |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Weekly** |
| Size | 28 MB | 30 MB |
| Requires iOS | 15.1 | **15.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [Microtech Designs](https://appshunter.io/developer/1873188599) | [Rush Tools LLC](https://appshunter.io/developer/1896773547) |

## What reviewers say

### e

[App page](https://appshunter.io/ios/app/e-connect/id6758496907)

**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 e free?

e 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 e or HDF5 Viewer · File Reader have ads?

Neither e nor HDF5 Viewer · File Reader shows ads.

### Which is updated more often, e or HDF5 Viewer · File Reader?

e ships an update every 5 weeks, and HDF5 Viewer · File Reader weekly. Most recently, e was updated on October 14, 2026 and HDF5 Viewer · File Reader on October 5, 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.*