# PIAragon vs Backup Disk

The clearest difference is in-app purchases: PIAragon at none against Backup Disk's 3. PIAragon also leads on update cadence (every 2 months vs every 5 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Backup Disk sells 3 in-app purchases, starting at $2.99 per month. PIAragon asks for nothing beyond the download.

PIAragon ships an update every 2 months, Backup Disk every 5 months. The most recent releases landed on October 6, 2026 and October 3, 2026 respectively.

## The numbers

| Metric | PIAragon | Backup Disk |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 5 months |
| Size | 30 MB | 7 MB |
| Requires iOS | 15.6 | **14.0** |
| Devices | iPhone, iPad, iPod | **iPhone, iPad, iPod, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [Javier Pablo](https://appshunter.io/developer/1340608291) | [Muharrem Ozkan](https://appshunter.io/developer/443806426) |

## What reviewers say

### PIAragon

[App page](https://appshunter.io/ios/app/piaragon/id1340608292)

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

**In-app purchases:** none


### Backup Disk

[App page](https://appshunter.io/ios/app/backup-disk/id6444174393)

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Backup Disk PRO Monthly | $2.99 | per month |
| Backup Disk PRO Annual | $9.99 | per year |
| Backup Disk PRO Lifetime | $19.99 | one-time |


## Frequently asked questions

### Is PIAragon free?

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

### Is Backup Disk free?

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

### Do PIAragon or Backup Disk have ads?

Neither PIAragon nor Backup Disk shows ads.

### Which is updated more often, PIAragon or Backup Disk?

PIAragon ships an update every 2 months, and Backup Disk every 5 months. Most recently, PIAragon was updated on October 6, 2026 and Backup Disk on October 3, 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.*