# PST Reader vs XPS Viewer · XPS to PDF

The clearest difference is update cadence: XPS Viewer · XPS to PDF at weekly against PST Reader's every 2 months. XPS Viewer · XPS to PDF also leads on iOS requirement (15.0 vs 17.6). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. PST Reader sells 3 in-app purchases, starting at $1.99 per month and XPS Viewer · XPS to PDF sells 2 in-app purchases, starting at $4.99 per 7 days. Whichever you choose, the download price is not the number that matters.

PST Reader ships an update every 2 months, XPS Viewer · XPS to PDF weekly. The most recent releases landed on October 31, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | PST Reader | XPS Viewer · XPS to PDF |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Weekly** |
| Size | 6 MB | 25 MB |
| Requires iOS | 17.6 | **15.0** |
| Devices | iPhone, iPad, Mac | **iPhone, iPad, iPod, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [Yevgenii Kryzhanivskyi](https://appshunter.io/developer/1778319692) | [Rush Tools LLC](https://appshunter.io/developer/1896773547) |

## What reviewers say

### PST Reader

[App page](https://appshunter.io/ios/app/pst-reader/id6762496586)

**Features:** Family Sharing, Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Monthly | $1.99 | per month |
| Premium Yearly | $14.99 | per year |
| Lifetime Premium | $29.99 | one-time |


### XPS Viewer · XPS to PDF

[App page](https://appshunter.io/ios/app/xps-viewer-xps-to-pdf/id6771168880)

**Features:** Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| XPS Viewer Pro - Weekly | $4.99 | per 7 days |
| XPS Viewer Pro - Yearly | $39.99 | per year |


## Frequently asked questions

### Is PST Reader free?

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

### Is XPS Viewer · XPS to PDF free?

XPS Viewer · XPS to PDF is free to download, with in-app purchases available.

### Do PST Reader or XPS Viewer · XPS to PDF have ads?

Neither PST Reader nor XPS Viewer · XPS to PDF shows ads.

### Which is updated more often, PST Reader or XPS Viewer · XPS to PDF?

PST Reader ships an update every 2 months, and XPS Viewer · XPS to PDF weekly. Most recently, PST Reader was updated on October 31, 2026 and XPS Viewer · XPS to PDF on November 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.*