# PST Viewer – PST MSG EML MBOX — Read email archives offline

> Read email archives offline (iPhone/iPad app by Mario Kernich.)

- Source: https://appshunter.io/ios/app/pst-viewer-pst-msg-eml-mbox/id6820516765 (this page in markdown: same URL + `.md`)
- Developer: [Mario Kernich](https://appshunter.io/developer/6814953056)
- Category: Productivity, Utilities
- Price: Free
- Age rating: 4+
- Requires: iOS 17.0 · 8 MB
- Languages: American English, German (Germany)
- Released: 2026-10-09
- Data updated: 2026-10-11

## What is PST Viewer?

PST Viewer opens email archives quickly, safely and strictly read-only – no Outlook required. Free and open source.

FORMATS
• Outlook data files (.pst) – even large archives of several gigabytes
• Outlook items (.msg), emails (.eml, .emlx)
• MBOX mailboxes from Gmail/Google Takeout (labels become folders), Apple Mail and Thunderbird
• Folders of mail files

SEARCH AND FIND
• Full-text search as you type – in all folders or just the current one
• Filters for date range, sender, recipient, attachments, attachment type, unread, important, flagged and more
• Search syntax in English and German, e.g. from:anna has:attachment after:2024-03-01
• "muller" also finds "Müller"; matches are highlighted

READ
• Familiar layout with folders, a list grouped by date and a reading pane
• HTML emails shown safely; remote images stay blocked until you allow them
• Appointments, contacts and tasks at a glance; digitally signed messages
• Open attached messages directly

ATTACHMENTS AND EXPORT
• Preview PDFs, images, text, tables, calendar and contact files
• Save attachments one by one or all at once
• Export messages as PDF, email file (.eml) or text, and print them

PRIVACY
• Everything stays on your device: no upload, no cloud, no tracking
• Your files are never modified
• Free and open source (MIT license): no account, no ads, no in-app purchases
• Source code: github.com/mariokernich/pst-viewer

Microsoft and Outlook are trademarks of the Microsoft group of companies. PST Viewer is an independent product and is not affiliated with Microsoft.

## Is PST Viewer safe?

Not enough ratings yet to assess PST Viewer.

## Is PST Viewer legit?

PST Viewer – PST MSG EML MBOX has limited verification signals. The AppsHunter Legitimacy Score for PST Viewer is 58 out of 100 points across 7 verification signals from App Store and developer data.


## Version history (last 1 release)

### 1.0.0 — 2026-10-09

No release notes.

## More apps by Mario Kernich

- [NextSet - Simple Rest Timer](https://appshunter.io/ios/app/nextset-simple-rest-timer/id6816532963)

All apps by Mario Kernich: https://appshunter.io/developer/6814953056

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-10-11.*