PST Viewer · Open Outlook File
OST Reader & Email Opener Tool
About
Access and view Outlook email archives directly on your iPhone and iPad without needing Microsoft Outlook or cloud uploads. This app offers offline browsing, smart search, and export options for various file formats, ensuring your data remains private and accessible.
What's New in PST Viewer · Open Outlook File
6.0.2
May 9, 2026
• Minor Improvements & Bug Fixes • Mail folders now appear complete. • When uploading PST files to the app for viewing, track all the details using the progress bar. Experience a smoother PST Viewer experience with these latest enhancements.
MoreSubscription plans
Pro Weekly
Weekly access to forensic PST tools.
In-App Purchases
$149.99
Pro Lifetime
Lifetime access to all Pro features.
Developer apps
FAQ
Does PST Viewer have ads?
Yes, PST Viewer contains advertisements. The app is free to download and use, with optional in-app purchases for advanced features.
What is the price of PST Viewer's PRO Access?
PRO Access is available through weekly subscriptions for $8.99 or annual subscriptions for $44.99. There are also Pro Weekly and Pro Annual options at slightly higher prices, both including a 3-day free trial.
What devices does PST Viewer support?
PST Viewer is available for iPhone, iPad, iPod, and Mac. You can restore your access on any of these devices.
How often is PST Viewer updated?
The latest version of PST Viewer is 6.0.2, and it was last updated on May 9, 2026. This indicates a recent update, suggesting ongoing development and support.
Is PST Viewer safe for all ages?
PST Viewer has an age rating of 4+, making it suitable for users of all ages. The app prioritizes privacy by keeping all files on the user's device.
Can I open PST files without Outlook installed?
Yes, PST Viewer is designed to open and browse .PST and .OST files directly on your iOS device without requiring Microsoft Outlook or a desktop computer.
What file formats can PST Viewer export emails to?
With PRO Access, you can export emails to PDF, EML, MSG, HTML, and TXT formats. You can also share these exported files via AirDrop, Mail, or save them to your Files app.
Does PST Viewer track user data?
No, PST Viewer is 100% private and offline. The app states that files never leave your device and there is no analytics or tracking involved.