Open .pst Files Online Free — No Software Needed
Open PST2 File Online — Free & Instant
No signup required. Works in your browser.
📁 Drag & drop your file here
or click to browse • Max 100MB
✅ Free • ⚡ Instant • 🔒 Secure • 💻 No install
What Is a .pst File?
PST2 (.pst) is a email file format. Outlook Data Store It is commonly used by professionals and created by Microsoft.
Step-by-Step: How to Open .pst Files in 2026
Follow these steps to open any .pst file online without installing software:
- Go to OpenAnyFile: Navigate to openanyfile.app
- Upload: Drag and drop your .pst file or click Browse
- Auto-detection: The system identifies the PST2 format using signature analysis
- View: Read and archive the file contents in the browser
- Analyze: Use AI-powered analysis to understand the file structure and metadata
- Convert: Optionally convert to EML
Software That Opens .pst Files
Windows
Microsoft can open .pst files natively on Windows. Alternatively, use OpenAnyFile for instant browser access.
macOS
macOS may not natively support .pst files. Use the original application or OpenAnyFile.
Linux
Open-source alternatives or OpenAnyFile provide .pst support on Linux.
Mobile (iPhone & Android)
OpenAnyFile works on all mobile browsers — no app download required.
Common Problems Opening .pst Files
- Your OS doesn't recognize the .pst extension
- The file appears corrupted after downloading
- You don't have Microsoft installed
- Corruption after large size
OpenAnyFile bypasses all these issues with universal format detection that works in any browser.
Convert PST2 to Other Formats
Frequently Asked Questions
What is a .pst file?
A .pst file is a email format called PST2. Outlook Data Store
How do I open a .pst file without installing software?
Upload your .pst file to OpenAnyFile. Our browser-based tool instantly detects and displays it — no downloads needed.
What program creates .pst files?
.pst files are typically created by Microsoft.
Can I convert .pst to another format?
Yes. OpenAnyFile converts .pst to EML.
Is it safe to open .pst files online?
Yes. OpenAnyFile processes files in a secure, isolated environment. Files are automatically deleted and all transfers use HTTPS.
Can I open .pst on my phone?
Yes. OpenAnyFile works on all mobile browsers including iPhone and Android.