OST to PST Converter Tool
100% Data Security

Experience Outlook OST file to PST Conversion, Exportation, and Migration. Convert OST to 30+ formats including MBOX, EML, CSV, HTML, PDF. Professional WebbyAcad OST to PST Converter Tool provides effortless procedures with highly salient features.

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✓ 100% Safe & Secure ✓ 30-Day Money Back ✓ 24/7 Support
OST to PST Converter Box

TRUSTED BY ORGANIZATIONS

XEROX WALMART DELL DELOITTE HP

Watch It In Action

See how easily you can convert your OST files to PST.

Powerful Conversion Features

Comprehensive tools to handle every OST conversion scenario with precision.

Read & Export OST

Opens multiple OST email files and folders without issues. Export full components, including emails, directly to any chosen mail account or format.

Scan & Search

Scans OST files and authentically retrieves all information. Includes advanced search to find specific emails by date, subject, or sender.

Fix OST Errors

Remove file errors and fix accessibility issues. Ideal for converting backups of .ost email attachments quickly to any IMAP account.

Preserve Meta Properties

Maintains attributes like To, Cc, Bcc, Subject, Date, and original email structure/formatting perfectly during conversion.

Keep Folder Hierarchy

Maintains the original OST folder system (HFS). Your folder structure remains exactly the same after conversion to PST or other formats.

Secure Attachments

Email attachments are safely converted, and the formatting of HTML, plain text, images, and other file types is preserved.

Batch Conversion

Convert multiple OST files in batch mode. Save time by processing multiple files simultaneously into a single mail format or account.

Windows Support

Compatible with all Microsoft Windows operating systems, including Windows 11, 10, 8.1, 8, 7, and Windows Server editions.

Technical Specifications

System requirements and supported versions.

Version
1.7.0
File Size
90.7 MB
Supported Windows OS
Windows 11, 10, 8.1, 8, 7, Vista, XP (32 & 64 Bit) & Windows Server 2022, 2019, 2016, 2012
System Requirements
Processor: Intel® Pentium Class; Memory: 4GB RAM (2GB recommended); Disk Space: 2GB Free
Export Formats
PST, MBOX, MSG, EML, EMLX, NSF, PDF, vCard, CSV, HTML, MHT, XPS, RTF, Office 365, Gmail, Yahoo, IMAP, etc (30+ formats)

How It Works

Convert your OST files in 3 simple steps.

1

Add OST Files

Click "Add File" to select your OST files or folders.

2

Preview Data

The tool scans the file and generates a preview of all emails and items.

3

Convert & Save

Select "Convert" to export into PST or other desired formats.

Add OST Files

Load your OST files to begin the process.

Step Screenshot

Review Demo & Full Version

Features Free Version Full Version
Add or Export OST Files ✓ ✓
OST Quick and Advanced Scanning Modes ✓ ✓
Preview Attached OST Emails ✓ ✓
Convert to PST/EML/MSG ✓ ✓
Convert to PDF/Office 365 ✓ ✓
Save Converted Files 25 Items/Folder All Items
100%
MONEY BACK GUARANTEE

30-day money-back promise.

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Why Choose Webbyacad?

The most reliable solution for converting OST files to PST. Trusted by IT Admins for critical migration.

Conversion Solutions

🛠️

Corrupted OST Support

Convert even inaccessible or damaged OST files due to Exchange crashes.

🗑️

Deleted Item Recovery

Restore and convert permanently deleted emails and attachments.

🔐

Encrypted File Support

Convert data from password-protected or S/MIME encrypted OST files.

✅

Zero Data Loss

Maintain original folder structure, email meta-properties, and hierarchy 100% intact.

Supported Ecosystem

📂

Source Formats

Offline Outlook Data Files (.ost)

📤

Output Formats

PST, MSG, EML, PDF, HTML, RTF, Office 365 & more

💻

Compatibility

Supports Outlook 2021, 2019, 2016, 2013, 2010, 2007 & older

🌐

Exchange Support

Fully compatible with all Microsoft Exchange Server versions

We operate in strictly Read-Only mode to ensure no further damage to your original OST file.

Flexible Pricing Plans

Choose the license that suits your needs. 100% Secure Payment.

Personal

For Single User

$29
  • ✓ 1 System License
  • ✓ Recover & Convert to PST/EML/MSG
  • ✓ Preview Included
  • ✓ Support Included
Buy Now
MOST POPULAR

Business

For Small Teams

$49
  • ✓ Business System License
  • ✓ Export to PDF, Gmail, iCloud, Office 365
  • ✓ Preview Included
  • ✓ Free Software Upgrade
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Corporate

For Organizations

$199
  • ✓ Multiple Corporate Machines
  • ✓ AOL, Proton, IMAP Support
  • ✓ Lifetime Upgrade
  • ✓ Dedicated Support
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Enterprise

For Multiple Sites

$299
  • ✓ Multiple Sites & System License
  • ✓ Unlimited Conversion & Migration
  • ✓ Lifetime Free Upgrade
  • ✓ Priority Support
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Payments are processed securely via PayPro Global.

Trusted by Professionals

See what IT experts and users say about Webbyacad OST to PST Converter.

"The most recent version of the OST to PST Converter Tool is easy to set up and use. It was easy to export all of my OST files to the PST format. This job was simple and quick, taking only 20 minutes."

- Dave Milo

"Thanks for the quick service. I was able to easily move all of my OST files to PST and to our online account in Outlook 2016 email format."

- Addros Tallbit

"I was able to export a few specific folders and emails from OST files to PST format thanks to this excellent tool. I could choose emails from OST files by date and year."

- Mark Xavier

"Webbyacad's OST to PST converter application is widely regarded as the most exceptional online solution for mailbox conversion of OST files to PST format."

- Dave - MVP

Industry Recognized & Trusted

Top-rated by leading software review platforms.

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Frequently Asked Questions

Common questions about OST to PST conversion.

Which OST file types can this utility convert? +

The majority of OST formats are supported by the Webbyacad OST to PST conversion application. It supports all OST file extensions. Individual Contacts and calendar files can also be converted.

I have multiple OST files, how can I convert OST in Batch? +

With Webbyacad's OST file converter program, you can change many OST files and mailbox folders to different file types in batch mode effectively.

Is there any limit for OST Email conversion to PST format? +

The Webbyacad OST to PST converter tool doesn't have any limits on the size of the data, so users can change mailboxes of any size from ost to pst format without issues.

Can I access or open an OST file in Outlook? +

There is no direct way to import OST files into Outlook; however, you can manually copy OST files into PST file format using this third-party application and then import them into Outlook.

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