Recover and Convert OST Files to PST Without Data Loss
Recover and convert corrupted or inaccessible OST files to PST with a reliable OST to PST Converter. Restore Outlook emails, attachments, contacts, calendars, and mailbox data securely.
Shefware OST to PST Converter allows users to easily convert OST files into 9 different formats other than PST. Those formats are mentioned below:

We provide quick, reliable, and fully secure OST to PST conversion seamlessly.
Seamlessly convert the entire OST mailbox data, such as emails, contacts, and calendars, etc into PST without any risk of data loss.
Maintains OST data, such as emails, contacts, and calendars, in the original email hierarchy and structure.
Recover data from any damaged, inaccessible, or corrupted OST Files seamlessly.
The data is stored in the user’s system, thereby reducing any risk of data to the third party and protecting the data.
Convert OST files into PST files as well as into other formats like MBOX, PDF, EML, JSON, DOCX, etc.
Users can easily view emails, attachments, and other mailbox items of the OST file before initiating the conversion process.
Utilize the OST to PST Conversion Software without any Outlook installation requirement.
Upload multiple OST Files in unison, rather than uploading the files one by one.
Access or download the converted PST file without the Exchange server & Microsoft Office 365.
Convert the OST files into various formats like PST, MSG, EML, MBOX, and much more.
Experience fast OST Files conversion while maintaining data integrity.
Experience the simple and easy interface built for user navigation and support.
CC
BCC
From
Date
Subject
Signature, etc
Documents: PDFs, TXT, DOCS, PPT, etc
Image File Format: JPG, PNG, BMP, TIFF, etc
Multimedia Files: Audio & Video Files
Archive Files: ZIP, RAR, 7Z, TAR
Inbox
Draft
Sent Items
Outbox
Deleted Items
Spam Email
Name
Contact Number
Location
Meetings
Appointments
Recurring Events
Reminders/Notifications
Subject
Category
Due Date
Start Date
Task Status

Collaborated with more than 15,000 enterprises for data recovery from corrupt OST Files.
Watch our step-by-step video tutorial to understand how the software works and get started quickly.
The Shefware OST to PST Converter follows a structured process to convert OST Files to PST with accuracy and efficiency:
Download the OST to PST software converter tool and install it.
Open the converter once installation is finished.
Click on Add File and click Open to proceed
The file gets uploaded and prepared for scanning and conversion.
Verify the selected OST file is accurate and check the file name and location.
Ensure that the OST File contains Mailbox Data
Select either PST or other file formats as the required format.
Select the Target path you want the PST file to be stored in and click on the Export button to start the conversion process.
View the real-time progress of the conversion process and the saved file.
Once the process is completed, the PST File is ready to use in your Outlook.
Verify emails, contacts, calendars and attachments are transferred correctly
Download Free Demo & Check System Requirements
Size: 117.73 MB
Version: 1.0.0.1
Hard Disk
500 MB space required
RAM
Minimum 4 GB RAM (Recommended 8 GB)
Processor
Intel(R) Core(TM) i3-4160 CPU @ 3.60GHz or above
Operating System - Windows 11 / 10 / 8.1 / 8 / 7 (32 & 64 Bit) , Window Server 2025 / 2022 / 2019 / 2016 / 2012 R2 / 2008 R2
Microsoft Outlook - 2021, 2019, 2016, 2013, 2010, 2007, 2003, 2000 (32-Bit & 64-Bit)
Quick and reliable software- converted my OST to PST very fast with minimal steps. Efficient and straightforward.
IT Admin
Shefware OST to PST Converter is a tool that helps users convert OST files into PST format while safeguarding data integrity.
Yes, you can easily convert OST files into PST format without actually needing MS Outlook.
Users can use the OST to PST Converter to easily convert OST files into multiple formats, such as PDF, EML, DOC, and MSG, etc.
Yes, the tool ensures that users can hold large file sizes and also divide the file size into smaller data as a resultant PST Format.
Yes, we ensure that during the conversion process, users’ data is safe and secure; we also adhere to all the legal laws and compliance.
Users can download the Offline Shefware OST to PST Converter Tool to convert the OST Files into PST Files without internet access.
Users can recover the data from the orphaned OST files, such as emails, contacts, and convert them into the PST File Format.
Yes, the OST to PST Conversion tool is designed to be compatible with all Outlook versions, such as Outlook 2021, 2019, and 2016, and previous versions.
We enable the OST Files conversion including Mailbox data, such as Emails and calendars, is converted from OST to PST.
No, our tool is designed to convert the original OST data to PST without creating any duplicates.