Sysinfo
OST to PST Converter

Sysinfo OST to PST Converter is the finest and most efficient utility to convert an OST file into an Outlook PST file without any data loss and 100% accuracy. It is a multi-functional software to convert OST to PST files and other file formats like MBOX, PDF, JSON, etc. Along with this, the software is competent enough to export OST items(Emails, Calendars, Contacts, Tasks) into 15+ web/cloud-based email clients.

  • Software allows users to select Single and Multiple OST files to perform the conversion.
  • Export emails, contacts, journals, tasks, and notes from an OST file to an Outlook PST file.
  • Convert OST into different file formats like PST, MBOX, EML, EMLX, HTML, CSV, MHTML.
  • Import OST files into Office 365 Gmail, Thunderbird, Yahoo Mail, and other formats. Amazon WorkMail, Opera Mail, Live Exchange, Hotmail, IMAP, Zoho Mail, Yandex Mail, GoDaddy Email, AOL, iCloud Mail, etc.
  • It supports OST files of all the available versions of MS Outlook 2019/ 2016/ 2013/ 2010/ 2007/ 2003/ 2000/ 5.5 and 5.0 and Exchange Server. Office 365/ 2019/ 2016/ 2013/ 2010/ 2007/ 2003/ 2002/ 2000/ 98
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Benefits of OST File Converter

  • OST Converter also saves OST items into images/document PDF, TXT, Doc, Docx, DOCM, PNG, TIFF, GIF, JPG, JSON, etc. formats.
  • Equipped with a feature to select folders and preview detailed information. Total Message Count, From, Subject, Date, Attachments, and Content
  • Facilitate with the option to maintain the proper folder hierarchy.
  • Option to remove duplicate emails and convert emails without attachments files.
  • Mail Filter to perform the selective email conversion based on Date Range.
  • It is compatible with Windows 11 and all major versions Windows 11, 10, 8.1, 8, 7, Vista, XP, 2000, 98, NT, 95 of the Windows operating system.
  • Free OST to PST Converter Tool allows users to export only the first 50 emails per folder.

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Online OST to PST Converter Tool is one of the most popular software to migrate Outlook OST files into Outlook PST format. It will also save Exchange OST files into various formats like PST, MSG, PDF, EML, etc.

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SysInfo Free OST to PST Converter is a safe and virus-free OST file conversion utility that helps users to convert emails, contacts, calendars, tasks from OST files into 30+ file formats and email clients.

Process to Change Cached Outlook Data File to PST
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When to Use Free OST to PST Converter Tool?

Need to Prevent OST Files Data from Loss

Importing OST to Windows Live Mail

You will need this software when you want to migrate emails from an OST file to your Windows Live Mail Account. First, you will have to convert OST to EML by using this software and then import that EML file with all emails to your Windows Live Mail Account.

Moving OST Emails to Office 365

Moving OST Emails to Office 365

It is not an easy task to import OST files into Office 365. Therefore, you will need the OST to PST Converter software that will directly import all the emails with attachments from the offline OST file to Office 365 account.

Converting Orphaned OST to PST

Converting Orphaned OST to PST

This software would be most helpful when you don’t have the MS Outlook application on your PC and you want to convert orphaned OST to PST. In such a situation, you can make use of this software and make a hassle-free conversion.

Key Properties and Benefits of OST to PST File Converter

Export OST to PST File

Export OST to PST File

With the help of SysInfo OST to PST Converter Tool, users can convert each component of Exchange Outlook OST files, emails, contacts, calendar events, journals, and their attachments to PST file format. The software also exports all mail properties such as email headers, To, Cc, Bcc, Date, and Subjects of an OST file(s) in the new PST file.

Performs Quick and Accurate Conversion

Performs Quick and Accurate Conversion

SysInfo Outlook OST to PST Converter Tool is a safe and shareware utility that allows users to perform quick and accurate conversion of OST files into 30 + file formats and email clients. The software is designed with advanced algorithms; therefore, there are no chances of data loss from selected OST files.

Converts OST into Multiple File

Converts OST into Multiple File

sysInfo OST Converter Tool offers multiple conversion options that allow users to converts OST Items (Emails, Contacts, Calendars, Tasks) into various file/image/document formats such as PST, MSG, CSV, EML, HTML, EMLX, MHTML, MBOX, PDF, JSON, JPG, GIF, TIFF, PNG, DOCM, Doc, Docx, TXT, PDF, etc. without losing any data.

Import OST files Into 15+ Email Clients

Import OST files Into 15+ Email Clients

OST to PST Tool is professional software built up with prominent features to import an OST File in Outlook and other 15+ web/cloud-based email clients like Gmail, Thunderbird, Office 365, IMAP, Exchange Server, AOL, Yandex Mail, Zoho Mail, Opera Mail, Yahoo Mail, HostGator Email, GoDaddy Email, Amazon WorkMail, iCloud, etc.

Previews OST Emails Feature

Previews OST Emails Feature

Free OST Converter Tool allows users to preview the emails and their detailed information of OST files before exporting OST into a PST file. Therefore, users can easily preview the Total message count, From, Subject, Date Attachments of a specific folder before OST conversion. By using this utility, users can also check the folders from the tree to convert.

Maintains the Data Accuracy

Maintains the Data Accuracy

Outlook OST to PST Conversion Software is an intuitively designed application and can easily be used by both no voice and non-technical people. Using this software, users can export all data from OST to PST format; there will be no data changes during the conversion process. And all the folders will be preserved in the same hierarchy as before.

Excludes OST Emails Based on Date Filter

Excludes OST Emails Based on Date Filter

If the OST files are full of unwanted emails or data, users can exclude them with the help of the Mail filter option of the OST Converter. This feature lets users release the covered storage space and saves the precise OST files after conversion by simply defining the date range like Start Date & End Date, and the action will be performed accordingly.

Save In Same Source & Destination folder Same

Save In Same Source & Destination folder Same

An advanced Same in the Same folder option is integrated into the OST Converter Tool to backup the resultant file and the source file at the same location. Thus you need not search for the output file anywhere else. By selecting this option, the software will save the newly converted file at the same path means the source & destination folder are the same.

Export/Backup Emails Without Attachments

Export/Backup Emails Without Attachments

Using SysInfo OST to PST File Converter, users get features of backup emails without attachments; therefore, while performing the conversion of selected OST files, you have the option to exclude attachment files from the emails. Moreover, you can also define the name of the resultant folder in which imported emails will store.

User-Friendly Interface

User-Friendly Interface

The SysInfo OST Converter Tool has multiple inbuilt and customizable options to convert and save OST file data with the utmost ease. It is compatible with different versions of Windows OS and MS Outlook. Along with that, the software has an intuitive and interactive user interface so that everyone can easily handle it.

Software Specifications

Sysinfo OST to PST Converter Software specifications, users can follow before use of this software for ease of working

About Product Version
22.7		 License
Multiple User		 Edition
Home, Administrator, Technician, and Enterprise		 Release Date
09 March, 2022
Requirements & Supported Versions Pentium class processor Minimum
512MB RAM (1GB Recommended)		 Disk Space:
Enough Space to Store Recovered Output.		 Support Windows:
11, 10/8.1/8/7/, 2008/2012 (32 & 64 Bit), and other Windows versions.
table heading Support Outlook Versions:
Office 365, 2019, 2016, 2013, 2010, 2007, 2003, 2002, 2000, 98, and 97.		 Support MS Exchange Server:
2019/ 2016/ 2013/ 2010/ 2007/ 2003/ 2000/ 5.5 and 5.0.
Supported Links
 User's Installation Guide  Customization Plan  Eula
Additional Information

Demo & Full Version Comparison

Get an overview of the Convert OST to PST Free Tool Features- Demo and Licensed Version

Product Features Free Version Full Version
Convert Bulk OST into PST file 50 Items per Folder All
Export OST files to PST, CSV, MBOX, EML, HTML, EMLX, MHTML, and other file formats. 50 Items per folder All
Migrate OST Items into Gmail, Office 365, Thunderbird. AOL, Opera Mail, Yahoo, Yandex Mail, Zoho Mail, etc. 50 Items per folder All
Save OST files into PDF, TIFF, JSON, PNG, GIF, Doc, Docx, DOCM, and other images/document formats. 50 Items per folder All
Remove Duplicate Mail
Select folders and Preview
Save In the Same Folder
Maintain Folder Hierarchy
Migrate or Backup Emails Without Attachments Files
Mail Filter & Task Filter
Custom Folder Name
Naming Convention(Saving Formats)
24*7 Tech Support & 100% Secure
Price Free $49
Money-Back Guarantee
Frequently Asked Questions

Listed Generally Asked Questions and their Respective Solutions

How to export OST to PST using the software?

To export OST files into different saving formats, follow the Given Steps carefully:

  • Install and Run SysInfo OST to PST Converter Software.
  • Click on the Single file or Multiple Files/Folder buttons and select your OST file.
  • After adding OST files into the software, click Next.
  • Select the folder from the tree structure and press the Next button.
  • Now, pick the saving format(PST) from the Saves/Backup/Migrate As option.
  • Check the built-in features according to your needs.
  • Assign destination path to the new resultant folder.
  • Tap Convert to start the migration of OST into PST format.
  • At last, you can also save the Log Report of conversion.

Follow the below steps of OST Migrator:

  • Download and Install the SysInfo OST Converter Tool.
  • After completing the installation steps, add OST files into the software.
  • Check the folders from the tree to export and preview content and attachments.
  • Now, select PST format from the drop-down menu.
  • Then select Mail filter to separate the emails in between two date ranges.
  • According to your requirements, you can also opt for other features.
  • Click on the Path To Save button to allocate the destination path.
  • Finally, to begin the conversion of OST files into PST, click Convert.

There would be chances that your screen resolution is not optimized. So please check it and increase the resolution to its average state.

No, with the help of OST Converter, you can only convert healthy OST files into Outlook PST files without any data loss. However, to fix the corruption of the OST file, you can use the highly-recommended OST File Recovery Tool.

Yes, you can use this software and select the OST file and save them into PST file format in your local machine for further use. Moreover, the tool allows users to import OST files into Windows Live Mail(EML), PDF, PNG, MBOX, etc

To export OST Items(Emails, Contact, Calendars, Tasks) to Office 365, implement the below procedure:

  • Run the Software as an Administrator on your PC.
  • Click on the browse button to add OST files into the software.
  • Tick the folders and view detailed information about the folder.
  • Now, select Office 365 from the drop-down list.
  • As per your need, choose different built-in features.
  • Here, you can also define the name of the new output folder.
  • Click on the Convert button to begin the conversion of OST files into Office 365.
  • You can also download log reports using the download report option.

Yes, it supports any OST file size and smoothly performs the conversion of the OST file with 100% accuracy.

Yes, it can convert your OST file into Outlook PST file on Windows 10, but you will need some setting in your system that is the following:

  1. Firstly, go to Windows Defender.
  2. Click on the Settings.
  3. Turn off real-time protection.

When controlled folder access is enabled, some parts of the software might not get installed. Controlled folder settings sometimes block anything that attempts to write to User\{username}\Appdata or various other related folders.

Yes, it allows you to export an OST file in the form of a PST file without MS Outlook & Exchange Server installation in your system.

OST Conversion into PST is necessary in the following cases:-

  • When your Exchange Server mailboxes are deleted by mistake, you need to export all mailboxes from the OST file into PST format.
  • If Exchange Server is going down, then synchronization issues occur with MS Outlook, then you need to convert your Exchange OST mailboxes into PST files.
  • When an OST file is inaccessible due to any reason, you need to repair and save them into a workable PST file format.
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