SysConverter Box

OST Converter

A professional approach to quickly convert Microsoft OST files into a variety of file saving formats.

  • Export OST email file data into various Cloud-based email servers
  • Convert email from Outlook OST files into multiple file saving formats
  • Export orphan, encrypted or damaged OST file without any hassle
  • Extract email address, attachments, phone numbers, contact photos from email file.
  • Transfer selective emails from the OST files using the Advance Email Filter option
  • Free email preview option to show all emails present in OST file
  • Liberty to choose the desired target location to save the converted file
  • Export large size OST files into another file format without any glitches
  • Uphold email attributes (from, to, cc, bcc, attachments, etc) during the conversion
  • Have a high file conversation ratio with large size files with 100% accuracy
  • Compatible with Windows 11, 10, and other older versions
  • Transfer emails, calendars, tasks, contacts, notes, journals, etc to another format

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Windows 10

Remarkable Features Of OST Converter
Know the functioning of OST Converter to export mailboxes into multiple email accounts and file formats

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Convert Emails into Multiple File Saving Format

This file converter allows users to export OST emails to various standard file formats. It can convert OST to PST, MBOX, EML, CSV, vCard, HTML, PDF also. Now anyone can easily export email files into popular file format as per their requirements.

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Export OST file into Cloud Based Server 

This tool is smartly programmed so that anyone can import OST emails to various web-based email servers. Users can export OST to Yahoo, Zoho mail, Yandex, Office 365, Godaddy, Gmail, and many more cloud-based email servers.

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Advanced Email Filter

OST Converter tool offers an array of filter options that helps in specific email conversion. There are various filters one can use - to, from, cc, bcc, name, date, time, subject, etc. Apply the required filters and convert OST emails into any file format.

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Export Emails to Thunderbird

This all-in-one converter provides an option to convert all OST email data into a Mozilla Thunderbird email client with ease. Using this tool, it is an easy job to directly convert Outlook OST emails to Thunderbird just in a few simple steps.

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Convert Emails with all Attributes

The major feature of this tool is that it doesn't affect the original properties of emails during the conversion process. It preserves all the attributes like To, Cc, Bcc, From, Subjects, Attachments, Hyperlinks, Header, Date, and other elements while exporting emails.

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Export Selective Emails

After adding email files into this converter, it accesses all emails and uploads them on the software interface. After it, the user can select any particular files as per need to export into a different file format or email server. This feature helps to prevent unwanted conversions.

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Compatible with Windows

This utility is designed to be compatible with Windows on all versions. It supports Windows 11, 10, Windows Vista, XP and other earlier versions. Users can use this software without worrying if this tool is compatible with their version of windows.

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Convert Corrupted OST File

Using this tool it is possible to extract information from damaged, corrupted, encrypted and password protected OST email files. This tool converts damaged file into a new OST file after that it can be easily exported to another format.

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Support Outlook All Version

This software supports OST email files created by Outlook 2019, 2016, 2013, and all previous versions. Using this tool anyone can easily transfer emails with attachments from Outlook OST files without worrying about its versions.

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Extract Email Information

This tool has an inbuilt extractor that gives the option to retrieve information from emails. With this tool, users can obtain Email Addresses, Phone Numbers, Attachments, Contact Photos, Associated Email Addresses and Phone Numbers from the given Outlook OST file.

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Save Contact and Calendar Data

The OST converter allows you to export contacts and calendar data in their respective standard file formats. With this tool, you can save contact details and convert OST to vCard format. Similarly, it also stores calendar data in its standard format. For that, it converts OST to ICS format without data modification.

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Dual Option to Add OST File

OST Converter provides two different options to load OST files on its interface. You can select a file from the saved location and export your data to any file format. Along with that, it offers an option to select the folder. In this way, users can perform batch conversion and export emails from the entire folder in one try without any data loss.

OST Converter Software Free Download
Know Minimum System Specifications to Download & Use OST Converter with Ease

SysConverter Software Box
Software Download
Size 48 MB
Version 8.0
Take a Trial - It is suggested to download the demo edition first to check the software working and functionalities.

Trial Limitations

Download free edition to convert 10 emails from each folder.

System Specifications

Hard Disk Space
48.7 MB of free hard disk space

Minimum 512 MB is required

Intel® Pentium 1 GHz processor(x86,x64) or equivalent

Supported Editions

Win 11 & All Below Windows Versions

Software Walkthrough

Frequently Asked Questions

Commonly Asked User's Questions and Answers

How to export OST to MBOX using this software?

Follow the below-given options to convert OST files;

Step 1. Run an OST converter on your system.
Step 2. Click on the Open option.
Step 3. Select Email File then select OST file.
Step 4. Click on the Export option and choose MBOX format from given list.
Step 5. Enter file saving location and hit the Save button.
These are the steps to convert OST to MBOX file format.

There is no limitation on file size. You can effortlessly convert large OST file in ant given file formats using this software.

This software exports all emails from OST files to any other formats without using Outlook.

Yes, you can access OST file emails in any browser, you just need to convert OST to HTML format.

Yes, this converter gives an export option to directly transfer Outlook OST files to Thunderbird.

Yes, with this tool anyone can transfer password-protected, damaged, as well as encrypted OST files without data loss.

Yes, use this tool and convert OST to EML format and save OST emails in a single message.

SysConverter OST Converter – Client Reviews