OST to PST Converter Software

(Average Rating 4.9 Based on 982 Reviews)

Instantly recover deleted Outlook OST files data through smartest SysInspire OST to PST Converter software. Recover OST and also convert OST to PST without any trouble. Perform the recovery and conversion without facing size restrictions and the amount of data saved in OST file. Get smart features with the software like live preview that provides you to see all items of OST. Perform OST file recovery and conversion from OST to PST and conversion from OST files into formats like- EML, HTML, EMLX, MBOX, Office 365, MSG, VCF, CSV, and more.

  • Perform OST file recovery without requirement of MS Outlook installation.
  • Restore unlimited items from OST file & convert OST contacts, calendars, emails, notes, appointments, journals, and other items.
  • Convert OST with all folder and sub-folder including - inbox, Outbox, sent items, Deleted Items, etc.
  • There is no restriction on OST file size and tool is tested with OST mailbox (100GB+).
  • Preserves OST file data in its original state and maintains formatting and folder-hierarchy.
  • Allows users to convert OST to PST with selective folders as per the user's need.
  • Software shows all data items of OST files during the process of export OST to PST.
  • Restore and convert email of OST files with all properties like- Bcc, To, Subject, Timestamping, and Date.
  • Has the ability to recover all type of OST email content like- Txt, RTF, and HTML.
  • OST to PST software offers to directly import OST to Office 365, Gmail, Yahoo, account.
  • Move from MS Outlook to Thunderbird and several other email clients which support MBOX format by performing OST to MBOX conversion.
  • With easy process Export OST Contacts into PST, MSG, vCard, VCF, and MSG file.
  • Repair corrupt OST files and provides 9 conversion formats to convert OST files.
ost to pst
ost to pst conversion
ost file recovery
MS Outlook Installation is not Required for OST Recovery & Conversion

Software Working

Note - Get OST to PST Converter Software free demo to converts OST with 25 items from every folder of OST Mailbox for free.

Overview- Free OST to PST Converter Software

This free OST to PST converter software is made for recovering deleted OST emails, contacts, etc. without any hindrance. It works for removing corruption issues from OST files which are generated because of virus attacks, Synchronization error, File size issue, Hardware and Software failure, and several more.

MS Outlook recovery software deeply scans PST files to repair OST files. It shows all OST folders and sub-folders to preview after recovery. This tool allows see preview of OST mailbox inner items such as- contacts, calendars, tasks, notes, emails, attachments, journals, etc. Later allows to convert OST to PST with all mailbox items. Through the software, get the option to export OST file into PST and many other file formats.

Recover Corrupted OST files

OST recovery tool helps users to easily deal with damaged OST files and assist to fix all errors. With easy process repair corrupted OST files and fix OST error instantly. SysInspire OST repair tool has easy-to-use interface and useful features for doing Exchange/Outlook OST file recovery. Following a simple process with OST to PST Converter tool users can recover deleted OST mailbox items like contacts, emails, calendars, notes, attachments, tasks, etc.

Preview Mailbox while OST Recovery

Confirm recovery of emails and other items of OST file with live preview feature of OST to PST Converter software. This software provides a preview of whole data stored in OST file with the same formatting of Outlook contacts, emails, calendars, contacts, tasks, journals, notes, and other items.

Auto Scanning, Detect Issues & Fix OST file

SysInspire OST to PST Converter software smoothly perform both OST file recovery & Outlook OST file conversion. It scans big-sized OST file during scanning process it repair OST file errors and provides preview of all folder & items. Use this software and removes all kinds of corruption errors and repair OST files in a short time without losing data and its hierarchy.

Maintain OST Folders Original Structure & Type

By following easy steps with OST file recovery tool, users can recover OST mailbox emails with their original type and internal folder structure. Free OST to PST Converter Software, recover OST file data save data to newly generated healthy Outlook PST file with maintaining folder hierarchy. During recovery process the software make no changes in the internal part of OST emails, contacts, calendars, notes, journals, and task folders. The OST to PST Converter software preserve all items in original formats like- recover emails of HTML format, plain text, and RTF (Rich Text Format).

Recover & Restore Deleted Emails

Easily Recover deleted emails of OST files with this perfect solution “SysInspire OST to PST Converter”. It will help users to perform OST file recovery task in quick and reliable manner. Because of the smart inbuilt functions of the software users get the ability to find out all the deleted items from the "deleted folder" of corrupt OST files.

Recover Non-English OST Emails

SysInspire OST to PST Converter software supports to recover non-English language emails and other items from OST file and convert OST emails (non-english characters) without any problem and without making any alteration in the OST file.

Convert OST file into different File Formats

OST file converter offers users to perform Outlook OST file recovery and allows to open OST mailbox in less time. Also enables users to convert OST with recovered items into various file formats given below: -

  • Convert OST Calendar to PST, MSG, and ICS
  • Convert OST Contacts to PST, MSG, and VCF (vCard) file
  • Convert OST Emails to EML, PST, HTML, EMLX, MSG, MBOX, Office 365, and more.

Convert Selective OST Folders

OST to PST Converter software allows converting OST with selective folders into various formats. Users can select needed folder from the tree folder hierarchy available in life side of preview panel. It helps to export needed folders from OST file perform conversion of OST files into PST, EML, EMLX, MBOX, MSG, VCF, HTML, Office 365 and several more options.

Convert OST to Office 365 Cloud

SysInspire OST to PST Converter software is able export/convert OST to Office 365 with whole items. It has the ability to smoothly open OST file in Office 365 account. Export OST Email with complete Metadata and other details through OST Mailbox to Office 365 conversion and successfully open OST items with Office 365 cloud account.

File Naming Convention Feature

Software comes help users to choose naming convention option to provide appropriate name to resultant email file. Exchange OST users can self-pick Naming Convention options as per their requirements from listed different choices and provide name to email file without any hassle. The Naming Convention function is available with 8-different choices and user can choose any option as per their need.

Convert OST to MBOX

To export OST mailbox into Thunderbird and other MBOX supported email client users can use OST to PST Converter software. It will help users to move OST to MBOX file with all email items. The resultant MBOX file users can easily import into Thunderbird as well as other MBOX supported email clients.

Email Filter

Users who looking to convert OST with emails of specific dates, this OST converter software is most suitable for them. The software offers users to filter emails within dates (To & From) and export emails from OST files of only selected dates.

Download, BuyNow & Software Requirements

Type of file to be convert

  • Exchange/ Outlook OST
  • Outlook PST file
  • Outlook NST file

Supported versions

  • OST 2019, 2016, 2013, 2010, 2007, 2003 and 2000 files.
  • PST 2019, 2016, 2013, 2010, 2007, 2003 and 2000 files.
  • All NST file versions.

No MS Outlook installation required for OST file recovery and conversion.

Download Now BuyNow ($29) How it Works

Screenshots of OST to PST Converter Software

OST to PST Recovery FAQ's

For the faster and secure OST file recovery SysInspire OST to PST Conversions will be the perfect software. And the time depends upon the size of the OST file. A larger size OST file takes more time as compared to a small OST file to recover and convert OST to PST.

If we talk about the scanning process of the software it takes only a few seconds to see all OST email items by opening the OST file.

By demo versions you can save 25 items from each and every folder of Exchange OST file, and if you want to convert whole data of OST then you need to buy the software.
Yes, you can easily convert OST Mailbox to Office 365 cloud along with entire data.
Yes, SysInspire OST to PST Converter software has feature to search OST file on your drive. User can pick the option "Search OST Database" and select drive which can possibility to find your Database.
For importing converted PST file into MS Outlook, you need to follow all these below mentioned steps—
  • Start Microsoft Outlook
  • On the ‘File Menu’, click ‘Open’ and after then select ‘Outlook Data File’
  • Select the PST file that you need to Import and Click ‘OK’
  • After complete process, MS Outlook will generate a new personal folder (PST) file.
This free OST to PST converter software save the recovered OST file into PST, EML, EMLX, MSG, MBOX, VCF, HTML, Office 365 cloud format.
No... With SysInspire OST to PST Converter, you do not require MS Outlook or any other application installation.
Yes... You can easy to convert all types of OST folders such as OST Contacts, Calendar, Email Messages, Tasks, Journals, Notes and etc.
Yes... This software offers to split PST file in 6-variations of sizes such as 1GB, 2GB, 3GB, 4GB, 5GB and10GB.
Yes... 100% works on larger OST file. This tool successfully tested over 50GB of OST files.

Client Reviews

This SysInspire OST to PST Converter is the reliable tool which particularly allows the user to convert huge size OST file. It has the best user-friendly interface and allows me to restore emails of corrupted OST files. And it also converts OST to PST so that I can open the file in MS Outlook. It is designed in a way so that the user doesn't face any problem for OST to PST recovery.
Sherman (U.S.A)

This SysInspire OST to PST Converter is the reliable tool which particularly allows the user to convert huge size OST file. It has the best user-friendly interface and allows me to restore emails of corrupted OST files. And it also converts OST to PST so that I can open the file in MS Outlook. It is designed in a way so that the user doesn't face any problem for OST to PST recovery.
Kerry | Korea

I successfully converted my corrupt OST emails into Outlook 2016 with the help of SysInspire OST to PST Converter software. Moreover, this tool gives me multiple features during the conversion time that make this process smoother and more reliable. I highly suggest this tool for conversion of OST file……. Thanks a lot
Forde Angelson (U.S.A)

For conversion purpose, I have used your OST to PST Converter software and it didn’t disappoint me by doing conversion OST to PST. I am happy after using the application and want to suggest every user to use this application for OST to PST conversion and it supports all MS Outlook version up to latest 2016 (32 and 64 Bit) …………Thanks a lot
Cliff Hartman (US)

Thanks, you for delivering this best tool for conversion outlook emails…...i have used OST to PST Converter software and successfully converted OST file data into Unicode PST file and MSG format. Its previewing facility was good one feature that every second gave me hint of OST items that was going to convert in PST and MSG format………. thanks a lot
Lorrie Kleist (US, Arlington)

Sys Inspire

Social Links