OST to PST Converter v18.0

Convert Offline OST Files to Outlook PST Format

User Ratings :   (Average Rating 4.8 Based on 147 Reviews)


OST to PST Converter

Norton Seal windows 10 compatible

Lifetime License Validity

SysInfoTools' OST to PST Converter is an exceptional tool which exports multiple offline OST files to Outlook PST format. The OST files to PST conversion tool comprises with so many unique features that makes it an exclusive product among others like Bulk conversion facility, Search, Preview, Filter, Fastest Conversion, etc. In the case that your offline Outlook (.ost) data files are corrupted, you can still export them as our software supports the damaged or corrupted OST files and converts them into desired file formats like PST, DBX, EML, MBOX, Archive, and MSG. Lowest footprint of exe file provides you ultra fast speed of scanning, recovery, and OST file conversion in comparison to other vendors.

  • Converts emails, contacts, journals, tasks, and to-dos from Exchange OST to PST
  • Exports password encrypted Outlook OST file to PST format
  • Save Exchange OST file to Outlook PST, MSG, DBX, EML, MBOX & Archive
  • Supports damaged or corrupted Exchange OST files
  • Offers Date Range Filter, Search, and Preview options for precise migration.
  • Compatible with latest version of Windows 10 and MS Outlook 2016.
  • The free OST to PST conversion tool allows you to take preview of converted files.

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Version: v18.0
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Price: $69
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Demo Limitations - Trial version is safe to download and will shows you preview of converted files

Key Properties of OST to PST Converter

ost to pst
Convert Exchange OST to PST

SysInfoTools' OST to PST Tool converts each component of Exchange Outlook files including emails, contacts, calendar events, journal, etc. with their attachments. The software exports all mail properties such as, email headers, to, cc, bcc, date, and subjects in the new PST file(s).

ost to pst converter
Bulk Exchange OST files to PST

This OST PST tool exports multiple files or folders to Outlook PST in a single run. If you have multiple files to convert, then you don't have to export it one by one. Instead, simply select the files and the OST to PST converter will export them into newly created PST file for specific OST file.

converter ost to pst
Convert Corrupted OST Files

SysInfoTools is widely known for its innovative inventions and our moto is to make our tools multi-functional with the utmost accuracy. Our Outlook OST File Conversion Tool is the best example of this as it exports highly corrupted Offline data files to Outlook PST format in their original and proper forms. Read More...

 covert ost to pst
Quick Scanning & Fast Conversion

The OST PST software is built up with the lowest footprint of exe file that leads to ultra-fast scanning and conversion. Once you upload the mega size of OST files for conversion, the software immediately starts scanning them and takes little time to convert large size of OST files.

OST to PST converter
Support Encrypted OST Files

Users encrypt their OST files in order to secure their crucial information. However, as it happens many times, we are not able to open encrypted OST files due to loss of passwords or detection of some errors. In such cases, you need the OST to PST Converter to open encrypted OST files to Outlook PST format. Read More...

covert ost to pst
Multiple Options to Save OST

OST to PST Conversion Tool offers you numerous options to save your OST file. For example, you can convert Exchange OST file to PST, MSG, DBX, EML, MBOX, and Archive format. This way, you can make your OST file widely acceptable with other emailing platforms like Outlook Express, Thunderbird, Apple Mail etc.

ost file repair tool
Maintain the Data Accuracy

The Outlook OST to PST Software is intuitive designed application that can be easily handled by a non-technical person. Once all data will be exported from Exchange Outlook to PST format, you will see there will be no data loss after conversion. All the files and folder will be aligned in the same hierarchy as before.

OST to PST conversion
Exclude Emails with Date Filter

If your OST files are comprised of unwanted emails or data, then you can exclude them with the help of Date range filter. This feature lets you release the covered storage space and saves the precise OST files after conversion by simply defining the date range which you want to convert and the action will be done accordingly. Read More...

ost file repair tool
User Friendly Options

The software has multiple built-in, customizable options to convert and save your data files with utmost ease. SysInfoTools OST to PST converter enables user to have the option to Preview all emails and file structure, Simplest User Interface so that it can be easily handle by everyone and Offers Search option to save specific file or email to PST format.

outlook ost to pst conversion
Create Status Report of Conversion

Once the Exchange OST files are exported to the desired format like PST, MBOX, DBX, etc., the Software will generate a log file for the complete conversion process. You can save this text file and tally the result like how many files are converted, no. of emails, consumed time etc.

Comparison of Trial & Full Version

Product Features Free Version Full Version
Option to Save OST to PST, MBOX, DBX, EML, MSG & Archive
Supports Encrypted and Corrupted OST Files
Available Scan and Preview Option
Support Password Encrypted OST Files
Convert OST Emails to PST 25 Emails
24*7 Tech Support & secure 100%
Price FREE $69
Money-Back Guarantee Download Buy Now
Specifications of OST to PST Converter Tool

OST to PST Converter

Norton Seal windows 10 compatible

Trial Limitations

Demo version of the software come with one limitation as you cannot save the recovered data. To leverage on the complete functionality of the software and enable restoration of all corrupted OST file, you can purchase the Full Version of the software to save the recovered data.

Basic Requirements
  • Pentium class processor
  • Minimum 512MB RAM (1GB recommended)
  • 50 MB Software installation
  • Disk Space - Enough space to store recovered output

Download OST to PST Converter   Purchase OST to PST Converter

Testimonials   |   EULA   |   Customization Plan

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Frequently Asked Questions

Why do we need to convert Exchange OST files to PST format?

OST files help us to work offline, however, there are certain situations in which we need to migrate OST to PST file format. Here are some following cases that will let you know about the actual reasons of OST to PST conversion:

  • Your Exchange Server mailbox accidentally gets deleted and you require to open those emails.
  • Dealing with synchronization issues between MS Outlook with Exchange Server.
  • You are trying to access your OST business emails on the other workplace or company.
  • If the OST files encryption key doesn't match, you will not be able to open or access your OST files.
Can I repair my corrupted or formatted OST files with this utility?

Yes, SysInfoTools OST to PST Converter effectively repairs your corrupted OST file with their three recovery modes i.e. Standard, Advanced, and Deep Modes. Once your files are back in their original form, the tool will convert them from Exchange OST to PST, EML, MSG, DBX, MBOX and Archive format. Read More...

Does the OST to PST file converter will provide an assurance regarding data security?

Of course yes, for the self satisfaction you can download our free OST to PST software to evaluate its migration performance. It allows you to check the preview of each email with their meta properties, contact list, events etc. before conversion. By using the demo version, you can simply convert up to 25 items per folder. We strongly suggest that users run our free demo version of any software to judge their potential before investment.

Are there any size limitations during the Exchange OST to PST conversion?

No, there are no file size limitations for OST to PST file conversion but it could take few minutes according to the amount of data and size of Exchange Outlook files. Still, the software is capable enough to converts large sized mailboxes files freely at the same time. Hence, the size of mailboxes never makes much of a difference since our tool works faster and safely without any data loss. Read More...

How can I back up Exchange data safely?

Yes, you can fairly take backup of OST to PST files on the local machine and make them accessible permanently. Make sure to use only SysInfoTools OST to PST converter to maintain the data confidentiality, safety, & integrity.

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Client Reviews


My OST files got corrupted after the installation of an application. I had totally lost my hope to get them back. But when my colleague suggest me to download free SysInfoTools OST to PST converter, I get back all my data in the original form. I just want to say whatever will be the issues like errors, deleted file or your OST becomes the orphan, just try this tool for the safe and instant result. Really would to thanks for this wonderful software!

- Ronny Mart, Ohio

The SysInfoTools OST to PST conversion tool really works very well! I had already tried 4 other software to recover corrupt OST file but unfortunately, does not get the appropriate results. But SysInfoTools did it! The trial version lets me view all the converted OST files in a well-structured manner successfully. Great job! thanks a lot! Highly recommended.

- Rosy Wilson, Singapore

An error "richold.ost is in use and cannot be accessed!” pop-up on the screen during opening OST file. I have tried many times but failed to open my OST file. After online research, I came to know that the error was displaying because of OST file corruption. Thanks to my friend as well as SysInfoTools Team for this best tool that convert all the OST files into PST quickly.

- Richold Brown, Hong Kong

No other tool converted my OST files into PST as instantly this tool does. Even I used multiple OST files at a time for the conversion, but the software hardly took few minutes to complete the process. Recommended!

- Stephen Jones, Russia

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