SysTools OST to PST Converter

Tool to Export Offline Outlook OST File Mailboxes into MS Outlook PST File

List of Key Features of SysTools OST to PST Converter Software

convert batch ost files

Convert Batch OST Files

Multiple OST files in your machine are possible to convert into PST files. The OST to PST converter allows you to add OST files one by one and load them. The software scans the OST file and loads each of them one by one for conversion. You can convert all items from an OST file which includes emails, contacts, calendars, tasks, notes, etc.

scan and preview

Scan & Preview OST File

In order to recover and convert OST to PST, software performs the scanning of OST file. This can be done in two ways: Quick scan & advance scan. After scanning the PST files, software loads the items and generates an instant preview of them.

export and save

Export & Save OST File

The software provides you the option to save the recovered OST files as PST, EML & MSG. You can save all the data from OST mailbox into Outlook PST file format. On the other hand, you can convert emails from OST file into EML & MSG file formats.

convert selective items

Convert Selective Items

While previewing the items, the software provide you the option to check uncheck individual mail or item & export them. Else, if you choose the option to export all items from the OST file then while selecting the format, you can check or uncheck the item folders to export selective data from OST to PST.

apply ost mail filter

Apply OST Mail Filter

It is possible to set date wise filter while you export the emails from OST files. This is an optional feature, which helps you to save time in export complete data from OST file into Outlook PST file. For this, you need to provide a date range between "From" & "To" dates.

reduce pst file size

Reduce PST File Size

If you convert a large OST file into PST file, the size of PST file will be large by default. But, if you do not want it to be large than a limit then splitting option is available. You can specify a size in GB and software will break the PST file into smaller parts all having the similar size.

OST to PST Converter Tool Screenshots

Watch Live Video of OST to PST Converter

Download OST to PST Converter Software

ost recovery box

Size: 8.1 MB

Version: 4.2

Trial Limitations

Trial version of OST to PST Converter software preview all the OST items & Export 25 items per folder.

system requirements

  • Hard Disk Space: 20 MB of free hard disk space
Frequently Asked Question
What to do if accessing my OST file shows an error?

I am unable to access my OST file. When I try to access it; it says "OST File does not exist". What to do in this case?

If you are unable to access OST file, it means it has got corrupted due to some possible reason. OST to PST Converter is the best solution to get rid of this kind of problem and make data accessible all over again in the form of a newly created PST file.

Can I get back email messages deleted from my OST file?

Some of emails got deleted a few days ago from my OST file. Will this software be able to help me out in this case?

Yes, OST to PST Converter is capable enough to recover deleted data from OST file and export it into PST, EML or MSG format.

Is Outlook installation necessary for converting OST to PST?

Yes, Outlook should necessarily be installed on your system before attempting to convert OST files into PST format. Also, the application should be configured properly with a POP3 or dummy profile.

Does this software support Outlook 2013?

Yes, OST to PST Converter supports all versions of Outlook including version 2013 (both 32-bit and 64-bit).

Are the original contents of OST file affected during the conversion?

No, software does not affect the original OST file or its contents. It will be retained same as before. Software will only read the OST file as source of conversion and will give PST/EML/MSG file as output.

Can I use this software to export selective emails from OST to PST?

Yes, you can easily convert selective or all OST file data to PST, EML or MSG format respectively.


I wanted a tool that could easily help me recover as well as convert my server dependent Offline data file. Thankfully, OST Recovery came out exactly as the kind of solution I wanted. Still I went for a trial before purchase to be sure of the surprisingly good qualities it had; fully satisfied with the tool..

Vendy Williams, France

There are many software applciations available in the online market undoubtedly, but none as good as OST Recovery. I must say the developers have put in keen observation and a lot of consideration was given to all types of users while designing the tool. Thanks.

Matt S., Canada

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Get an Overview of OST to PST Converter Features - FREE and Licensed Version


Add OST Files

Quick and Advance Scanning Option

View Emails with Attachments

Windows 8 & All Other Previous Windows Version Supported

Recover Deleted OST Files

Split up Large PST by Size

Export OST File as PST, EML or MSG File










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ost recovery faqs