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KTools for OST To PST Converter
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OST To PST Converter

Recovery and Convert OST to PST Microsoft Outlook, EML, MBOX, EMLX, HTML or MSG even after OST File Corrupt/Inaccessible

KTools provides Best OST to PST Converter is a unique Microsoft Exchange offline recovery solution. It recovery & conversion wizard to recover emails, calendars, tasks, contacts, distribution lists, appointments, meetings, journals, & other folders from corrupt OST file and convert OST to PST & other format.

  • Repair & Recover corrupted Exchange offline OST file in every condition
  • Fix all types of OST file error issues like Sync Error, CRC error, Cannot open your mail folders..., etc
  • Allows exporting recovered OST mails in PST, EML, or MSG formats
  • Also, Convert Exchange Server, IMAP, Outlook & Hotmail offline OST file to Outlook PST
  • Also, Export Exchange offline OST file to MBOX, EMLX, HTML  
  • Recovery of permanently deleted or lost emails from OST file
  • No limiation size, recover large sized OST files upto 100 GB
  • Supports MS Outlook Edition 2016, 2013, 2010, 2007, 2003, 2002 & 2000

*Download Trial Version enables you to convert only 30 items per folder


Common Problems & Solutions

OST Error

OST Error Issues

There are numerous users who encounter various error messages while accessing OST file of MS Exchange Server and MS Outlook such as: Improper Synchronization Error, Maximum Number of Applications Issues, Unable to Expand Folder Error, CRC Error, OST Oversized Issues etc. In this situation, you can simply fixes all OST errors by KTools OST Converter software.

Virus on System

Virus and Malicious Issues

OST file becoming inaccessible by Virus and Malicious application to damaging MS Outlook and Exchange Server files. You can use Best OST to PST Converter tool to solved out from this problem and easily to accssible OST file in Outlook PST file on local storage drive.

Hardware failures

Hardware/Software Failure Issues

Hardware failures issues such as local storage drive failure, bad sector failure, network connection failure makes your OST file inaccessible/corrupted. KTools OST to PST Converter utility is helping in recovering corrupted or inaccessible OST files in Outlook PST formats.

Shutdown Icon

Abnormally Terminating Outlook

Whenever MS Outlook program is shut down abnormally while opening, accessing or synchronizing the OST data, then OST file is prone to be inaccessible, corrupted or damaged. In this condition, you can easily recover your .ost file by KTools OST Exporter Software.

Key Features & Benefits

OST to PST convert

Convert OST to PST

Best multi-performing OST to PST Converter tool, users can easily repair corrupted/ inaccessible OST items for converting into PST file format. It also supports to recover permanently deleted emails from OST database.

Scan OST file

Scan to Recover OST File

Speedily and Safely repair Inaccessible Exchange OST email database using OST to PST Converter Utility as the software supports repair and recover OST file and convert it to PST format.

Preview Recovered OST

FREE Preview Data with OST Emails

This tool has a "Preview" button to display converted OST files before saving them to the desired format. This facility lets you check the conversion quality and this is the best option to check the software functionality.

OST folder in Tree

Keeps OST Database Original

Steps to follow while using OST to PST Recovery Program maintains the internal folder constitution of OST file as it is, while generating file. There will be no changes done in the internal hierarchy of files or folders.

Export Mails into different format

Export OST into Multiple Options

The most reliable OST Converter tool for quick and accurate conversion of OST file into multiple file formats like Outlook PST, EML, MBOX, EMLX, HTML or MSG format file format in few simple steps. also, export Office 365 & Hotmail OST file to Outlook PST

Recover Deleted OST Mail

Recover Deleted Mail from OST

Software lets you recover lost/permanently deleted mail items from Exchange OST file and The recovered OST mail items are saved to default locations.

Outlook Support Version

Supports All Outlook's Version

OST to PST Converter Tool built after trying compatibility with MS Exchange and Outlook so its supports entire Outlook version upto 2016, 2013, 2010, 2007, 2003, 2002, 2000 and 98 from later.

Maintain Meta Data

Maintains Meta Data

Faster OST to PST Converter tool has good advantages as it guarantee keep OST database with meta properties such as: (To, Cc, Bcc, Sent data and Attachments), received database Structure Original and maintain internal emails structure truly..

Supported Features

User Reviews

Dale Frazen

Giving a try to your Exchange OST recovery solution before making actual buy was a wise choice. Truthful Exchange OST file repair and recovery results made your software extremely appraisable. Congrats for the nice work done.

Timothy D. Miner

Last week a few significant mail folders were deleted by mistake and I was concerned regarding the deleted mail recovery, but KTools Technical Support helped me to recover the entire deleted mail folders completely. Extremely awed with working of support team and would like to say thanks to technical support of this software

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Can I repair corrupted/inaccessible OST file?

Yes, software will without difficulty scan to repair corrupted/damaged OST files

In which file formats can I save the converted OST file?
Can I recover permanently deleted emails from my OST file?


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