OST to PST Converter

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OST to PST Converter

High-Quality Utility to Convert OST to PST Format Securely

  • Convert OST to PST with all components i.e. emails, contacts, tasks, journals, calendars, etc.
  • Convert OST to other popular file formats i.e. MBOX, MSG, EML, EMLX, and NSF.
  • Export OST into document formats i.e. TEXT, PDF, HTML, DOC, CSV, vCard, ICS.
  • Dual options to add OST file/s to the software: Select File & Search File.
  • Search Selected Drive & Search All Drives options to find OST files on the system.
  • Effectively decrypts SMIME or OpenPGP encrypted OST files.
  • Dual Scan Modes: Quick Scan and Advance Scan
  • Quick Scan Mode for OST files with minimum corruption
  • Advance Scan Mode for highly corrupted OST files
  • Upon loading, generates a preview of all OST files in the dedicated preview panel
  • Provides eight different preview modes for users to view different aspects of OST emails
  • Previews OST Tasks, Calendars, Journals, Contacts, Notes & Folder Lists as well
  • The split PST File option divides resultant PST files into smaller sizes
  • Date Range Filter to export selective emails in specific time stamps
  • Options to selectively export different categories of OST file i.e. calendars, tasks, etc.
  • Users can set a preferred destination folder to save the resultant files
  • OST to PST Converter supports Windows OS 11, 10, and all lower versions

Live Free Demo: Download the free OST to PST Converter to scan & preview your convertible mail items.

OST File Converter Tool

Why Choose this Utility to Convert OST to PST?

The OST to PST Converter Software is the ultimate tool to convert and export your OST files into PST format. Moreover, it offers several other popular file and document formats to convert your OST files. Other than that, it is loaded with multiple advanced filters and options that make the entire process a smooth sailing one. Using this tool, you can bulk convert OST files easily and efficiently. Along with that, it also supports converting corrupted, orphaned, and even large-sized OST files. In summation, this splendid OST to PST converter provides users with the best experience converting OST to PST format.

  • Rich and Interactive GUI
  • Preserves 100% data integrity
  • Eliminates MS Outlook dependency
  • Maintains Folder hierarchy and structure
  • Provides utmost security to data while conversion

Core Functionality

OST to PST Converter Software- Core Features

Convert All Types of OST Files

Whether your OST file is created in IMAP, Office 365, or Exchange server, this tool can convert it without any hassle. Converting OST to PST format is not a complicated task while using this utility. The OST to PST Converter tool converts and exports all types of OST files, regardless of their source.

Quick & Advance Scan Options

This tool provides users with two different options to scan the OST files; Quick and Advance Scanning Modes. One can use either of these options depending on the corruption level of their OST files. Quick Scan is for when the corruption level in your OST files is at the minimum whereas the Advance Scan mode is for scanning highly corrupted files.

Preview OST File with Metadata

Upon adding OST files to the software, it generates a preview of loaded OST files in the dedicated preview panel. This utility provides eight different preview modes for the users to view different categories of metadata of their OST files. The stated preview modes are Normal Mail View, Hex View, Properties View, RTF, View, MIME, Message Header, HTML & Attachments.

Convert Inaccessible, Orphaned OST

With this OST to PST Converter, users can easily convert even corrupted, orphaned, or large OST files. This utility is highly capable of converting all types of OST files. Moreover, it safely converts all the content of OST file data i.e., emails, tasks, journals, calendars, contacts, etc. Along with that, it supports bulk conversion. So, whether you have a healthy, corrupted, orphaned, or large-sized OST file, you can bulk convert it using this software.

Various Advanced Filters

When using this splendid utility to convert OST to PST format, you get various advanced filters that make the entire process even simpler to execute. With this software, you get filters such as “Split PST File”, “Date Range Filter” and “Categories”. All these filters serve different benefits to the users. The Date Range Filter helps you export selective folders in a specific time range whereas, with the Split PST File option, you can divide your resultant PST files into smaller manageable sizes. Lastly, the Categories filter helps you exclude or selectively export different categories of OST files i.e., Calendars, Tasks, Notes, etc.

Numerous Advanced Conversion Options

Furthermore, you also get several advanced options while converting your OST files into PST format. You can utilize these options as per your requirements before finalizing the conversion process. The different advanced options are: “Maintain Folder Hierarchy” which preserves and retains the original formatting of the OST file data throughout the conversion process. “Don’t Export Empty Folder” excludes all the empty folders from getting converted. Lastly, the “Ignore System Folders” option allows you to ignore the folder hierarchy during the OST to PST conversion process.

Supports All Editions of Windows OS

The utility is compatible with the Windows Operating System regardless of the version or edition. This tool permits OST to PST conversion on WIndwos 11, 10, 8.1, 8, 7, 6, and other lower versions. In addition to that, this software also supports 32-bit &64-bit Windows versions.

Generates Export Log Report

After the software completes the OST to PST Conversion process, it generates an export report of it. This export report contains all details of the entire conversion process. You can download and save this report in HTML and CSV format on your system for future reference.

Software Specifics

Requirements to Launch OST to Outlook PST Converter

OST File to PST Converter

OST File to PST Converter

Version: 6.5
Size: 43.9 MB
Release Date: February, 2023
Software Download: Download Now Download Now

Trial Limitations:
Trial version of OST File to PST Converter allows converting and saving the first 25 items from each folder of OST file.
Hard Disk Space: 100 MB of free hard disk space required
RAM: 4 GB of RAM (4 GB is recommended)
Processor: Intel® Core™ 2 Duo CPU E4600 @ 2.40GHz 2.39GHz

Windows 11 (64 bit), 10, 8, 7 (32 bit or 64 bit) & Windows Server 2019, 2016, 2012 R2, 2008 Compatible with Microsoft Outlook 2000, 2003, 2007, 2010, 2013, 2016, 2019, 2021 (32/64 bit)

Pre Requisites:
  • Microsoft .NET framework 4.5 or above should be installed.
  • If you are using Windows 11, 10, 8 then please launch the tool as "Run as Administrator".

Product Guide:
Software Guide   Installation   Uninstallation   EULA  

Software Screenshots & Snippets

OST to PST Conversion - Working Guide

install and start the OST to PST Converter
click on add file to add ost files
preview data in eight different modes
choose a format and click on export

Software Overview

OST to PST Converter Free & Full Version


Trial Version

Full Version

Add Single or Multiple OST files

Quick & Advanced Scanning Modes

Preview OST Emails & Attachments

Decrypt SMIME & OpenPGP Encryption

Windows 11, 10 & all lower versions Supported

Convert OST to PST File Format

25 Items / Folder

Convert OST to other provided file formats

25 Items / Folder

Convert OST to provided Document Formats

25 Items / Folder




100% Refund Policy



OST to PST Converter

Frequently Asked Questions

Here are the quick and simple steps to use the OST to PST converter software:

  1. Install and launch the utility on your desktop
  2. Browse and Add your OST files
  3. Preview OST data in eight different modes
  4. Utilize the provided advanced settings
  5. Select the PST format and click Export

Yes, you can convert your corrupted OST files with this tool, and that too, without any issues.

Yes it does, you can easily convert orphan OST files using this OST to PST converter in a safe and reliable manner.

Absolutely! Moreover, this tool provides users with a Split PST File option that helps in dividing resultant PST files into smaller sizes.

No, in fact, this utility eliminates the requirement of MS Outlook installation beforehand. Even so, this is a standalone application that can be used without having to install Outlook beforehand.

What Our Clients Say About Us

OST File to PST Converter - Customer Reviews