OST to MSG box





SysTools OST to MSG Converter
Perfect Application to Convert MS Outlook OST files to MSG file Format

(Average Rating 4.5 Based on 1184 Reviews)
  • Allows to Convert email, calendars, contacts & other data from OST to MSG format
  • Convert OST Files to MSG PST, MBOX, EML, EMLX, NSF email file formats
  • Export into Document Format PDF, vCard, CSV, ICS, TXT, HTML, MHT, DOCX, DOC, RTF
  • Export damaged / inaccessible/ large sized Outlook OST to MSG files
  • Export Exchange / IMAP / Office 365 / Hotmail OST file to MSG format
  • Remove & decrypt S / MIME & OpenPGP encryption from OST file email
  • Naming Convention feature can be used to set the name of Exported MSG file
  • Date filter option to Export Selective OST file data to MSG format
  • Converter for OST to MSG supports all versions of MS Outlook and Windows OS

Free Live Demo: – SysTools Converter for OST to MSG Fully Secured Download Version

OST to MSG Conversion Tool - Reviews

Expert Take for this Tool and Understand the Recommendations

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Highlighted Features of OST to MSG Conversion Tool

Effecient Application to Convert Corrupted, Orphaned OST files to MSG Format

ost to msg

Provide Support For Advance Filter Options

This OST file to MSG Converter Tool provides various Advanced Settings:

  • Naming Convention: The user can set the naming convention option for the final converted files such as Subject, Subject + Date, etc.
  • Date Filter Option: The user can select from date to date interval to selectively Conversion of OST to MSG files
  • Categories: With the help of this option the user can select the required OST file Emails, contacts, calendar, etc to perform the conversion.

ost to msg exporter

Support Multiple Export Options

While performing the OST to MSG Conversion process, the user can apply various Advanced options:

  • Maintain Folder Hierarchy: This option helps the user to preserve the folder structure of the resultant MSG file the same as the source file. The user can check this Maintain Folder Hierarchy option to preserve the folder hierarchy or uncheck this feature to get the flat hierarchy.
  • Don’t Export Empty Folder: With the help of this feature, The user can Simply discard the empty folders getting converted to the Output MSG file.
  • Ignore System Folders: In case if you don’t want to convert your System folders then the user can check this option to skip the system subfolders during the OST to MSG conversion process.

Prime Features of Outlook OST to MSG Converter Software

A Quick glance at the Features of The Software Before Purchasing

convert all types of OST

Export OST file to Other File Formats

This converter for OST to MSG is an efficient application to export file formats format. With the help of this software, the user can easily export the OST file emails, contacts, calendar tasks, etc. The user can easily use this application to perform safe and reliable OST to MSG Conversion Process.

Scan Modes

Provides Dual Scanning Modes

After adding the OST file in the software, This OST to MSG Conversion application provides Quick and Advanced Scanning modes. This Quick scan mode is used to quickly add the OST file. And the user can choose Advanced scan mode for highly corrupted OST files.

convert inaccessible OST to MSG

Export All types of OST files

OST to MSG Converter is remarkable software that can easily convert IMAP / Exchange/ Office 365 / Hotmail OST files. Also with the help of This software the user can perform the conversion of corrupted / Inaccessible / Orphaned OST files to MSG files format easily.

preview OST data with metadata

Preview OST file Data with Meta Properties

After completion of the Scanning process This OST to MSG Conversion Tool loads the entire OST file data and displays the preview of the OST file. The user can view the OST file data in 7 + preview modes. It includes Normal View, Hex View, Properties Header View, MIME, HTML, RTF, and attachments. The user can preview all OST items emails, calendars, contacts along with their metadata.

option to add OST

Different Options to Add OST files

This OST to MSG Converter software provides two option to add the OST files in the software:

  • Select File: With the help of this option the user can add single Outlook OST files in the software.
  • Search File: With the help of this feature the user can add the multiple OST files in the software for OST to MSG file conversion.

support Outlook 2019 and below

Compatible with All Versions of MS Outlook & Windows

This Advanced converter for OST to MSG is compatible with Microsoft Outlook 2021 / 2019 / 2016 / 2013 / 2010 / 2007/ 2003 versions. Also, this application Supports Windows 11, 10, 8.1 or 8 versions and it is below versions.

decrypt ost file emails

Decrypt S/MIME and OpenPGP Encrypted OST files

In case if your OST files are encrypted with S/MIME ( Secure Multipurpose Internet Mail Extention) or OpenPGP ( Pretty Good Privacy Encryption) then this OST to MSG software can remove and decrypt encryption from OST file. After decrypting the file the user can easily perform the OST to MSG Conversion.

advanced filter option

Supports Numerous Advanced Filter Options:

This Outlook OST file to MSG Application provides Various Advanced Filters options. This Option Includes the Naming convention option which can be used to set the name of exported MSG file. Date based filter to export selected OST file data items. And Category based filters to selectively export emails, contacts, calendar, etc.

Download OST to MSG Converter Wizard – Specifications

Eminent Solution to Convert Outlook OST File to MSG Format

Software Download

Trial Limitations

Free Trial version of OST to MSG Converter software will generate Preview of OST mailbox data & Support to Convert only 25 Items per Folder from Outlook OST file to MSG, MBOX, EMLX, vCard, PST, HTML, EML, PDF, NSF format.

System Specifications

Hard Disk Space
100 MB of free hard disk space required

4 GB of RAM (4 GB is recommended)

Intel® Core™ 2 Duo CPU E4600 @ 2.40GHz 2.39GHz

Operating System

Windows 11 (64 bit), 10, 8, 7 (32 bit or 64 bit) & Windows Server 2019, 2016, 2012 R2, 2008

Outlook Versions

Compatible with Microsoft Outlook 2000, 2003, 2007, 2010, 2013, 2016, 2019, 2021 (32/64 bit)

Application Pre-Requisites

  • If you are using Windows 11, 10, 8, 7 (32 bit or 64 bit) & Windows Server 2016, 2012 R2, 2008, then please launch the tool as "Run as Administrator".
  • Microsoft .NET framework 4.5 or above should be installed.




Electronic Delivery


OST to MSG Converter Tool - Feature Comparison

Get an Overview of Tool Features – DEMO and Licensed Version

Features DEMO Version FULL Version
Add and Export Single or Batch OST File
Two Scanning Mode (Quick & Advanced) for OST
Preview OST Emails with Attachment
Remove S/MIME & OpenPGP Encryption from OST File
Support Windows 11, 10, 8, 7 and below versions
Export OST to MSG file format 25 Items/Folder All Items
Other Exporting Options PDF, vCard, CSV, ICS, TXT, HTML, MHT, DOCX, DOC, RTF, PST, MBOX, EML, EMLX, NSF 25 Items/Folder All Items
Cost FREE $49

Common Questions Asked by User

Most Common Queries Related OST to MSG Conversion Process

How to Convert OST to MSG file format?

OST to MSGscreen

Follow the 4 simple steps to convert OST to MSG format

  • Step 1 –: Download OST to MSG Converter and Install on Your System.
  • Step 2 –: Browse and Add the OST file in the software.
  • Step 3 –: Now Preview the OST file emails and click on the Export button.
  • Step 4 –: Select the desired MSG file format to perform OST to MSG Conversion.
Yes, By using the OST to MSG Conversion software the user can easily export the OST file to MSG formats without installing Outlook Application.
Yes, This OST file to MSG Conversion software allows the user to convert password protected OST files to MSG format easily.
Yes, This OST to MSG easily performs the conversion of OST files along with its attachments.
Yes, After performing the OST files to MSG Conversion process the user, the user can easily move the resultant MSG files on another system.

Check Out What Our Clients Say About Us

See What They Have to Say After Using Full Version

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