OST to PST Converter Software Box



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OST to PST Converter Tool

Software Rating (Average Rating 4.6 Based on 693 Reviews)

4n6 has created a standalone tool for converting OST to PST format with all associated attributes. IT professionals and Microsoft MVPs evaluated the software's capabilities and marked it as the best OST to PST converter.

  • Software Allows to Convert Rackspace Hosted Exchange OST to PST Format
  • Convert OST to PST and Other Email Formats, Such as EML, and MBOX
  • Export Email in Document Formats: PDF, Text, HTML, CSV, ICS, vCard
  • Convert Emails, Contacts, Calendars, Attachments from OST to PST
  • Migrate Directly on Cloud Applications: Microsoft 365, Gmail, IMAP
  • No Size Limitation: Convert Large Mailbox from OST to PST Format
  • Convert Orphaned OST Files to PST Format & Maintains Folder Order
  • Option to Preview Emails & Export Selected Emails from OST to PST
  • Convert OST to PST without Outlook, Exchange Profile, IMAP Account
  • No Limitation to Convert Another User's OST File to PST Format
  • Auto Detects All Configured Profiles and Convert OST to PST Format
  • Download OST to PST Converter and Install on Windows 11 & Below Versions

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Free Demo Version Limitation: Offline OST to PST Converter will Export Only 10 Email from Each Folder

ost to pst converter

Convert Offline OST to PST Format

Whether the OST file is online or offline, the 4n6 OST to PST converter software will assist you in saving all data in PST format. In addition to the PST export, the toolkit offers various other options for data migration. Check out everything here:

  • Email Formats: EML, PST, and MBOX
  • Documents Formats: PDF, CSV, HTML, TXT, ICS, vCard
  • Migrate to Cloud: Gmail, Office 365, & Any IMAP Account
  • Desktop Email Client: Thunderbird
  • Extract All Attributes: Email Address, Phone Number, Associated Email & Phone Number, Attachments, and Contact Photos
download ost to pst converter

Convert Orphaned OST to PST Format

Microsoft does not provide any way to convert orphaned OST files to PST format. However, the 4n6 software can export complete data from corrupted, inaccessible, encrypted, and orphaned OST to PST format. Aside from that, it offers a variety of preview modes Content, Message Header, Hex View, Raw, and Message Properties.

4 Steps to Convert Orphaned OST to PST Format:

  1. Download OST to PST Converter Tool and Install
  2. Browse Orphaned OST File into Software Panel
  3. Select One PST as the Export Option from the Given List
  4. Browse Path to Save Output After OST to PST Conversion

4n6 Software Features

OST to PST Converter Tool - Unique Characteristics

Convert Emails from OST to PST

Offline OST to PST Converter software easily exports multiple emails selected from Outlook 2019, 2016, 2013, 2013, or more with attachments. In addition, it preserve email format during OST file to PST file conversion process.

Export Only Contacts and Save

Using this professional OST conversion solution, you can easily move and migrate Outlook contact items into the CSV or vCard file format, preserving all details such as contact photo, name, attachment, and more.

Export Calendars with All Details

With the help of this advanceed utility i.e. OST to PST converter tool user can effortlessly export the Outlook calendar along with all properties such as adding daily events, appointments, meeting times, and guests.

Convert with Tasks and Notes

One of the unique features of this application is that it directly allows you to move your all Outlook tasks with complete details. With this software to convert OST to PST, all users can use the Outlook File Exporter toolkit to convert Outlook tasks.

Convert Outlook OST Files to PST

4n6 Outlook OST to PST Converter ensures complete data conversion including emails, attachments, contacts, calendars, tasks, and more. These items can be converted to various file formats like PDF, EML, HTML, CSV and vCard. This application is compatible with all the latest as well as older Outlook and Windows operating systems.

Preview of Complete OST Files Items

The 4n6 Converter Software for OST to PST comes with an integrated OST file viewer. Preview all mail folders and related messages data, as well as email formatting, attachments, headers, and essential meta-properties. As a result, users can check the data before conversion and save time.

Batch Convert OST to PST Format

OST to PST Converter tool has a powerful solution to convert multiple Outlook data file elements without any file size restriction. This software can also convert large OST files into various formats according to user needs. Buy OST to PST Converter full version and complete the conversion process.

Apply Filters & Search for OST Data

With this OST to PST converter tool, you do not have to install Outlook. You can now convert orphaned OST to PST without installing Microsoft Outlook. The application supports OST files created in Outlook 2021, 2019, 2016, 2013 and all previous editions. This 100% secure wizard also converts Exchange data files.

Convert OST to PST without Outlook

The OST to PST file conversion tool is used to transfer an unlimited number of OST files without installing the MS Outlook application. This software is tested and delivers 100 % accurate results. If the user has an inaccessible OST file, this utility saves it in an intact format. The software can be installed on the Windows operating system.

Free OST to PST Converter Tool

The free OST to PST converter can convert first 10 items from each folder, keeping the exact hierarchy of the source mailbox folder. You can run the data in the .ost file directly to migrate to Office 365 and Live Exchange servers in trouble free manner.

Convert Metadata & Attachments

4n6 OST to PST converter software allows you to move OST emails with all its metadata. The toolkit is capable of moving data such as message header, message identifier, subject, address, start address, date, time, cc, bcc, etc. Moreover, it allows you to save background images, attachments (with all extensions), appointments, meeting times, and many more.

Export Selected Emails/Folders

This is another useful option of the wizard that allows you to export only selected folders items or messages into the desired file format. This converter for OST to PST allows you to select the desired folder and convert OST to PST format in few easy clicks.

Convert OST to PST Outside of Outlook

Microsoft does not provide any way to relink OST files. So, if your OST file is not associated with Outlook or IMAP profile, then you won't be able to access it directly. However, 4n6 OST to PST converter can help you in this situation by making the OST file accessible.

Convert Password Protected OST to PST

4n6 Converter for OST to PST is a stand-alone software that allows users to export-password protected OST files into PST format. You just need to download the software and install it on your Windows system. After that, browse the OST file that you want to export in the Outlook data file format.

Software & Hardware

OST to PST Converter Tool - System Requirements

Software Download

Size : 40.8 MB

Version : 4.3

Trial Limitations

Free OST to PST converter software can convert only the first 10 emails from each folder. Buy OST to PST converter full version and convert complete mailbox.

System Specifications

Hard Disk Space
100 MB of free hard disk space

1 GB RAM (2 GB is Recommended)

Processor with a speed of 1 GHz (2.4 GHz is recommended)

Supported Editions

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

Electronic Delivery

The product delivery is automatic. You will receive an email with the link to download the product and the activation key within a few minutes after the payment has been confirmed.

Working Steps

4n6 OST to PST Converter Software - Screenshots
best software
choose ost files
convert orphaned ost to pst
add destination path
conversion completed

4n6 Software Video

OST to PST Converter Tool - Online Video

Software FAQ

OST to PST Converter Tool - Clear Your Doubt Here

4 Steps to Convert OST to PST Format:

  • Step-1: Download OST to PST Converter Tool and install.
  • Step-2: Browse OST File/Folder Using Software GUI
  • Step-3: Choose 'Export' Option as PST and Browse Path to Save Output
  • Step-4: Hit the Save Button to Start the OST to PST Conversion Process

Yes, 4n6 OST to PST converter can convert Rackspace Hosted Exchange OST to PST format even if you do not have a Rackspace account.

No, 4n6 Converter for OST to PST does not require any original Outlook profile for conversion.

No, There is no size limit for converting OST file to PST format.

This 4n6 Offline OST to PST Converter is one of the powerful applications. Nevertheless, the total time required to complete the export depends on the number of mail items contacts, calendars, tasks, emails, etc. contained in the OST file.

The free demo version of 4n6 OST to PST converter can only export 10 emails/folders. The full version, on the other hand, has no restrictions and can handle an unlimited number of files.

Yes, the software provides various advanced filters that allow you to export only some selected emails.

Yes, the 4n6 OST to PST converter is compatible with Windows 11 and all below versions.

No, the software is capable of converting OST to PST without Exchange Server and IMAP profile.

The following are a few scenarios in which you may need to convert an OST file to a PST format:

  1. When Outlook faces synchronization issue with Exchange server
  2. While recreating OST File in case the Exchange Server crashes
  3. Moving Outlook data to any other platform
  4. During times of Exchange Server downtime or Exchange Server maintenance
  5. In cases of Accidental deletion of Exchange Server user mailbox
  6. Backup of Users before deleting the profile from Microsoft Exchange account
  7. While archive older messages and items that you do not use regularly in a .pst file
  8. Export some items to an Outlook Data File (.pst) if your online mailbox is nearly full. You may also access such files from every Outlook account to construct archives, project files, or backups.
  9. In cases when you need your message files to be backed up locally (besides maintaining them on server)

Clients Feedback

OST to PST Converter Tool - Verified Users Reviews