- Mail Support

AxBlaze OST to PST Converter – Download & Test

Convert (Orphan, IMAP, and Cached Exchange Server Offline Storage) OST file to 10+ file formats

  • Multiple Conversion: Convert OST to PST, MBOX, EML, EMLX, MSG, HTML, vCard, vCal, etc.
  • Complete Conversion: Convert all Mail messages, Contacts, Calendars, To do lists, Notes, Tasks, Folders, Posts, Appointments, Meeting request, Distribution lists, Journals, Tasks request, etc with all properties including To, Cc, Bcc, Subject, Sent/receive date and time, etc.
  • File Recovery: Recover Corrupted, Damaged, Encrypted, and Password-protected files.
  • Move to Mail Servers: Import OST to Mail Servers like Office 365 and Live Exchange Server.
  • 3 in 1 Option: Supports to convert OST, PST, and NST files [3 in 1].
  • Convert Embedded Objects: Easily recovers embedded objects like Excel Worksheet, Microsoft Word, etc.
  • Batch Conversion: Supports batch conversion for quick results.
  • Split OST File: Split resultant files as per Date, Size, and Folder.
  • Supports all Files: Supports both ANSI and Unicode file conversion.

*Trial version will export only first 30 items from each folder of OST file.

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CNET Editor's Choice

AxBlaze is one of the best organization in developing many trusted and superiorly working tools that has always proven to be reliable and easy to afford by users. Company provides multiple solutions in the field of Data Recovery, Cloud Computing, Email Migration, PDF Management, etc.

AxBlaze offer 20+ advanced tool that facilitates the user to extract their data without losing even a single file. Their technical experts' design and develops tools with advanced algorithms to cater to the diverse needs of their clients across the globe. Their tools are popular for its advanced features and exceptional ease.

Perfect Solution for OST Conversion


Benefits Guide - OST to PST Converter

OST to PST Conversion

Convert OST to PST with Complete Items

To access complete items of OST file in Microsoft Outlook, the only way out is to convert OST to Outlook Data File. OST to PST converter is a known application for converting all OST items such as Messages, Folders, Sub-folders, Contacts, Calendars, Journals, To-do list, Posts, Appointments, Meeting request, Distribution list, Tasks, and Notes. By using this tool, you will be able to open OST file in Outlook 2016, 2013, 2010, and 2007.

OST to PST Conversion

Supports Resolving OST Error Issues

If you are using OST to PST converter then possibilities are higher for solving all sorts of error issues with expertise. The automated application workaround every error message by diagnosing the real matter behind the error. Also, it easily recovers corrupted, damaged, password-protected and highly encrypted OST files. OST to PST recovery can be easily done by this tool.

OST to PST Conversion

Expect Folder Hierarchy during Conversion

We know that users are often confused over when it is to handle data. This is the reason, this application easily supports for maintaining folder hierarchy while migrating OST files into PST. You will get your data in their original folder hierarchy after OST to PST conversion.

OST to PST Conversion

Split Converted File into Smaller Parts

Online OST to PST converter is an effective utility that splits large OST files into smaller parts according to Size, Date, and Folder. Data safety is the prime concern that's why developers added this feature that also helps to recover items without hampering data integrity. Now, you don't need to think about Outlook speed.

OST to PST Conversion

Miscellaneous File Formats Supportive

OST to PST Converter is easy to use and versatile application that converts OST files into several file formats such as PST, MBOX, EML, EMLX, MSG, HTML, vCard, vCal, Office 365, Exchange Server, etc. You can choose the file format of your choice to access OST files in almost all email platforms such as Microsoft Outlook, Mozilla Thunderbird, Outlook Express, Gmail, Apple Mail, Zimbra, Office 365, Eudora, Postbox, Entourage, PocoMail, Netscape, etc.

OST to PST Conversion

Wide Compatibility with all Versions

The extra added benefit of these utilities is that it supports all versions of Microsoft Outlook such as Outlook 2016, 2013, 2010, 2007 and Windows Operating system such as Win 10, Win 8, 8.1, Win 7, Vista, XP, etc. This software relieves you in every possible way because it supports converting OST file in all cases.

OST to PST Conversion

Free Preview of OST File Before Conversion

Are you eager to catch the display of the OST files? If this is so then you are lucky because these tools fulfills this desire as well. Connect with the application and find an easy way get the free display of OST file contents. It provides you free preview of OST items in software pane.

OST to PST Conversion

Migrate/ Import OST to Office 365

New feature of software gives you option to import OST file in Office 365 directly. You can also export data from OST file to cloud by giving a specific data range. Once data is moved to cloud server, you can access data with ease. This a known tool that aims at exporting OST files safely.

OST to PST Conversion

Migrate OST to Exchange Server Profile

Migrate Outlook OST to a New Profile of Exchange server with the tool easily. This tool is very useful while migrating data from one end to the other. This is useful and beneficial while switching of when you are moving to some other place and work on different PC, organization is shifting, or you want to move your important data on another computer.

OST to PST Conversion

Resolve all OST File Error Issues

Easily resolve common errors and problems of Exchange offline OST file.

  • Cannot open your default email folders. The file xxxx.ost is not an offline folder file.
  • Exchange is currently in recovery mode.
  • Unable to expand the folder. The set of folders could not be opened. Errors could have been detected in the file xxxx.ost.
  • Emails and other objects in Exchange mailbox are deleted by mistake.
  • Oversized OST file problem (OST file size reaches or exceeds the 2GB limit.)
  • Various errors when synchronizing Exchange Server mailbox with your OST file.
  • Encounter a large number of conflict items.
  • Cannot open particular Outlook items when offline.

How to Convert OST to PST File Type

Check screenshots or step by step software guide to convert OST to PST.

Browse OST

Step 1: Browse OST File

Preview OST

Step 2: OST File Preview

Convert OST to PST

Step 3: Convert OST to PST

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Version: 4.5
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Price: $39

*Freeware version of software enables you to convert first 30 items from each folder.


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The delivery of product is automated. You will receive an email containing both the link to download the product and the activation key within few minutes after payment confirmation.

What our Client Says

Recentemente eu estava na necessidade de abrir o arquivo OST no Microsoft Outlook 2016, mas eu não era capaz de fazer isso, pois não há maneira manual de abrir o arquivo OST sem conectividade do Exchange Server. Depois de pesquisar eu encontrei OST ao conversor PST em AxBlaze que tem interface GUI fácil e convertido com sucesso o arquivo OST para o formato PST.

Alice Betti, Brazil

Ho convertito con successo 67 file OST in formato PST per Microsoft Outlook 2010 senza affrontare alcun problema e troppo rapidamente. Vorrei raccomandare questa applicazione a tutti gli utenti per la migrazione delle cassette postali OST poiché converte il file OST in più tipi di file. Inoltre, lo staff di supporto ha affermato che la prossima versione dello strumento supporterà anche la conversione batch. Grazie Team !!

Roberto Cervi, Italy

J'avais l'habitude de convertir mon fichier OST de 117 Go. Software a très bien terminé son travail en quelques minutes seulement. Selon moi, le convertisseur OST en PST est un bon outil en termes de prix et de performances.

Jean Richard, France

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