Best Email Converter Products in 2026

A large set of useful and easy-to-use tools for every Microsoft Outlook user: Import, export and convert using EML,MSG,TXT and PST formats; remove duplicate items, process attachments and extract addresses; get reports and statistics and even more...

Key ReliefJet Essentials for Outlook features:

Comprehensive Functionality User-Friendly Interface Automation Capabilities High Compatibility

paid Free Trial $14.95 / One-off

The #1 email warming service to improve your deliverability by generating realistic and meaningful engagement to your emails. Easy-to-use solution to help you land in the main inbox instead of the spam folder. .

Key MailReach.co features:

Deliverability Improving Email Warming Meaningful Warming Content Smart Warming Algorithm

Visit website paid $19.5 / Monthly (Pro)

SysTools MBOX Converter tool repair & extract all email attachments from Mbox file & convert into data items of other email client application on Windows Platform.

Key SysTools MBOX Converter features:

Multiple Export Formats User-Friendly Interface Batch Conversion Maintains Data Integrity

Download MailsDaddy OST to PST Converter software to retrieve Offline OST file data and export in PST and many various format like-EML, MSG, HTML, RTF, MHTML, MBOX, Office 365 and Live Exchange Server.

Key MailsDaddy OST to PST Converter features:

User-Friendly Interface Multiple Export Options Preview Feature Batch Conversion Support

freemium $49 / One-off (Only for 2 machines)

OST Recovery software recover damaged OST files & restore OST messages from Outlook 2019, 2016, 2013, 2010, 2007, 2003. NST & OST Fix tool also recovers corrupt, orphaned or encrypted OST file emails created by Exchange Server or IMAP profiles.

Key SysTools OST Recovery features:

Comprehensive Recovery Multiple Export Options Batch Recovery User-Friendly Interface

Softaken OST to PST Converter is a trusted way to repair, recover and convert OST files to PST or many other formats.

Key Softaken OST to PST Converter features:

Multi-Format Export User-Friendly Interface Batch Conversion Maintains Data Integrity

freemium $49 / One-off

EML to PST Converter is an ultimate email conversion and migration tool.

Key EML to PST Converter features:

User-Friendly Interface Batch Conversion Compatibility Data Integrity

vMail OST to PST Converter Software is an easy to use tool to convert Exchange OST file to Outlook PST file as well as EML, EMLX, MSG, MBOX, vCard & vCal formats. This software can also recover mailboxes from corrupt, damaged and encrypted OST file.

Key vMail OST to PST converter features:

User-friendly Interface Multiple File Formats Batch Conversion Preview Option

$29 / Annually

Allow to convert individual MSG files into a consolidated PST file with maintained data structure.

Key SysTools MSG to PST Converter features:

User-Friendly Interface Batch Conversion Maintains Data Integrity Compatibility

Try Thunderbird Converter to export from Thunderbird to Outlook PST, MSG, EML PDF, HTML, EMLX, RTF, MBX & MBOX. Thunderbird Converter can Migrate MBOX files from Thunderbird into MS Outlook, Outlook express, Windows Live mail, Mac Mail.

Key PCVARE Thunderbird Converter features:

Comprehensive Conversion Batch Conversion Data Integrity User-Friendly Interface

DataVare Software provides 100+ solutions and service provider in the range of data migration, data recovery & backup software for Windows & Mac.

Kernel for Outlook Duplicates software to detect and remove duplicate email items form Outlook mailboxes.

Key Kernel for Outlook Duplicates features:

Efficient Duplicate Removal User-Friendly Interface Customizable Criteria Compatibility

InQuit Free OST to PST Converter Software is bugs free solution that very speedily re-solve all Outlook OST file corruption issues.

Key InQuit OST to PST Converter features:

User-Friendly Interface Versatile File Conversion Recovery Capabilities Preview Functionality

MBOX Converter Software most preferred by Forensic Experts.

Key MBOX Converter Software Imperial features:

MBOX to Gmail MBOX to Workspace Google Export MBOX to PDF Convert MBOX to Office 365

freemium $49 / Annually (Unlimited Migration Multiple License with Enterprise License)