Best Stella OST to PST Converter Alternatives & Competitors in 2025

Enstella OST to PST Recovery is an application for recovery of corrupted OST file and then convert into PST and many more formats.

Kernel for OST to PST tool recovers corrupt OST file and converts OST to PST immediately.

As the only API powered by the Prince HTML-to-PDF engine, DocRaptor provides the best support for complex PDFs with powerful support for headers, page breaks, page numbers, flexbox, watermarks, accessible PDFs, and much more

Try for free paid Free Trial $15.0 / Monthly (125+ Documents)

SysData Outlook PST recovers data from damaged outlook PST File & Save Recovered PST Items as PST, Office 365, HTML, MSG and MBOX format.

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.

freemium $49.0 / One-off (Only for 2 machines)

SPAMfighter Exchange Module is an easy-to-use yet highly configurable Exchange Spam Filter solution for protecting your Exchange Server and business from spam, viruses, phishing attempts and malware.

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.

Finds duplicate Outlook emails and tags them with category and/or flag.

The DBX to EML Converter is reliable solution to convert DBX files from Outlook Express to EML.

Voimakas PST Merge Tool to easily merge more than two or multiple PST files into simple one PST...

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

SysTools Split PST software easily divide large PST file into smaller parts. PST file splitter can truncate Outlook archive file by folder, year, date & size. Download free to split large Outlook PST files with PST break tool.

Softaken OST to PST Converter to repair, recover and convert OST file to PST

freemium $29.0 / One-off

SysInfo Outlook PST Recovery is designed to restore Outlook mailbox from corrupt PST file. Outlook Recovery tool can recover maximum possible data from corrupt PST files and save them into new PST files at user-defined location.

freemium $49.0 / One-off (Processor: Pentium Class, Memory: Minimum 256 MB)