GainTools OST to EML Converter Software

Smart way to convert OST emails into EML format on Windows

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Sachin Kumar· 3mo ago
I needed a way to extract emails from an old OST file, and this OST to EML converter helped me convert them into accessible EML files. The process was simple and the email attachments were preserved properly. I liked the straightforward interface, although large OST files took some extra time to process.
joseph· 3mo ago
I was facing a problem with my old Outlook OST file after my account migration. I had some important emails stored in it, but I couldn’t access them properly. I have been using GainTools OST to EML Converter for a few weeks now, and my experience has been good so far. It helped me convert my OST data into EML files easily. The process was simple, and I was able to recover my emails without any major issues.

GainTools OST to EML Converter is an efficient and trusted solution for converting OST files into EML format. This expert software simplifies the conversion process of emails from Outlook OST files to EML format, while preserving the original folder structure, email attachments, and metadata. The software converts all EML files so that they can be easily opened in Thunderbird, Windows Live Mail, Outlook Express, eM Client, and many others. The software provides a full preview of the uploaded OST files to ensure an accurate outcome. Also, the software offers a straightforward and simple interface that both technical and non-technical users can easily use. The work is independent, so there is no Outlook or any external email client installation to complete the conversion task. The software also enables users to store the resulting data at a chosen or desired path. Moreover, the conversion utility runs flawlessly in all editions of the Windows Operating System, including 11, 10, 8.1, 8, and older versions.

GainTools OST to EML Converter converts Outlook OST files into EML format on Windows, preserving folders, attachments and metadata.

for: IT admins and users who need to export Outlook OST data to other mail clients
pricing: freemium · free trial

works withThunderbirdWindows Live MailApple MaileM ClientOutlook Express

Key features

6 features of GainTools OST to EML Converter Software

Full folder structure preservation — Keeps original Outlook folder hierarchy, attachments and metadata in the exported EML files.
Custom folder selection — Allows users to choose specific Outlook folders (Inbox, Contacts, Calendar, etc.) for conversion.
Preview of OST contents — Shows a quick preview of folders and items before conversion.
Local save location — Users can set any folder or sub-folder on their PC to store the converted EML files.
Supports any OST size — Handles both new and archived OST files from MB to GB without size limits.
Simple interface — Straightforward UI that requires no Outlook installation or technical expertise.