Launching January 18, 2028
GainTools OST to MSG Converter
Simple and reliable tool designed to convert OST to MSG format without any hassle
One time fee881 impressionslaunches Jan 18
GainTools OST to MSG Converter is a simple and reliable tool designed to convert OST to MSG format without any hassle. It helps users to quickly and smoothly convert batches of emails from OST files into individual MSG files, including attachments, formatting, subject, and metadata. The expert software supports all types of OST files, whether they are healthy, corrupted, inaccessible, damaged, or any other type.
The user-friendly tools are simple and easy to use so that both beginners and tech-proficient users can use them effortlessly. The software converted all MSG files so that they can be easily opened in all versions of MS Outlook 2024, 2021, 2019, 2016, 2013, and older ones. Also, the software provides a full preview of the uploaded OST file before starting the conversion process to ensure the outcome. The utility works completely independently, so no Outlook or any external tool installation is required to complete the conversion task. The software also allows users to store the resulting data at a chosen or desired path on the PC. Additionally, this utility works flawlessly in all versions of the Windows Operating System.
GainTools OST to MSG Converter converts Outlook OST files to MSG format, preserving attachments and metadata.
- for
- IT admins, Outlook users, and anyone needing to migrate OST emails to MSG.
- pricing
- freemium · free trial
Key features
6 features of GainTools OST to MSG Converter
- Batch conversion — Convert entire OST files or selected folders to individual MSG files in bulk.
- Full preview — View folder structure, item count, and email content before exporting.
- No Outlook required — Runs independently on Windows without needing Outlook installed.
- All Outlook versions support — Handles OST files from Outlook 2003 through 2024.
- Custom output location — Choose any folder on the PC to save the converted MSG files.
- Handles corrupted files — Can read and convert damaged or inaccessible OST files.
Use cases
- Migrate archived Outlook emails to MSG for archival purposes
- Extract specific folders (Inbox, Contacts, Calendar) from a corrupted OST file
- Batch export large OST files for forensic analysis or e-discovery
GainTools OST to MSG Converter FAQ
Can the tool convert any size OST file?+
Yes, it can read and convert OST files of any size.
Does it support other output formats?+
No, it only converts OST emails to MSG format.
What if the OST file is corrupted?+
The converter can read and export data from corrupted or inaccessible OST files.
Is Outlook required to run the converter?+
No, the software works independently without Outlook installed.
How many emails can I convert in the free trial?+
The trial lets you convert 10 emails from each OST file.
Summarized by DevHunt from gaintools.com · Sep 28, 2026. Details may change; check the official site.
