Download the most well-known - WholeClear MBOX to PST Converter and convert single or multiple mailboxes to the Outlook PST format. It has several useful features such as email filters, bulk conversions, previews, free demo, etc. There are more than 25 MBOX-based email clients some of them are Thunderbird, Apple Mail, SeaMonkey, Zoho, Netscape, and more that to Outlook PST. It gives 100% correct and secure results. The software organizes files, saves embedded pictures and attachments, and more. The MBOX to PST tool works with all versions of Windows and gives you PST files that are compatible with all versions of Outlook up to 2021. On the official website, you can also find a demo version of the MBOX converter that lets you turn up to 25 emails from each mailbox for free. Users can switch from the demo edition to the full version after using the demo version. This gets rid of all the software’s limits and lets users can migrate from MBOX to PST as many times as they want with all of its features.
WholeClear MBOX to PST Converter converts single or multiple MBOX mailboxes into Outlook PST files.
- for
- IT admins and users needing to migrate email from MBOX-based clients to Outlook.
- pricing
- freemium · free trial
works withMozilla ThunderbirdApple MailEudoraEntourage
Key features
6 features of WholeClear MBOX To PST Converter
- Batch conversion — Convert multiple MBOX files or whole folders to PST in one operation.
- Email preview — View selected MBOX messages with properties before conversion.
- Attachments retained — Migrate emails together with their original attachments and formatting.
- Cross-client support — Works with Thunderbird, Apple Mail, Eudora, Entourage, and other MBOX-based clients.
- Standalone operation — No need to install Outlook or source email clients; runs independently.
- Demo mode — Free demo lets you convert up to 25 emails per mailbox for testing.
Use cases
- Migrate a company's Thunderbird archives to Outlook PST for corporate email archiving.
- Bulk export user mailboxes from Apple Mail to PST before a migration to Office 365.
- Convert large legacy MBOX files from multiple clients into a single PST for legal e-discovery.
WholeClear MBOX To PST Converter FAQ
Do I need to have Thunderbird installed to use the converter?+
No, the tool works standalone and does not require any email client to be pre-installed.
How many emails can I convert with the demo version?+
The free demo allows conversion of up to 25 emails per MBOX file.
Can I convert multiple MBOX files at once?+
Yes, use the folder mode to add a folder containing many MBOX files for batch conversion.
Is the resulting PST compatible with all Outlook versions?+
The generated PST files work with Outlook versions up to 2021, including 2003-2021 releases.
What operating systems are supported?+
The converter runs on Windows (including 10 and 11), macOS 12+, and Linux x64.
Summarized by DevHunt from wholeclear.com · Oct 6, 2026. Details may change; check the official site.
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