Compare software

getmail6 vs Mail Backup X: catalog facts
getmail6	Mail Backup X
Free Free and open source.	Paid Free to try, with a paid licence to keep using it.
macOS, Linux, Command line	Windows, macOS
Supports POP3, IMAP and their SSL variants Delivers to maildir, mbox or an external MDA	Supports many desktop clients and online mail services Archive viewer and format converter included
Command line and config files only Retrieves mail but does not send or display it	Proprietary and paid after the trial Developer details are not clear from the site
Downloadable app	Downloadable app
Open source	Closed source
License not stated	License not stated
No account needed	Not stated if an account is needed
Not stated if it works offline	Not stated if it works offline
Official website Full listing and sources Checked September 24, 2026	Official website Full listing and sources Checked September 24, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.