Official Imapsync Migration Tool ( Release 2.290 )
Imapsync (v2.290) is an IMAP transfer tool for migrating or backing up email accounts. It supports Windows, Linux, and macOS and allows incremental, recursive transfers without duplicates. It cannot migrate contacts or calendars and isn't designed for active sync between accounts. Support is available upon purchase, which costs €120 for software and professional help, with a 30-day money-back guarantee. The tool is widely used with significant email transfer statistics. Detailed installation and usage documentation is provided.