EdbMails Office 365 to Office 365 Migration is the best third party migration tool to migrate single/ multiple office 365 migrate mailbox to another tenant account.
The key features include :
1. Simple and straightforward user interface
2.Incremental migration, no question of duplicates
3. Migration of Emails, Calendars, contacts, journals, tasks etc.
4. Facility to load CSV mailboxes names to source and target server for the missing mailboxes
5. Exclude folder facility
6. Public folder and archive mailbox migration between the Servers
7. Support for the Migration of Non English characters
8. Automatic re-connection on intermittent internet connection during the migration process
9. The best cost effective tool
10. 24*7 technical support with free of cost
For more details visit : Office 365 Migrate Mailbox