HomeAppsProductivityBirdieSync for ThunderbirdApps like BirdieSync for Thunderbird Here are some great alternatives to BirdieSync for Thunderbird by Callicia : BirdBox ★4.8 Thunderbird Beta for Testers ★4.3 MyPhoneExplorer Client ★4.1 Thunderbird: Free Your Inbox ★3.7 SYNCING.NET ★3.4 CalendarSync - CalDAV and more ★4.0 Outlook-Android Sync ★3.8 Sync2 Outlook Google Companion ★4.2 CalendarSync - trial ★4.6 EssentialPIM - Your Organizer ★4.3 CalenGoo - Calendar and Tasks ★4.5 PhoneCopy: Backup & Restore ★4.2 Connect for Hotmail & Outlook ★4.0 Simple Calendar ★4.7 M Calendar(calendar, schedule) ★3.5 Days Since - days counting app ★3.8