The Pro Sync app is an extension to the Professional E-Mail Suite of Deutsche Telekom. You therefore need a valid account for Professional E-Mail Suite.

Pro Sync App synchronises appointments, tasks and contacts between Professional E-Mail Suite and android devices. The app runs invisibly in the background.

The Pro Sync App is provided by Deutsche Telekom.

Functions:
- Two-way synchronisation
- Sync support of Professional E-Mail Suite tasks
- Sync support of Professional E-Mail Suite calendar
- Synchronisation of calendar colours
- Synchronisation of all private, shared and public calendar folders
- Complete support of serial appointments, task series and serial exceptions
- Support of time zones also used in Professional E-Mail Suite
- Synchronisation of address book
- Synchronisation of name, title and position
- Synchronisation of website, instant messenger and contact information