Синхронизация Google

Для ищущих способы синхронизации сервисов Google с телефоном, компьютером, конкретным клиентом:

GCALDaemon is an OS-independent Java program that offers two-way synchronization between Google Calendar and various iCalendar compatible calendar applications. GCALDaemon is primarily designed as a calendar synchronizer but it can also be used as a Gmail notifier, Address Book importer, Gmail terminal and RSS feed converter.