Google has released the new mobile web version of Google Calendar for iPhone and Android, that support event editing from that devices. To access and modify event on the Mobile Google Calender, from mobile web browser, go to google.com/calendar/gp, and select any event to modify it.

Another huge improvement introduced is, the calendar will still start and show the last viewed events even on unstable internet connection. For note, only iPhone OS 2.2.1 and above as well as all Android phones can enjoy the new feature of Google Calendar for mobile web.