I want a calendar that I can edit on my iphone AND on my home computer AND have one of my co-workers edit on their computer, and they all sync up automatically without me having to remember to plug my iphone in. This post explains how to set it up so that your iPhone calendar and iPhone are automatically synced up all the time via Google calendar.
MobileMe doesn’t achieve this. iCal shared calendars via itunes doesn’t achieve this. After much experimenting I found the best way is through Google calendar.
Google calendar allows editing and viewing from iCal on your mac and from your iPhone, plus you can let anyone else edit your calendar if you want them to. So Google calendar becomes the hub. Here’s how it all works: