Sometime you want to update your Google calendar, but unable to do so because of  IT department in your office block any access to Google services, you’re in the slow internet connection or you’re on mobile phone that takes years to open Google Calendar.

I just figure out how Twittercal simplify all this thing for you. With 4 steps to setup your account, you’re ready to update your Google Calendar on the go. Remember, you’ll need to authenticate Twittercal and Twitter before using this service.

1. Register for a free Twitter account
2. Add gcal as your friend
   gcal is a bot that process and forward messages to your Google Calendar.
3. Grant access to your Google Calendar account
4. Now add any events by sending a direct message to gcal

So here the sample message you can use to update your calendar.

d gcal meeting with paul tomorrow at 7pm
d gcal meeting with fred on monday, 25th of june at 9am
d gcal working with Wan today,  at 9am

And there you go the event now appear in your calendar. The event created with the default setup of Google Calendar.