Install the android app Gtasks before uninstalling Astrid. This app will ask if you want to import astrid tasks. Answer Yes and you are done ! GTasks syncs with Google tasks and your calendar. Took only 5 minutes to setup.
[Sync To] Google Tasks [In Astrid]:
Press Log In & Synchronize to and select the Google account you’d like to sync with.
- Status: Displays whether you are syncing with Google Tasks and whether a sync was successful. It also provides useful stats such as when you last synced your phone.
- Background Sync: Set up the interval at which the phone should perform an automatic sync. You can have intervals as short as every fifteen minutes or as long as every week.
- Sync on Save: Option to sync individual tasks are they are saved on your phone.
- Log Out: If you no longer want to sync to Google Tasks, simply log out.
This should get everything into Google Tasks before Yahoo! shuts Astrid down.