Quickly add/edit/delete tasks into your omni-synchronized to-do list without going to a website, without worrying about any data loss - since it is stored on the Official Toodledo servers.
You need to have an account on Toodledo.com to use this service, but it is totally worth it! Once you do that, you can manage your task lists directly from their website, your browser (Firefox/Chrome) as an add-on, phones, desktop, Outlook, Google Calendar, and many more! Be in control of your to-do lists and hence more productive!
Now, once signed in, you can open the app and continue using it seamlessly without any internet connection. It will automatically sync them back when you open it back with internet connectivity.