This application is an add-on that allows ToDo Task Manager -Pro to sync with the web site Toodledo. Com. Please back up you tasks before using. This add-on will add, change and delete tasks. REQUIREMENTS: This application requires that you have ToDo Task Manager -Pro installed and an account on Toodledo. Com. To use Toodledo. Com Sync Add-on: First go to the Toodledo.