Wunderlist is a multi-platform productivity app that helps you manage everything from grocery lists to vacation planning on one central platform. Offering mobile, tablet, and PC compatibility on up to 10 devices, Wunderlist makes organizing your lists and scheduling your appointments both easy and seamless. Note: The app is no longer supported by the editor but below you will find some useful Wunderlist replacements.

What are the key features of Wunderlist?

Basic calendar management tools: Adding, organizing, and scheduling events, setting due dates, and reminders for important deadlines.
Attachments: You can also attach any important notes, files, or comments to the day's events.
Compatibility: The app is fully compatible with Cortana, so whether you're using your phone or your PC, your personal assistant will be there to keep you up-to-date.