I like Wunderlist. Cross platform, syncs and all kinds of other goodies. Can send to-do items to other people via their email addresses also. https://www.wunde

I like Wunderlist. Cross platform, syncs and all kinds of other goodies. Can send to-do items to other people via their email addresses also. https://www.wunderlist.com/en/ https://www.wunderlist.com/en/