Dial2Do Dial2Do allows you to text, email, twitter and send data to a variety of other web applications. It also lets you listen to your tweets, email and a variety of blogs and news.    

Remember The Milk

Remember the Milk This is a great ToDo list program that can send you reminders. It has great integration with a number of web sites like Google Calendar, Jott, Dial2Do, You can maintain a number of lists and share them individually. There is a free version and a premium version.