A free program for Android, by engsoft.tc.

Sticky Memo Notepad *Ocean* is a simple to-do list app for your iPhone and iPod touch. It allows you to make to-do lists, keep track of them, and even share them with your friends. 

The to-do lists are arranged in a simple way that makes it easy to see what you need to do and when. You can add a due date and choose a color for each task to make it easier to see. You can also add a priority and a note to each task to make it easier to remember what you need to do.

The to-do lists can be shared with your friends through email, Facebook, Twitter, and even SMS or MMS.