Pownce has lifted their invite-only status and added a ton of new features. Sign up to send files, links, events and messages to your friends.What’s Pownce?
Pownce is a way to keep in touch with people and share stuff with them. Send files, links, events, and messages to people you know and have real conversations about them.
What can I send?
There are four basic things you can send: messages, links, files, and events.
http://www.pownce.com/