Link: Crickee :: Free mobile to mobile instant messaging service.
Crickee is a small team of internet and mobile phone veterans working hard to make a new real time text messaging application. The Crickee aim is to bring friends, family and colleagues the world over closer together using the most powerful and effective worldwide chat tool.
My Sony Ericsson W550i is still in testing with Crickee — I’m looking forward to having a go of this.