If you are looking for the whole anonymity thing this may be of some help:

http://talk.maemo.org/showthread.php?t=14741


otherwise for the maemo app ToR:

the name can be confusing....but oh well what can you do?

basic instructions are in this post:
http://talk.maemo.org/showpost.php?p=488929&postcount=8

personally the first thing that comes to my mind with the acronym TOR is the SciFi publisher.

Unlike Addison I do not set GV to forward everything to text (only voicemail for me). I seem to get all my texts quickly enough just using TOR's method. I have never had any luck initiating a voice call though. works beautifully for texts using the built-in chat app for me.

have fun