Hi Guys I have the Bias desktop version of guitar modelling . I suggest you give the Ipad and iPhone verision a go it's about $6.50
You can download unlimited sounds and they sound great . Don't forget guys you will need some kinda interface to get your guitar into your ipad or iPhone .
http://youtu.be/aW6mF4gp_zg. iPad version

http://youtu.be/4sdaKuN8XLA iPhone version

Let me know your thoughts

Best Wishes
Kimball