I use this on my (leopard) home mac, but i want to also use it on my work mac, which is running tiger. It works, but not very well. it is slow (think a thirty second to two minute delay, dependign on whaat i'm doing), but it works, although i wish that 3.6 was still available (i think that that one was the last native tiger version. if anyone knows where this can be found, email me (And if you have the 3.6 at your house, email it to me as an attachment with subject check off. email@example.com. thanks.