I just read about this. Seems like a way to get rid of the competition. I didn't know tuners could be patented anymore since they've been around for ages..
Anyways read more and maybe even sign a petition here:
https://www.change.org/petitions/united-states-patent-trademark-office-uspto-petition-for-uspto-director-initiated-reexamination-of-us-patent-8502060-claim-1-13
I don't have an android phone, but it seems this app is free for android:
http://www.1mobile.com/idrumtech-drum-tuner-1279608.html
Sorry if this is old news, but it's the first time I heard of it and thought I'd share.
Anyways read more and maybe even sign a petition here:
https://www.change.org/petitions/united-states-patent-trademark-office-uspto-petition-for-uspto-director-initiated-reexamination-of-us-patent-8502060-claim-1-13
I don't have an android phone, but it seems this app is free for android:
http://www.1mobile.com/idrumtech-drum-tuner-1279608.html
Sorry if this is old news, but it's the first time I heard of it and thought I'd share.