Make sure to update G-Stomper Rhythm to the latest version, this key won't work with any G-Stomper Rhythm release older than 4.5.
Once the key is installed, RESTART G-Stomper Rhythm and it'll come up without advertisements.
MAKE SURE YOU HAVE TRIED G-STOMPER RHYTHM ON YOUR DEVICE BEFORE PURCHASING THIS.
If you have any issues, please check the FAQs at http://www.planet-h.com/faq
For any further support join the Support Forum at: http://www.planet-h.com/gstomperbb/