Currently free :)
Copied from the windows phone store..
*** #1 Music Game in the Store, and the #10 Best Rated Game in the entire Store! ***
Tired of bad rhythm and music games that have nothing to do with the real music? Do you want to get real close to your favorite songs? With SongArc, you can feel as if you were playing a real instrument!
*** Free for the first month ***
Features:
- Unique, ergonomically designed gameplay which is easy to learn but difficult to master – you never thought music games can be this fun on a phone!
- Play with any songs you have on your phone
- Create new Sheets for your songs to play with
- Share your best Sheet creation for others to play with
- Share your scores on social networks
What is new in 1.5:
- Bug fixes, cosmetic and performance improvements
- Uses much less bandwidth, loads much faster
- Experimental undo support in the Sheet Creator
Am I getting this right? Normally it costs $x to install, then $y after 1 month. Now it is free to install, then $y after 1 month?