it is to give you a 'taste' of the game to give you an idea of what it is like. this technique of selling free games is very popular, because once it get you intereted the likleyhood is you will buy what the game is advertising, e.g more levels.
some are free some are not
only for some tracks but if you go on to free tracks you can get some ok songs for free!
After you finish a song, or level up, it MIGHT ask you if you want to but more songs. Tap yes, and the Tap Tap revenge "store" will pop up. You use coins you collect from the app to buy songs, and some are even free. Hope this helps.
In the track store.
only tap tap revenge 4
To download songs 100 credits=2 songs
tap tap revenge coldplay
You can buy gear for your character with them, but you can't buy songs. (they have to be bought with actual cash, unless there's a free song out)
Buying the songs on iTunes is the best way of getting the song onto your iPod. If you are talking about downloading free TTR tracks to your game menu for play, you should look into the Tap Tap Store.
Currently, Tap Tap 1 (Classic) and Tap Tap 3 are both $0.99. Tap tap revenge 2 is free. if you want to download any tap tap edition free go to http://tap-tap.co.cc
It depends on what version you want: Tap Tap Revenge 3.0 is free!!! Tap Tap Revenge 2.6 (the older version) costs 0.99$ Tap Tap Revenge Classic (Extremely old version) costs 1.99$
well you don't really win tap tap revenge all you do is purchase songs on the app and you play them..and you get your score on how well you did and there is levels of easy, medium, or hard.