Brutal jump, nothing else. No silly gold coins or points accumulated here.
Avoid obstacles and do not fall into the abyss. Listen to some cool music.
Complete the level with a minimum number of attempts.
See how you are doing in the info screen. Reset your score to start the game all over again.
Click on the preview button on the lower left side. It will guide you through the level so you can calculate your moves beforehand. Will need a good memory though.
There are 40 levels. Difficulty increases with every level. The last 15 are really tough.
game play and performance fixes
Medieval Tower Build 
Consistency 