Here is the full list of all 13 Parkour Simulator achievements.
Finish the tutorial
Unlock any locked mode
Unlock any character
Unlock all characters
Earn 1 000 000
Win in 3 different modes
Fall from a height and die
Jump from the crane jib
Jump from a height and survive
Jump 300 times
Slide 100 times
Die 50 times
Play for the same character 20 times in a row