Here is the full list of all 19 Clustertruck achievements. It takes around 8-10 hours to unlock all of the achievements on Windows.
Beat a ghost!
Get the best time out of your friends on a level!
Get 10 000 points in one level!
Aced 10 levels!
Beat the ancient world!
Beat the medieval world!
Beat the lazer world!
Beat the winter world!
Beat the forest world!
Beat the desert world
Happy Holidays!
Beat the game!
Unlock all abilities!
10 seconds of air time!
Beat the Sci-Fi world!
Beat the steampunk world!
Complete the game without using abilities!
Beat the hell world!