Here is the full list of all 18 WILOO achievements.
You cleared all World One levels!
You got 1.000 coins.
Reach 30 minutes of gameplay time.
You have unlocked the first bonus stage!
You have finished the first level.
You got 100 coins.
You cleared all World Two Levels!
You have finished half of all levels.
You cleared all World Three Levels!
You cleared all World Four Levels!
You cleared all World Five Levels!
You have finished all levels and collect all 135 special coins!
You have unlocked half of all bonus stages!
You have unlocked all bonus stages!
You got 10.000 coins.
You got 1.000.000 coins!
Reach 2 hours of gameplay time.
Reach 5 hours of gameplay time.