On Hard and Super Hard levels are levels you'll need to complete harder goals and comply with more restrictions.
They have different appearance than regular levels and yield additional Dimond.
To successfully complete these levels you will need to take advantage of:
  • Boosters. The recommended booster will be marked with a star.
  • Combos. This way you can get more income for completed orders.
  • Tips. This is another way to generate more income.