Follow the indicated steps to earn the corresponding Steam achievement. To view your achievement progress and stats, open the Steam client, select "Community", then search for the game hub for "Snail Bob 2 (PC)". Click the "View Stats" option in the drop down list, then select the option that displays the achievements for your account.

Achievement	How to unlock
150 stars... and want more!	Collect 150 stars.
273 Stars... my precious!	Collect 273 stars.
Batman & Robin	Dress Bob in The Batman Outfit and help Robin Hood to escape in Level 1-11.
Concert of my dream	Dress Bob in the Elvis Outfit and come upon the concert in Level 1-26.
Fantasy Story	Complete Chapter 2 "Fantasy Story".
Football Fans	Dress Bob in the Football Ball Outfit and help the Frog in Level 3-20.
Forest Story	Complete Chapter 1 "Forest Story".
Friendly Fire	Hit Bob from the Cannon.
Ghost Buster	Make away with 30 Ghosts.
Hallowen party	Dress Bob in the Devil Outfit and meet Dracula in Level 2-11.
Island Story	Complete Chapter 3 "Island Story".
Master of Disaster #1	Bos was gobbled by frog, crocodile, crab, bush lizard, spider and worm.
Master of Disaster #2	Bob was burned, drowned, caught into a trap, fell into a pit and got in quicksand.
Meet Bob	Complete chapter "Meet Bob".
MGS V	Dress Bob in the Cardboard Outfit and hide Bob in the box.
Puzzle 1	Collect the puzzle in Chapter 1 "Forest Story".
Puzzle 2	Collect the puzzle in Chapter 2 "Fantasy Story".
Puzzle 3	Collect the puzzle in Chapter 3 "Island Story".
Yo ho ho	Dress Bob in the Pirate Outfit and help the Pirate in Level 3-7.