Submit your score to earn achievements. Make sure to disable any AdBlocker or your score won't be able to submit to GI servers and you won't earn the achievements.
After beating the game, play the Score-Hog mode and survive as long as possible.
Score 50,0005 GIPS195 Awarded
Score 100,00015 GIPS83 Awarded
Score 150,00030 GIPS60 Awarded