Here is the full list of all 25 Slime Jumper achievements.
You found the play button!
You played the first level!
You enabled the FPS-Counter!
You died 50 times in total!
You started the game 50 times!
You have bought all skins!
Congratulation! You have played the whole game!
You collected 10 stars in total!
You collected 70 stars in total!
You collected 140 stars in total!
You finished the grass world!
You finished the moon world!
You finished the ice world!
You finished the mars world!
You finished the sand world!
You finished the under world!
You completed all level of the grass world with 4 stars!
You completed all level of the moon world with 4 stars!
You completed all level of the ice world with 4 stars!
You completed all level of the mars world with 4 stars!
You completed all level of the sand world with 4 stars!
You completed all level of the under world with 4 stars!
All enemies have killed you once!
You haved played against your friends!
You haved played all levels with the yellow slime!