Here is the full list of all 15 Funny Fingers achievements.
Complete the tutorial.
Score 3k+ on Easy.
Score 10k+ on Easy, unlocking Medium.
Score 35k+ on Easy.
Score 3k+ on Medium.
Score 10k+ on Medium, unlocking Hard.
Score 35k+ on Medium.
Score 3k+ on Hard.
Score 10k+ on Hard, unlocking Difficult.
Score 35k+ on Hard.
Score 3k+ on Difficult.
Score 10k+ on Difficult.
Score 35k+ on Difficult.
Reach 35k without breaking your combo on Medium or higher.
Accumulate a lifetime total of 2,452,814 points on Cool.