Here is the full list of all 20 FOTONICA achievements.
Run more than 1000000m.
Collect more than 999 total dots.
Prove your face indestructible.
Reach gold speed twice in an endless level
Complete every level, any difficulty.
Listen to the sounds of nature.
Play FOTONICA without distractions.
Complete a level with alternate controls.
Stay in gold for more than 60s
Run with a speed over 100m/s.
Get over 25000pts in an endless level.
Get over 10000pts on any level.
Complete a multiplayer run.
Complete one level.
Complete the tutorial.
Reach a new state of consciousness
Get over 10000pts on each level.
Complete all levels on all difficulties.
Collect a column of dots.
Complete everything.