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