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