Here is the full list of all 16 Daylight achievements.
Collect every remnant in a playthrough.
Collect the thirteen cursed photos.
Collect the minimum number of remnants in a playthrough.
Finish the game using only a single flare.
Collect every single remnant.
Survive 50 witch attacks.
Use a flare to keep a witch away.
Finish the game on Hard difficulty.
Used a glowstick to unveil a secret.
Confront Dr. Mercer and learn the truth.
Escape the hospital.
Escape the prison.
Escape the sewers.
Escape the forest.
Finish the game on any difficulty.
Finish the game without dying.