Here is the full list of all 25 Don't Escape: 4 Days to Survive achievements.
Unlock the True Ending
Make sure everybody survives.
Get the perfect result on night one (gas)
Get the perfect result on night four (air)
Unlock the Awakening mode
Be the sole survivor
Don't use the car.
Get the perfect result on night three (thunderstorm)
Get the perfect result on night two (heat)
Learn this and that about your neighbourhood
Get the perfect result on night one (locust)
Complete the game
It would never go this high on its own...
Get the perfect result on night four (fuel)
Survive the fourth day
So that's what this item is for!
Get the perfect result on night three (bandits)
Survive the third day
You didn't forget to say goodbye.
At least you tried!
Witness the last snowman in the world
Get the perfect result on night two (cold)
Survive the second day
Get the perfect result on night one (spiders)
Survive the first day