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