Full list of all 74 The Backrooms: Survival achievements.
The base game contains 61 achievements, and there are 4 DLC packs containing 13 achievements.
Consume 25 Food
Craft an item
Use a shot of adrenaline
Enchant a weapon with an elemental effect
Find the "safe level"
Consume Axolotl water
Drink 25 liquids
Reach Level 10
Equip body armor
Kill "Santa"...
Eat a protein bar
Get drunk!
See a skin stealer transform
Encounter a death moth!
Surviving being set ablaze
Find the "City"
Find a crafting blueprint
Find a nailgun
Consume HNT Backrooms-Carpet flavoured crisps
Unlock a "big chest"
Collect 10 Backcoins
Buy an item from a friendly entity
Sell an item
Consume any Lucky o' Milk variant
This new achievement will be available in the next update!
Use a vending machine
Find the "Greek labyrinth" level
Stop yourself from bleeding
Cure yourself from poison
Find a stuffed toy
Drink a "Dubious Liquid"
Encounter a smiler
Find the "Poolrooms" level
Reach Level 5
Reach Level 3
Find the "Torture Rooms"
Obtain almond water
Survive being chased by an entity
Kill any entity with a weapon
Use a sanity pill
Find "Level FUN"
Enter the "negative" levels
Find a television
Encounter a hound
Find a telephone
Return to a previous level
Reach Level 1
Unlock a locked door
Unlock and climb through an air vent
Unlock a safe
Repair a weapon
Upgrade a weapon
Drink "Super Almond Water"
Discover the "Castle" levels
Drink 50 Liquids
Consume 50 Food
Consume a painkiller
Obtain a crossbow
Obtain an Air Rifle or Air Pistol
Obtain a modern firearm
Use a teleportation gem
Bestow the haste effect on yourself
Headshot an entity
Obtain a weapon with the heavy affinity
Obtain a weapon with the critical affinity
Obtain a weapon with the rare affinity
Obtain a weapon with the special affinity
Obtain a weapon with the legendary affinity
Break an ore deposit