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