Full list of all 25 The Mortuary Assistant achievements. It takes around 25-30 hours to unlock all of the achievements in the base game on Windows.
The base game contains 21 achievements, and there are 2 DLC packs containing 4 achievements.
Embalm 100 bodies
Burn 50 bodies in the retort.
Try to leave the mortuary.
Get right back to work.
Get all endings.
Get Rebecca's ending.
Become possessed for the first time.
Beat the game without embalming all bodies.
Enter the storage room.
Experience all major story events.
Open the outside hatch.
Beat the game in under 45 minutes
Fail to banish the demon.
Listen to all DJ Two-shades clips.
Beat the game once.
Complete your first body in the main game.
It does nothing...
Try to use the phone during the start of the game.
Throw the red vase.
Would immerse again.
Complete the tutorial.