Here is the full list of all 11 The Suicide of Rachel Foster achievements. It takes around 3-4 hours to unlock all of the achievements on Windows.
Complete the game.
Complete day 9.
Get all items.
Access the secret room.
Listen to the Hotel whispers.
Get a date.
Find the screwdriver.
Have an "intriguing" chat.
Complete day 4.
Get stuck in the fridge room.
Make first contact with Irving.