Here is the full list of all 28 Fobia - there are St. Dinfna Hotel achievements.
Finish the game without taking damage
Finish the game 3 times
Upgrade all weapons to max level
Find all the Memories
Collect 50 upgrade items
Finish the game
Survive the Underground
Defeat the Red Light (Aquiles)
Upgrade one weapon to max level
Survive the Forest
Survive the Hotel
Find the bug that is not a bug
Assemble the 3 gears
Yes, they're drawers... But not just drawers.
Just that, find Jonisvaldo
Discover all the toy rabbits throughout the environments
Open all articulated stairs
Collect all documents from the survivors
Solve the chess puzzle
Discard items 5 times
Defeat the Piano Monster
Use the night vision camera for 15 minutes in a single game
Kill 10 enemies
Defeat the Spider Mother
Combine 4 items
Save the game 3 times
Open the storage chest
Use the flashlight for 15 minutes in a single game