Here is the full list of all 28 Don't Knock Twice achievements.
Read Jess' diary entries.
Find 40% of collectables.
Read Chloe's diary entries.
Destroy a Russian doll.
Light the candle.
Find the axe.
Find the flamethrower.
Find 60% of collectables.
Find 80% of collectables.
Destroy a door handle.
Find 100% of collectables in a single playthrough.
Pot the black snooker ball.
Dunk the basketball.
Feed the crow.
Destroy half of the Russian dolls.
Destroy all of the Russian dolls.
Find all of the family photographs.
Complete the game without lighting any wall candles.
Find 100% of collectables.