Here is the full list of all 24 Demon Hunter 3: Revelation achievements. It takes around 2-3 hours to unlock all of the achievements on Windows.
Gather all Collectibles.
Find all collectable portraits.
Collect all 15 coins.
Finish all the Minigames without skipping them.
Defeat Malezur.
Save Lila Martin.
Watch all cutscenes without skipping them.
Defeat the Masked Woman.
Finish all the Hidden Object Puzzles without a Hint.
Finish all Story Minigames without using Skip.
Discover the truth behind Your red eyes.
Complete the Doll collection.
Help the village woman open the gate.
Find 5 Hidden Objects in five seconds.
Complete 5 Minigames without skipping them.
Complete the Elevator Minigame without skip.
Complete a Hidden Object Puzzle in less than a minute.
Finish 3 Hidden Object Puzzle in less than 10 minutes.
Finish 3 Hidden Object Puzzles without using a hint.
Find 3 Hidden Objects within 3 seconds.
Finish 3 MInigames under 10 minutes without using Skip.
Complete a Hidden Object Puzzle without using a Hint.
Finish any Hidden Object Puzzle with less than 4 mistakes.
Complete a Minigame in less than a minute.