Here is the full list of all 20 New York Mysteries: The Lantern of Souls achievements.
Completed all mini-game levels in the Extras Menu.
Collected all additional puzzles in the Extras Menu.
Complete a mini-game in more than 5 minutes.
Completed the main and bonus chapters without skipping the mini-games.
Completed the main and bonus chapters without using any Hints in the HO scenes.
Completed the main and bonus chapters without skipping any dialogue or videos.
Completed the main and bonus chapters without using any Hints.
Completed the main chapter on Hard difficulty.
Completed the Violin Keys collection.
Completed the Mason collection.
Collected all Morphing Objects.
Completed the Cards collection.
Completed the Eagles collection.
Completed the Apples collection.
Completed the mini-game with tea cups in the Buffet without using the Skip button.
Completed the mini-game with the soldier in the Study with no mistakes.
Completed an HO scene in under 2 minutes.
Completed 3 mini-games in a row without using a Skip.
Completed a mini-game in less than a minute.
Completed the symbols mini-game in the living-room with no unnecessary taps.