Here is the full list of all 13 Left in the Dark: No One on Board achievements. It takes around 2-3 hours to unlock all of the achievements on Windows.
Unmask the Hookman.
Get out of the trap.
Swim to the Devil Island without getting lost.
Fix the sailboat.
You found four objects in four seconds in a Hidden-Object Puzzle.
Complete a minigame in less than one minute.
Complete a Hidden-Object Puzzle in less than one minute.
Complete a Hidden-Object Puzzle with no more than three mis-taps.
Finish the game in Expert Mode.
Complete all Hidden-Object Puzzles without using the Hint button.
Find the lighthouse without getting lost.
Complete all minigames without using the Skip button.
Unlock all achievements.