Here is the full list of all 30 True Fear: Forsaken Souls achievements.
Finish the Bonus Chapter without stopping.
Finish Bonus Chapter.
Finish the Bonus Chapter without using Skip.
Solve all puzzles without using Skip.
Find all the Facts in the Bonus Chapter.
Finish all hidden object scenes without using any Hints.
Find Jack.
Finish all Acts without using Hints.
Finish the game without stopping.
Finish the main game.
Finish the main game on Expert difficulty.
Discover what's underneath the house.
Play non-stop for 3 hours.
Finish two Acts without using the Hint.
Find every Fact in one Act.
Find half of the collectible figurines.
Discover Mother's secret behind the carved door.
Finish 5 hidden object scenes without using any Hints.
Finish one Act without using the Hint.
Find Heather.
Play non-stop for an hour.
Solve 5 puzzles without using Skip.
Find one collectible figurine.
Finish a hidden object scene without using any Hints.
Find Katie.
Solve a puzzle without using Skip.
Find a Fact.
Find all collectible figurines.
Find every Fact in the main game.
Earn all Achievements.