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