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