Single-player games like Castle Dornstein
Below are 8 single-player Steam games similar to Castle Dornstein, ranked by player overlap. Every pick carries Steam's Single-player category, so multiplayer-only titles or always-online games don't sneak in. imho.run pulls the category data from Steam directly — Single-player here matches what the store labels.
Want the full alternatives list (paid + free + Steam Deck + cheaper picks)? See the parent games like Castle Dornstein page.
Ranked picks
- 1

Hex Judge
Single-player alternative to Castle Dornstein — playable solo, no multiplayer required. Shares Adventure with Castle Dornstein.
Interrogate villagers, uncover their secrets, and decide who will burn before sunset.
- 2

Blood On The Thames
Single-player alternative to Castle Dornstein — playable solo, no multiplayer required. Shares Indie and Adventure with Castle Dornstein.
A murder mystery puzzle game with visual novel elements in a Gothic, Lovecraftian world. Collect clues, solve puzzles, interrogate suspects, and uncover the mystery surrounding the death of Mini’s husband.
- 3

Realms of Riddles: Wizards'Keep
Single-player alternative to Castle Dornstein — playable solo, no multiplayer required. Shares Indie and Adventure with Castle Dornstein.
Explore a magical castle in this first-person puzzle adventure. Solve puzzles across worlds connected by portals, recover your lost memories, and uncover what happened to the kingdom.
- 4

Grégoire Lefèbvre Investigations : The Vow of Hate
Single-player alternative to Castle Dornstein — playable solo, no multiplayer required. Shares Indie and Adventure with Castle Dornstein.
1799. A historical narrative thriller adapted from the novel by Catherine Lheureux. Uncover the truth in a troubled village through an adventure that blends dialogue, exploration, and the visual charm of early 2000s point-and-click games. With english subtitles.
- 5

Camelot: Wrath of the Green Knight
Single-player alternative to Castle Dornstein — playable solo, no multiplayer required. Shares Adventure with Castle Dornstein.
Camelot: Home of King Arthur’s court… and intrigue! When the Lady of the Lake goes missing, her husband the Green Knight blames King Arthur, threatening the peace of Camelot for all…
- 6

NORCO
Single-player alternative to Castle Dornstein — playable solo, no multiplayer required. Shares Indie and Adventure with Castle Dornstein.
NORCO is a dialogue-focused point & click adventure that immerses the player in the sinking suburbs and industrial swamplands of an increasingly surreal and distorted South Louisiana.
- 7

Misericorde: Volume One
Single-player alternative to Castle Dornstein — playable solo, no multiplayer required. Shares Indie and Adventure with Castle Dornstein.
Misericorde: Volume One is the first part of a series of mystery visual novels set in a convent in 1482.
- 8

Pentiment
Single-player alternative to Castle Dornstein — playable solo, no multiplayer required. Shares Adventure with Castle Dornstein.
Step into a living illustrated world in a time when Europe is at a crossroads of great religious and political change. Walk in the footsteps of Andreas Maler, a master artist who finds himself in the middle of murders, scandals, and intrigue in the Bavarian Alps.