Single-player games like PROTOCOL BOUND
Below are 9 single-player Steam games similar to PROTOCOL BOUND, 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 PROTOCOL BOUND page.
Ranked picks
- 1
Legion Was Here
Single-player alternative to PROTOCOL BOUND — playable solo, no multiplayer required. Shares Indie and Adventure with PROTOCOL BOUND.
Steal a face. Study a life. Survive the conversation.
- 2
Telling Lies
Single-player alternative to PROTOCOL BOUND — playable solo, no multiplayer required. Shares Indie and Adventure with PROTOCOL BOUND.
Four private lives. One big lie. Search through secretly recorded video conversations to discover the truth. The successor to the acclaimed Her Story.
- 3
Greyhat - A Digital Detective Adventure
Single-player alternative to PROTOCOL BOUND — playable solo, no multiplayer required. Shares Indie and Adventure with PROTOCOL BOUND.
How far would you go to save your daughter? As an infamous hacker-for-hire you have the skills to steal almost any secret. But when your daughter is taken, will you be able to use these skills to uncover a dark conspiracy that goes further than you could ever imagine?
- 4
Sherlock Holmes: The Devil's Daughter
Single-player alternative to PROTOCOL BOUND — playable solo, no multiplayer required. Shares Adventure with PROTOCOL BOUND.
Experience a fantastic adventure with unique gameplay that blends investigation, action and exploration in a breath-taking thriller that will test the limits of your nerves and intelligence. Play as the great detective and track down evil in the darkest corners of London and the human soul…
- 5
The Operator
Single-player alternative to PROTOCOL BOUND — playable solo, no multiplayer required. Shares Indie and Adventure with PROTOCOL BOUND.
Welcome to the FDI. As our newest Operator, your role is to use your detective skills to assist our field agents and investigate mysterious crimes. Use cutting-edge FDI software to dig for clues, solve puzzles, and uncover the truth.
- 6
Post Mortem
Single-player alternative to PROTOCOL BOUND — playable solo, no multiplayer required. Shares Adventure with PROTOCOL BOUND.
After returning to the quiet streets of Paris to pursue a life of painting, Gus Macpherson could not escape his true art…
- 7
The Case of the Golden Idol
Single-player alternative to PROTOCOL BOUND — playable solo, no multiplayer required. Shares Indie and Adventure with PROTOCOL BOUND.
A new kind of detective game that allows you to think and investigate freely. Discover clues surrounding 12 strange and gruesome deaths and build your own theory. Pick your suspect, deduce the motive, unmask the awful truth.
- 8
Freud's Bones-the game
Single-player alternative to PROTOCOL BOUND — playable solo, no multiplayer required. Shares Indie and Adventure with PROTOCOL BOUND.
Infiltrate, rule and rescue the mind of the father of Psychoanalysis: Sigmund Freud, in this surreal and obscure adventure. Take control of his inner voice, choose his destiny, solve clinical cases, save or condemn your patients, all whilst trying to save Freud from himself.
- 9
IT Specialist Simulator
Single-player alternative to PROTOCOL BOUND — playable solo, no multiplayer required. Shares Indie and Simulation with PROTOCOL BOUND.
Step into the world of IT! Diagnose network issues, manage servers, and repair devices while handling tasks under strict SLAs. Choose your career path, from HelpDesk to IT Project Manager. Develop real IT knowledge and climb the ranks in this realistic IT simulation!