Top similar games like Tunnel:

Carcerem is a realistic first-person horror game. You are sent as punishment for a crime into an ancient labyrinth. Solve puzzles and find mysterious items to escape from this place.

Search a dark bunker for a missing brother. Solve puzzles, uncover hidden clues, and survive terrifying encounters in a tense, immersive world.

This cave diving expedition was a bad idea. Your heart is racing, lungs are starving for fresh air, and this burrow never seems to end. Keep crawling.
 Dédale is a horror game that plunges you in a cave diving expedition that is bound to go wrong.

The last scenery you faced was a quite unfamiliar hotel office. Leaving all the uncertainties behind, you have to perform significant or insignificant tasks from here on out. -256 is a pixel graphics first-person mystery hotel walking simulator.

Tezcatlipoca is inspired by classic retro horror games with tank controls, like Alone in the Dark, Silent Hill, and Resident Evil. However, unlike those titles, while the game features enemies, combat is not a central feature.

Something strange is happening in the newly discovered tomb. One of the archaeologists went missing during the exploration and even a search party was not able to help. Will you find her? What is happening in the dark depths? And are you really the only one here?

Dive into a chilling adventure where horror meets imagination in this first-person thriller. Picture yourself in a maze of puzzles, where the story unfolds based on how you see it. It's not just a game; it's your own twisted journey.

DERAIL is a horror anomaly game where instead of spotting anomalies you have to cleanse them with you holy camera to escape the loop.

The most important thing in the dark is what you can see and what remains unseen. A first-person point&click about exploring dark forest and chasing the star tower.

The Door in the Basement is an atmospheric pixelated horror game set in a mysterious subterranean world.

Uncover the dark secrets of an abandoned house as you search for your missing kittens in Broken Tails, a psychological horror exploration game. Use your stealth and wit to evade malevolent beings and unravel the disturbing story of animal neglect and other dark themes in this atmospheric experience

KATAVATIS is a first-person metroidbrainia about descending into W.A.R.P., an abandoned deep-sea facility built as a last resort to find a solution to save our dying planet.

A psychological horror walking simulator set in an endless flooded pool. Explore liminal corridors, notice subtle anomalies, and endure the growing tension as you search for an escape.

You are trapped in a never-ending street loop. Observe your surroundings carefully and identify anomalies. Make the right choice at the end of each street and try to escape the loop.

Investigate an abandoned server frozen in time. Explore liminal, blocky spaces, uncover strange anomalies, and piece together what went wrong. The deeper you go, the more the world shifts, watching and reacting to your presence.

Explore unsettling, dark locations in a first-person psychological horror adventure. Restore power grids, solve environmental puzzles, and interact with physical objects to navigate through the dark—where sound is your only guide and greatest threat.

A first-person light psychological horror exploration game inspired by the Backrooms, Poolcore, and liminal spaces. Explore corridors, pools, wild fields, and rooms, observe environmental clues, solve mechanisms and rule-based minigames, and find a way out of the Frontrooms.

Your new home is not as ordinary as you might think. Doors open up to various liminal spaces and anomalies appear around every corner. You are stuck here. Can you find your way out?

Lin Shanhai, a reclusive yet brilliant detective, solved major intricate cases in the 90s, compiling vignettes into the acclaimed Lin Shanhai Case Files through his unparalleled deductive skills, earning legendary status.

Immerse yourself in poolcore-inspired vibes as you explore a vast complex of mind-bending liminal architecture straight out of your dreams. Navigate through a facility filled with obstacles and puzzles, venturing into depths that descend far below the rippling, chlorinated waters.

The Letter: Classic Edition is the ORIGINAL experience from the classic title "The Letter", with a few changes and additions. Relive the Wii U game that gathered so much hate it became a cult classic. Embark on a creepy narrative driven tale about a boy in search of his missing father.

Trapped in a short endless hall of a pharaonic tomb. Watch every change, then choose to step forward or turn back. Each decision shapes six cursed seals: edge closer to freedom or lose them all in a suffocating psychological horror.

Place your faith and embrace the Void.

Explore a mysterious place and an atmospheric world filled with horrifying and unusual environments in this first-person psychological horror game. Find hidden objects, solve puzzles, hide from darkness, and enjoy a unique experience in the horror genre.

"Abyss of Light" is a narrative-driven sci-fi adventure game. In this story, you play as a stranded interstellar colonist who crash-landed on a mysterious planet and struggles to find a way home.

Exploration. Silence. Echoes. Wander a shifting pyramid where rooms change and reality bends. No monsters, just atmosphere, isolation, and subtle unease. Uncanny, immersive, and unsettling. Solve light environmental puzzles across 8 levels. Experience the pyramid alone - empty, yet somehow present.

A first-person psychological puzzle game set in Eastern Europe, 1999. Explore a surreal black-and-white world, decipher an invented alphabet using a reality-altering mask, and unlock the story letter by letter.

A lightweight psychological horror and a walking simulator, where the player needs to carefully observe the surroundings to succesfully flee from this wretched place.

A short horror game where you pilot a submarine to collect samples on the crushing depths of the ocean.

Escape deadly mazes, recover fragmented memories, and restore a forgotten archive. Every run brings you closer to uncovering the truth behind the Iteration Protocol.

Retro survival horror inspired by Japanese folklore. Explore a cursed village, uncover its dark truth, and face deformed creatures in direct 2D fighting-style combat.

Every light you replace makes the house a little brighter. But something inside prefers to live in the dark. And now, it knows you’re here.