Top similar games like Sump:

A first-person psychological horror with a strong emphasis on atmosphere and storytelling. Explore an ever-shifting Victorian mansion as a painter seeking to complete his masterpiece, even at the cost of his own sanity.

An adventure game about exploring dreams purchased by an office worker who can no longer dream. Using the “Somnialys” dream console, explore surreal/weirdcore worlds that loop endlessly and solve the puzzles to wake up.

What is inside the Red Fridge? Collection of six episodes of psychological analog horror. Tour through liminal spaces filled with surreal events and uncanny strangers. Inspired by retro horrors of the PSX era.

Dark Harvest is a retro-styled stalker horror inspired by Resident Evil and Signs. Your dog is trapped, and something is stalking you. Explore the manor, solve puzzles, and do everything in your power to survive.

Explore bizarre procedural generated psychedelic worlds, encounter surreal creatures, experience shifting rulesets, retro aesthetics, and altered music for a wild and truly strange experience.

Your phone is the key to solving the mystery. Scan QR codes, they hold hidden clues. Find herbs for the infusion to save your grandfather. But be careful. A fog has engulfed the village, and a monster with a crossbow for a hand roams within. You are only safe at the altar. Why is it chasing you?

Exorcize the demonic in this psychological horror game set in 1920s England. Navigate a haunted university by solving puzzles and hiding from a demon that can phase through walls. The gates of hell shall not prevail.

Narrative-driven first person horror adventure inspired by Lovecraft's short novel "The Nameless City". Explore the ruins of a city that some say they are older than humanity itself. While you delve deeper into the ancient buildings, reality and visions blend into an indistinct haze.

Testimonium is a bite-sized, experimental analog horror game designed to push your psychological limits. PLAY THE TAPE.

A fever-dream-like puzzle horror game. Descend to the depths of a sleeping curse, survive every floor and find your way out of the never ending nightmare.

A short first-person horror game, exploring the mysterious DMT realm. Roam infinitely repeating worlds while escaping from malevolent entities. Can you find your way back home?

"Glimpse" is a single-player atmospheric horror game. Get a glimpse of the struggles and fears of a person affected by Alzheimer's Disease.

Bad guys often bully classmates. That's the truth. But more often they bully you if you're new, and especially if you are a foreigner. But Toby faces a difficult task - to resist not only bullies, but also a hungry monster...

From the creators of Amnesia: The Dark Descent and Dear Esther comes a new first-person horrorgame that will drag you to the depths of greed, power and madness. It will bury its snout into your ribs and it will eat your heart.

Where The Crows Roam is a survival horror game made by a sixth grader in his free time. In this game you will get to explore the now deserted Stunig City and its outer ruins. Watch your back because you never know what is watching you. Can you survive?

Navigate the never-ending hallway of the Hudson: A hotel that doesn’t want its guests to leave. Observe your surroundings, spot irregularities, and choose the correct path to escape.

Having collected information about the “unusual corpse” for your journalistic investigation, you return home from the morgue. Something is wrong... The house has changed and there is a creature wandering in it that is afraid of the camera flash. Solve puzzles to get out of the house and survive.

Uncover the mystery of an arctic cargo outpost's lost crew in this horror game. Take in the frozen sea and delve into the depths of the facility, finding items and uncovering new paths with each one to learn what really happened here. But be careful, because something else might be here with you.

Once upon a time, there was a fly. A hungry fly. A fly with razor-sharp teeth, with a taste for dead things. This is the tale of its adventure to find something dead to devour, in a swamp where nothing dies, everything is grotesque, and every choice matters, no matter how surreal.

Ominous Obscurity is a single-player horror adventure game set in places from the protagonist's childhood. Solve interesting puzzles, while hiding from insidious horrors waiting for you in the shadows.

You are an Earworm. You are an underworld contractor who hacks memories for a living.  Dive into the memories of your victims in order to unlock the security questions to their bank account. 

The Web is a first person pure walking simulator. A surreal journey. Explore an interconnected web of environments. Discover strange places and meet odd characters.

Among the Sleep: Enhanced Edition is a new and improved version of the award winning first person horror adventure. In the game you play as a small child trapped in a weird nightmare where you go looking for your mom.

Infinite Crosswalk is a psychedelic walking simulator and horror game in retro 3D style. You get hit on a zebra crossing and trapped in limbo. Uncover the victims' tragic stories to escape — or pay with parts of your own body.

LIGHT-BRINGER is a first-person exploration horror game with psychedelic visuals and a harsh noise soundtrack. Explore 3D platforming environments with puzzles and mazes reflecting facets of American Christianity, collect hidden Sacred Hearts, and confront Lucifer's temptation.

Quaso Studio: The Liven Collection is a compilation of TWO horror games: The To-Do List: Complete your tasks, hide from the threat roaming through your house, and escape. Rouge Carmin: Explore the limbo of your subconscious, face your remorse, and find a way out.

Dyer Expedition is a puzzle adventure game with light Lovecraftian horror elements and a story inspired by Lovecraft's 1931 novella At the Mountains of Madness.

You wake up with a bad hangover and don’t recognize your home. You see a boy and you understand... that something is wrong with him. Someone's presence causes anxiety, fear and is about to plunge you into the realm of horror. But you don’t lose hope and try to get out of this nightmare.

On one rainy morning, Steve found a baby in a utility tunnel. He is not alone. Navigate eerie locales, solve puzzles, and face bizarre creatures to uncover a cosmic mystery in Tunnel Baby.

Uncover the mysteries of Whitehaven Orphanage in this first-person psychological horror game. Explore the place, collect clues and put the pieces together to find out what happened years ago as you delve deep into your mind.

Paranormal Torment is a psychological horror game in the spirit of P.T., where you're trapped in a loop of memory and guilt, forced to relive a tragedy over and over again. He's still waiting for you to come back...