Games Like Project Unknown Designation

Title: Hidden Castle This is a first-person perspective exploration horror game where you aim to escape from a mysterious castle you stumbled upon while seeking shelter from the rain.

Why similar: Horror 30.6%, Adventure 24.1%, Multiple Endings 19.4%, 3D 18.6%, Singleplayer 4.7%

This is the third horror adventure game from TEAM SHINZA.Players progress through the game by writing comments while watching videos of [problem properties] being investigated.

Why similar: Horror 32%, Adventure 25.4%, Choose Your Own Adventure 25.2%, Multiple Endings 14.4%, Singleplayer 3%

Escape from the Forest of Fear by searching for the broken bike parts while running away from the creatures that are the remains of the massacre victims!

Why similar: Adventure 37.6%, Horror 34.8%, 3D 19.1%, Singleplayer 5.2%, Indie 3.3%

I ... this is me. Everything starts with you and ends with you. This is a plan that you have to design in your mind It was true that I was released, but not from myself. There is still a prisoner inside me ... a prisoner that no one sees from the outside, but you continue to suffer, you suffer,

Why similar: Choose Your Own Adventure 26.6%, Horror 20%, Action-Adventure 16.6%, Adventure 15%, 3D 11.3%

A former children's TV show, “Boo Boo Families.” Its characters have begun appearing from “the other side of the screen.” You must endure their visits for five days.

Why similar: Adventure 27.7%, Choose Your Own Adventure 24.9%, Action-Adventure 19.3%, 3D 11.8%, Multiple Endings 11.2%

No Way Out is an adventure game where the protagonist, Dariane, must escape from a mansion with no escape route, haunted by two mysterious figures. You control Dariane, aiming to escape the mansion without being spotted by the wandering pair. Play solo and overcome the loneliness to achieve victory.

Why similar: Horror 38%, Adventure 29.7%, 3D 23%, Singleplayer 5.9%, Indie 3.4%

"ERROR:Ai.lien" is a bishoujo horror adventure where she watches, learns, and slowly invades your everyday life— ordinary routines twist bit by bit, until the AI’s love transforms into madness.

Why similar: Choose Your Own Adventure 26.9%, Horror 23.8%, Action-Adventure 17.7%, Adventure 11.8%, Story Rich 8.2%

Trapped in a cursed house, ancient chants echo in the darkness, awakening an unspeakable evil. The Fear Chants: Echoes of the Devil is a psychological horror where your fears come to life. Explore, survive, and uncover the truth… but whatever you do, do not repeat the chants.

Why similar: Horror 27.2%, Adventure 17.9%, Multiple Endings 15.5%, Choose Your Own Adventure 13.8%, Action-Adventure 10.6%

Hide and Sink is a VHS horror game that tells a story about a group of elementary kids whose after-school hide-and-seek becomes uncanny terror.

Why similar: Horror 31.6%, Adventure 24.5%, 3D 13.2%, Action-Adventure 10.5%, Multiple Endings 9.3%

Courage: ZaGame is a thrilling 3D adventure where you must craft an elixir to stop a world-threatening monster. Explore eerie environments, solve puzzles, and make critical choices that shape the outcome.

Why similar: Horror 36.2%, Adventure 27.8%, 3D 20.5%, Singleplayer 6.1%, Indie 5.2%

Kamgrad, 1986. A mysterious explosion left a city frozen in death. Years later, a journalist enters the ruins to uncover the truth — and may never return.

Why similar: Choose Your Own Adventure 29.3%, Horror 26.6%, Adventure 19.3%, Multiple Endings 17.5%, Singleplayer 4.1%

Discover all the secrets of the island thanks to the revelations that you will live in your dreams, in which you will have to flee from death itself and make decisions that will have consequences when you wake up, and can even cause the death of the people who cohabit with you.

Why similar: Adventure 38.6%, Action-Adventure 26.6%, 3D 17.8%, Story Rich 11.8%, Singleplayer 5.2%

would like you to solve the mystery contained in the game.

Why similar: Horror 37.5%, Adventure 27.6%, Action-Adventure 18.8%, 3D 10.2%, Singleplayer 6%

A short horror game about a delivery driver in a semi-apocalyptic world tasked with the delivery of a strange package to a nearby city.

Why similar: Horror 36.5%, Adventure 28.8%, Multiple Endings 16.7%, 3D 9.9%, Singleplayer 5.4%

Try to escape from the Forest as you setup camp, then realize you were locked in there by a Park officer. There were 5 keyholes, so you had to find one key for each one.

Why similar: Adventure 32.9%, Action-Adventure 23.2%, Horror 23.2%, 3D 14.3%, Singleplayer 3.7%

Deranged is a single player puzzle and psychological horror video game. Find a way to escape the O'Connor mansion before things get tough. Remember that in order to escape you must complete challenging puzzles against the clock ... Will you be able?

Why similar: Horror 42.2%, Adventure 24.1%, 3D 16.9%, Story Rich 10.1%, Singleplayer 6.6%

The future art will be drawn by two people... Platonic love? Drawing? Adventure game?

Why similar: Adventure 42.6%, Action-Adventure 28.6%, 3D 19.6%, Singleplayer 5.7%, Indie 3.5%

Trapped in a dense cornfield, you must navigate hidden landmarks, avoid noise traps and outsmart a relentless stalker that hunts by sound. Stay quiet, read the signs and escape before it reaches you.

Why similar: Adventure 34.7%, Action-Adventure 24.2%, Horror 20.2%, 3D 14.8%, Singleplayer 3.2%

夏祭りシミュレーションホラーゲーム

Why similar: Adventure 33.8%, Horror 27.3%, Action-Adventure 23.3%, Story Rich 9.3%, Singleplayer 3.5%

Tihama is a first-person Mysterious story driven adventure game. You return to your family home to take care of your grandfathers property, but strange events begin to appear. Explore, feel the tension, and uncover the truth behind what’s happening. A thrilling journey full of secrets and surprises.

Why similar: Horror 28.1%, Adventure 27.6%, Action-Adventure 20%, 3D 12.2%, Story Rich 6.8%

Uncover the chilling secrets of 'The Intruder.' Navigate a haunted mansion, solve puzzles, and evade the lurking darkness. A suspenseful horror-adventure that tests your survival instincts.

Why similar: Adventure 33.6%, Horror 25%, Action-Adventure 23.5%, 3D 14.3%, Singleplayer 3.6%

Explore Japanese houses and deal with the curses that attack you!

Why similar: Horror 34.4%, Adventure 27.3%, Action-Adventure 19.4%, Multiple Endings 12.2%, Indie 3.7%

Ghost case is a horror adventure game.

Why similar: Horror 42.8%, Choose Your Own Adventure 28.2%, Adventure 19.2%, Singleplayer 6.7%, Indie 3.1%

A 3D horror game where you can borrow a cat’s help when things get scary! Explore the otherworld haunted by evil spirits and chase after your pet cat. When things get tough, ghost cats might lend you their strength...?

Why similar: Choose Your Own Adventure 27.2%, Action-Adventure 17%, Horror 15.3%, Adventure 12.6%, 3D 11.5%

Guided by information from a bulletin board, the protagonist arrives at the uncharted village of Naribiki. With no way to turn back, he must explore the village to find a way out. As he delves deeper into the heart of Naribiki Village, the hidden mysteries of this eerie place slowly come to light...

Why similar: Horror 26.8%, Action-Adventure 19.3%, Adventure 17.8%, Multiple Endings 15.6%, 3D 13.7%

A First-person horror game with multiple endings. Endings and Events might change Every time you Replay it.

Why similar: Choose Your Own Adventure 28.2%, Horror 21.5%, Action-Adventure 17.7%, Adventure 13.2%, Multiple Endings 10.6%

Explore the winding corridors of research Facility 079 in this first-person Horror Adventure game as you guide logistics employee Aiden Stoner through the abandoned bunker's hazardous depths on a search for critical data that holds the key to avert the impending disaster.

Why similar: Horror 31.8%, Adventure 22.4%, 3D 20.9%, Multiple Endings 20.1%, Singleplayer 4.8%

A narrative horror game set in the daily lives of Indonesian society. Interact with various mystical objects as you explore haunted places, unravel their lingering mysteries, and experience how Indonesian myth, taboo and culture, combined with your choices, shape the course of your nights.

Why similar: Adventure 35.9%, Horror 34.7%, Indie 9.6%, Multiple Endings 8.8%, Story Rich 8.3%

A timid real estate agent is sent to the abandoned Okugafuchi Shopping District to perform a mysterious ritual for redevelopment. But a wandering female ghost and the town’s cursed past stand in the way. As he uncovers old documents and legends, a buried truth begins to surface.

Why similar: Horror 31.8%, Adventure 24.6%, 3D 12.4%, Action-Adventure 10.8%, Multiple Endings 8.7%

Work your way down through the bunker levels, solving puzzles and tackling challenges. Your choices drive the story’s twists and turns, shaping the intrigue and suspense along the way.

Why similar: Choose Your Own Adventure 33%, Action-Adventure 20.4%, Adventure 18.5%, 3D 13.8%, Story Rich 9.2%

Discover the dark secrets of a once renowned recording studio.

Why similar: Horror 48.6%, Multiple Endings 16.4%, 3D 13.4%, Adventure 9.7%, Indie 6.7%

Horror adventure game to appraise spirits photos

Why similar: Adventure 34.7%, Horror 33.7%, Choose Your Own Adventure 28%, Singleplayer 3.6%

Vernon's Legacy is an horror adventure with an enigmatic story that takes place nearly a century ago. You are playing as Robert, the new owner of Dunkenhof manor.

Why similar: Adventure 41.7%, Horror 36.2%, Story Rich 11.6%, Indie 10.6%

In DISPEL, play as the sole survivor of an unknown magical calamity. Explore the ruins of a corrupted wizard academy, avoid the shades of your former friends, solve puzzles to discover new areas of the school, and uncover what happened in Feylight Academy.

Why similar: Adventure 27.7%, Horror 25.5%, Action-Adventure 21.9%, 3D 14.2%, Singleplayer 5.4%

A horror adventure game where you identify ghost photos and ghost videos

Why similar: Horror 38.4%, Adventure 30.7%, Choose Your Own Adventure 27.4%, Singleplayer 3.6%

Extinction is a singleplayer horror game where you explore The valley of Extinction. Your job is to explore it while also keeping yourself alive from monsters who want to end your life.

Why similar: Horror 38.7%, Adventure 29.6%, Action-Adventure 19.9%, 3D 9%, Singleplayer 2.9%

WATCHER는 PC 싱글 플레이 기반의 공포게임 입니다. 2가지 스테이지가 준비되어 있습니다! 사무실과 밀실을 돌아다니며 퍼즐과 스토리 아이템을 모으고 다가오는 적의 추격을 피해 살아남으세요. 적은 넓은 범위로 배회하고 당신을 집요하게 추격할 것이며 플레이어는 적을 피해 달아나야 합니다. 피폐해진 주인공의 악몽 속에서 악몽의 발생 원인을 스토리 아이템을 통해 알아내고 결말에 도달하세요.

Why similar: Horror 38.4%, Adventure 22.5%, Multiple Endings 21.1%, 3D 9.3%, Singleplayer 6.1%

The Amygdala Protocol is a first-person psychological horror game where you, a private detective, must unravel the dark secrets of a asylum and the experiments of missing doctor.

Why similar: Adventure 31.2%, Action-Adventure 22.4%, Horror 19.7%, 3D 15.1%, Story Rich 6.3%

You came to explore an old castle with your friends. But you ended up trapped inside alone. In this horror game, you must explore the shadows, hide from paranormal creatures, and solve strange puzzles as you search for your friends. Unravel the castle’s sinister past and escape…before it’s too late.

Why similar: Horror 34.4%, Multiple Endings 20.8%, Adventure 20.1%, Action-Adventure 10.4%, 3D 6.8%

"Onionisin” is a horror adventure game in which you must escape from a village where demons roam by solving various riddles.

Why similar: Horror 36%, Adventure 28.6%, Action-Adventure 20.2%, 3D 9.6%, Singleplayer 3.1%

A horror game in which you are an employee of a secret laboratory.

Why similar: Horror 40.3%, Adventure 22.5%, Action-Adventure 15%, 3D 13.8%, Singleplayer 5.4%

A 2D adventure horror game where you are chased by an old lady. You get lost in a hospital. Can you escape without being caught by the old lady?

Why similar: Horror 43.3%, Adventure 23.9%, Multiple Endings 14.6%, Action-Adventure 12.6%, Indie 5.7%

Underground is a first-person horror-puzzle game where you explore a mysterious subway system, solve deadly puzzles, and escape the creatures lurking in the dark. Will the train take you home—or deeper into the nightmare?

Why similar: Adventure 30%, Horror 23.1%, Action-Adventure 21.4%, 3D 13.2%, Story Rich 7%

Deadly Delivery is a first person horror game. Your goal is to deliver a package to an abandoned psychiatric hospital. Could it be that the address is wrong? Or maybe the hospital is getting renovated? Who knows… You better deliver the package as soon as possible.

Why similar: Horror 36.6%, Multiple Endings 18.9%, 3D 16.6%, Action-Adventure 11.1%, Adventure 9.8%

The plague destroyed the world you once knew. This unknown bacteria destroyed the lives of many people who lived in various countries around the world. When the plague was first identified by doctors, researchers started working on a cure immediately. The infected people were transported into hospitals to isolate them from other people.

Why similar: Horror 48.3%, Adventure 41.6%, Indie 10.1%

Horror VR game where you need to do different tasks from horror creature received by your phone. And remember: Don't chat with MOMO!

Why similar: Horror 33.2%, Adventure 23.1%, Multiple Endings 16.1%, Action-Adventure 11.8%, 3D 11.4%

BISQUE DOLL is a Hong Kong urban legend About a year ago My mother bought a pair of bisque dolls That's for my sister's room decoration My grandma told me since I was young When you put away the bisque doll Don't keep her in a dark corner Or in the cabinet that nobody cares about

Why similar: Horror 41.3%, Adventure 28.8%, Multiple Endings 22%, Singleplayer 4.8%, Indie 3.1%

It's been so long. You've tried to forget, however tonight you must walk through the park again. Now there are two men in the park. Will you help one, or both? Who will you trust?

Why similar: Horror 32.1%, Adventure 21%, Multiple Endings 20.5%, 3D 13.2%, Story Rich 8%

Sylvio is a psychological horror game set in a tranquil, disturbing atmosphere. Help ghost recorder Juliette Waters face an evil curse and a wicked family cult with her microphone and the voices of the dead.

Why similar: Horror 44.6%, Adventure 44.5%, Indie 11%

“Crooked Pines” is a first-person investigative horror game in which you step into the shoes of a retired cop, where the only thing capable of killing you… is your own heart.

Why similar: Adventure 28%, Horror 20.7%, Action-Adventure 19.5%, 3D 12.2%, Multiple Endings 11.1%

Relive dark footage recorded from the perspective of multiple characters in this unique first person horror.

Why similar: Horror 54.7%, Adventure 35.4%, Indie 10%

Kandyland is a single player horror game in which you must outwit beloved characters that once brought you joy, in order to escape the park.

Why similar: Horror 31.8%, Adventure 28.7%, Action-Adventure 20.3%, 3D 13.5%, Singleplayer 3.1%

GleanBound: is first-person horror semi-realistic maze runner that mixes adrenaline-fueled chase mechanics with creepy events and terrifying creatures. Collect soul stones and stay ahead of what’s hunting you — but remember, every corner could be your last.

Why similar: Horror 37.7%, Action-Adventure 21.6%, Adventure 19.1%, 3D 14.5%, Singleplayer 4.7%

REALITY is a FREE short First-Person horror game, it uses a graphical style to represent the present mood of the game. It gives the player the ability to choose and get slightly different results. The game has many mysteries you might want to uncover.

Why similar: Horror 59.8%, Adventure 31.5%, Indie 8.7%

Do you remember those horror flash games? Early quests? Well this is the idea.

Why similar: Adventure 47.2%, Horror 40.9%, Indie 12%

I must kill...: Fresh Meat is a light horror story adventure game based on a sad story of a butcher. One day, one night and one accident will bring his misty past and memories to light.

Why similar: Horror 61.4%, Adventure 30.8%, Indie 7.8%

Helios Hotel: The Night Shift is a story-driven choose-your-own-adventure style horror game inspired by paranormal and slasher films.

Why similar: Horror 38.4%, Adventure 26.6%, Action-Adventure 17.4%, Story Rich 11.2%, Singleplayer 3.6%

You finally got a good job, with an incredible pay for just 4 days of work. Get into the mansion, find the anomalies, complete your daily quota, and leave. The company said there isn't any life or death risk, but you may face "weird" things. It doesn't sound too dangerous. Easy-peasy.... right?

Why similar: Horror 40.1%, Adventure 22%, Action-Adventure 15%, Multiple Endings 11.6%, 3D 5.8%

Step into a mind-twisting psychological horror adventure that blurs the lines between reality and delusion. Peel back the layers of a fractured psyche, confront chilling apparitions, and face the darkness that lurks within.

Why similar: Adventure 39.3%, Horror 28.6%, Action-Adventure 24.8%, Singleplayer 4.1%, Indie 3.2%

少年が迷い込んだのは悪夢の水族館『メアリウム』。果たして彼は襲い来る異変を乗り越え、無事家に帰る事ができるのでしょうか？KOTAKE CREATE様の『8番のりば』を参考に、ドット絵で構成された2Dホラーゲームです。

Why similar: Horror 43.6%, Adventure 34.6%, Action-Adventure 15.9%, Singleplayer 5.8%