Top similar games like Door4:Ultimatum:

Symbols have never had such an impact on a person’s fate. Meet a new part of a fascinating mystical doors puzzle. This time you will have to face the ruins of the past, hiding the secret of a vanished civilization.

Lones is a single-player adventure. Leave stress behind and live off-grid in the Canadian woods. Investigate and uncover the truth behind a mysterious and peculiar shadow.

FOMOGRAPHY is a story-driven photography adventure where you play as an aging man reliving his life through the lens of a boy. Rediscover and chronicle memories of the past. What has been forgotten that only the photos can show? What hidden memories do even the photos refuse to share?

An immersive survival crafting adventure game set on an alien planet. Explore the surroundings and build an understanding of the world around you. Create tools, devices, and structures to overcome the limitations of the harsh environment and unravel the mysteries of the unknown signals.

A baby girl is kidnapped and taken to a strange and mysterious place for unknown reasons. You must save her!

Go on a voyage of discovery following the traces of a mysterious culture. Discover diverse landscapes, investigate abandoned artifacts, and wake strange machines from their slumber.

In this short first-person adventure game, you have to bring your friends over to the other mountain by using a tramway car. But beware! Each friend has their own agenda. You have to talk to them to decide which order they should be moved in. Based on a classic riddle.

Explore a unique and connected world. Understand its fragile balance, uncover its deepest questions, and find more than just the answers.

Immerse yourself in the fascinating ancient world of cube puzzles, where each step reveals a new mystery. You will explore different zones, each filled with unique puzzles that require the use of cubes to solve them.

The plane crashed, bringing an abrupt end to your journey. You regain consciousness in a strange lucid dream filled with interactive cube puzzles, where a mysterious voice guides you through the changing landscape. What is happening? Who are you? Do you have what it takes to wake up?

Platonic is a first-person puzzle adventure game. Explore five unique worlds. Solve logical challenges. Gather clues and think outside the cube.

You wake up, alone, on a strange island full of puzzles that will challenge and surprise you.

Aya and her fluffy friend have their paths inevitably cross, as they must find their loved ones and discover their true selves in the mysterious land of tales.

Navigate a world on the brink of oblivion, as a lone guardian harnessing the power of light you unravel mysteries begging to be uncovered, overcome puzzles, and restore life to a shattered realm in this captivating adventure journey.

A beautiful, 3rd-person exploration game centered around two parallel stories: a lost sheep trying to find the way home, and a man restoring his life from his dark mistakes. Uncover artifacts from the man's life as he becomes intertwined in The Lost Sheep's journey to his home.

The Sojourn is a first-person puzzle game set in an immersive colour-drenched world of light and darkness. Think your way through dozens of puzzles as you traverse parallel worlds, awaken mysterious artifacts and overcome challenging obstacles on an unforgettable journey.

Été (summer) is a relaxing painting game set in Montréal. Color the city to explore, create artworks on canvas, collect stamps in your album, decorate your studio, fulfill commissions from your neighbors, and unleash your inner artist!

You find yourself shipwrecked on a beautiful unsunken island that was once part of Atlantis. Explore the mysteries of the island, and solve unique puzzles to enter the sunken lighthouse into the depths of Atlantis.

Syke is a first-person exploratory puzzle game set in a mysterious and beautifully warped reality. You play as an individual making their way through areas of strange geometry; solving puzzles to piece together the story of their love.

Hope For Winter is a first-person story-driven game about Lionel who arrives at his Grandparent's Cabin after many years with his trusty companion. The story takes you through Thorn Mountain Pines Forest to discover what happened to Lionel's Grandmother after all this time.

Experience a vibrant flight and slide through a dead forest, solve mysteries, and bring life back to a world consumed by a black hole in this atmospheric puzzle game.

Embark on a heartwarming journey with your little light friend to solve puzzles and bring light to the mystical realm of Illum.

Gomiboru is an arcade-puzzle game set in Stampland, a decaying amusement park. Guide a strange sticky ball as it collects the trash scattered throughout the environments, solving physics puzzles and facing absurd obstacles. Unravel the mystery behind the chaos in a dark and surreal world.

A Murmur in the Trees is a short adventure mystery in prohibition-era America. Explore the forest on your quest to unravel the mystery of the Moonshine Murders.

In an all new mysterious universe built by the developers of the award-winning A Fisherman's Tale, you play as a Maskmaker's apprentice and learn the magic of crafting masks to immerse yourself in the intriguing enigmatic beings within the game.

Lingo 2 blends word puzzles and impossible geometry, with brand new puzzle mechanics and a large, colorful world to discover. Welcome back!

Welcome to Mt. Holly, where every dawn unveils a new mystery. Navigate through shifting corridors and ever-changing chambers in this genre-defying strategy puzzle adventure. But will your unpredictable path lead you to the rumored Room 46?

Atmospheric first person adventure game focusing on immersion and exploration. Meet strange characters, discover secrets and try to unfold the mystery of the Fragmentation.

The Inspector is a first-person dreamlike adventure where you explore the coma of your patients, looking for memories that will wake them up.

Pastel is a Single-Player 3D Adventure Puzzle Game. Play as Pastel, a nine-tailed fox who has just woken up in an overgrown forest with no memory of who she is or how she got there. You will need to travel through time to recover her memories and prevent a great calamity from taking place.

Immerse yourself in an exciting journey on the island of dreams. Explore the open world and interesting places, while solving various puzzles that use environment.

A tragic mistery, from Apulia with love.

Explore, unravel enigmas, and solve puzzles to master the four elements of nature and get rid of the magic that keeps you trapped in this dome.

Experience the intricate dioramas and connections of your life, and the ripples we all make, in this award-winning narrative puzzle game about death, loss, and mental health.