✦ Worldbuilding for stories, campaigns, and roleplay

Build Living Fantasy Worlds—Everything Connected

Create and connect characters, locations, lore, items, and art inside one evolving universe. Build solo or bring co-authors, campaign groups, and friends along for the journey.

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Free to start · Build solo or together

The Thornreach world page in the Summon Worlds app

Your world, your way

One worldbuilding home, four ways to create

Build a setting for a novel, campaign, character, or the pure joy of seeing what has been living in your head.

For worldbuilders

Turn scattered ideas into a universe

Connect every person, place, object, culture, system, and event so your setting can grow without becoming impossible to manage.

Explore the worldbuilder path

Turn scattered ideas into a universe product preview

Central World

Your World

One connected home for everything you create.

Characters

People with histories, motives, abilities, and relationships.

About Summon Worlds

A home for every part of your world

Summon Worlds is a worldbuilding app for creating and connecting fantasy characters, locations, lore, equipment, artwork, and roleplay inside one evolving universe.

Keep characters, locations, equipment, and lore connected.
Build privately on your own or see collaborators shape the same shared universe.
Turn a creative spark into art, story, and roleplay.

Start building your world

Made in Summon Worlds

Give every part of your world a visual identity

Create visual references for characters, creatures, places, and artifacts so your setting feels recognizable to everyone exploring it.

A luminous purple-winged fairy in a moonlit fantasy world

A crystalline ice dragon created for a fantasy story

A magical cat character wearing ornate fantasy clothing

A wizard summoning a glowing orb inside an icy cavern

A dreamy robot character created with Summon Worlds

500K+
Global downloads: 10K+
Unique worlds: 100K+
Character chats: 30K+
Characters ready to meet

Worldbuilding in your hands

Go from a creative spark to a living world

Start anywhere, connect what you create, and keep discovering where your world can lead.

Create a world screen in the Summon Worlds mobile app

More than disconnected ideas

Build worlds that feel alive

A connected creative toolkit for the moment inspiration arrives—and for every relationship and story that grows afterward.

Keep every creation in context

Give every character a home, every item a history, and every idea a meaningful place in the world.

Make your world recognizable

Give characters, creatures, places, and artifacts visual references that feel at home in your setting.

Meet the people inside your world

Use in-character conversation to reveal motives, memories, relationships, and unexpected plot possibilities.

Your universe, connected

Summon every part of your story

Build a coherent world from the grandest kingdom to the smallest enchanted artifact.

Characters

Armor

Weapons

Spells

Items

Locations

Community spotlight

Explore worlds brought to life by the community

See what storytellers, game masters, writers, and artists are creating together in Summon Worlds.

Discover all community worlds →

ArcaneSage1887

Eclipsia (The Devine Wound)

Eclipsia, known as the Divine Wound, exists as a catastrophic convergence of shattered mythologies—a fractured reality where Olympus, Midgard, Asgard, and innumerable forgotten pantheons have violently merged into a single, impossible landscape. The fundamental laws of creation have been torn asunder, manifesting in surreal horrors: lava rivers frozen mid-flow, the roots of world-trees entangling marble temples, and colossal ruins suspended in a sky held together only by crumbling bridges of divine essence. This scarred realm bears the permanent marks of an unending celestial war, its terrain a graveyard of shattered divine weapons, toppled monuments, and the remains of gods and titans alike. The very air thrums with the echoes of eternal conflict—distant war horns, cascading stone, and the phantom sounds of battles that refuse to conclude, while strange stars pierce through tears in the heavens themselves. Survivors cling to existence among the ruins, hunted by unleashed ancient beasts and haunted by memories of a world that once knew peace and order. Yet amidst this devastation, fragments of hope still endure.

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Mad Lad

Mt. Marsh

Mt. Marsh stands as a haunting convergence of natural wonder and industrial corruption, where towering peaks pierce the crimson-hued waters of an vast bog. Gnarled cypress-like trees emerge from the blood-red marshlands, their twisted forms creating an otherworldly forest that stretches toward distant mountains glimmering with veins of diamond ore. A humble settlement of ramshackle dwellings rises precariously from the swamp on stilts, home to hardy folk who navigate the treacherous terrain on long wooden legs of their own. One of the colossal mountains bears the unmistakable mark of dwarven engineering—a massive gateway carved into stone that leads to the stronghold below, now repurposed as a strange amalgamation of ancient craftsmanship and arcane machinery. Sulfurous fumes in shades of violet billow continuously from the bog's depths, carrying with them swarms of chittering insectoid creatures that seem adapted to thrive in this toxic atmosphere. The air hangs thick with an acrid mixture of mineral deposits and alchemical corruption, creating an environment both beautiful and deeply uns

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EternalPanda7938

The N.O.R.M.A.L World

The N.O.R.M.A.L World presents itself as an idyllic realm of rolling meadows, crystalline waters, and quaint settlements reminiscent of pastoral fantasy villages, where manicured gardens and elegant architecture suggest a place of refined civilization and tranquility. Beneath this serene façade, however, lies a tapestry of occult wonders and inexplicable phenomena waiting to challenge even the most seasoned adventurers. Strange artifacts dot forgotten ruins, their purposes obscured by time and arcane knowledge lost to ages past. The inhabitants speak in hushed tones of unexplained disappearances, impossible geometry hidden within ancient forests, and reality itself seeming to bend in certain secluded locations. Magical anomalies manifest unpredictably—some benign, others decidedly sinister—suggesting forces at work that defy conventional understanding. Those who venture beyond the welcoming veneer of civilization discover that The N.O.R.M.A.L World harbors secrets far more complex and unsettling than its picturesque exterior would ever suggest. Every discovery raises new questions, and every answer unveils deeper mysteries that challenge the very

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Fantasy author portrait representing a Summon Worlds creator story

“Summon Worlds creates characters through simplicity. It keeps every idea in its appropriate setting and adds depth to the lore and creativity in my writing.”

Dane Watson — “ValithreX”· Fantasy author

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