One life on tiny round worlds

Lumenauts

Earth has been silent for 300 years. Your scout ship crash-lands on Mossa, a small, round, mossy planet in a forgotten star system. Walk all the way around it, dig to its burning core, trade with the Sprouts and light a chain of beacons back home, while you grow from young explorer to wise elder.

Coming soonBeta testing now

Coming to iPhone, iPad, Android, Mac & PC. Want to know when?

What's inside

Small worlds, one long life

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Walk all the way around

Every planet is round. Gravity pulls to the core and the camera turns with you. The sun stands still while the planet turns: walk to the far side and night falls, with its own creatures.

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Dig to the core

"Down" is always the centre. Drill through moss, stone and crystal, past giant caverns full of life: glowing fungal hollows, crystal grottos, toxic bogs and ember vents of molten rock.

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Light is money

Gather Lumen from sunblooms. It pays for trades and crafting, and your lantern burns it underground. Die, and the light you dropped waits for you, but not for long.

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One life, every age

Your explorer ages as you play: young and fast, strong as an adult, wise and slower when old. Your backpack, speed and looks change with the years.

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Villages & creatures

Find Sprout villages with markets, healing springs and shrines. Meet grazers by day, hunters by night, and things that crawl and fly in the deep.

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Play anywhere

iPhone, iPad, Android, Mac and PC. Touch controls with a movable layout, controller and keyboard. Plays offline, with no ads and no in-app purchases.

Chapter 1: Mossa

Your journey

  1. Crash-land

    Wake ECHO, your ship's AI, gather wood and grow Climbvines to find your way up and down.

  2. Meet the Sprouts

    Walk to Sprout Village, talk to Elder Moss and trade light for tools, food and new outfits.

  3. Dig to the core

    Craft a Crystal Drill and head down through the caverns to the Core Heart.

  4. Light the way home

    Build the Signal Beacon, repair the Seed Pod and set off for the next planet.

At a glance

  • One-time purchase, no in-app purchases
  • No ads, no tracking
  • Plays fully offline, no account
  • A new, unique planet every game
  • Touch, controller and keyboard, landscape
  • Built with Godot for iPhone, iPad, Android, Mac & PC
Screens

A peek at the game

Straight from the beta: Sprout Village by day, the night side, the caverns on the way down, the map and the Sprouts' market.

The young explorer meets Elder Moss in Sprout Village on a sunny day
Sprout Village
Giant glowing mushrooms in a Fungal Hollow cavern, 112 metres down
Fungal Hollow
Night on the far side of the planet, with two beetles crawling towards the explorer
The night side
The adult explorer in a Crystal Grotto full of purple and blue crystals
Crystal Grotto
The old explorer on a ledge above a magma pool in the Ember Vents, 240 metres down
Ember Vents, near the core
The planet map with fog of war: the explored surface, a shaft to the core and the caverns found so far
Map with fog of war
Trading with Trader Bud: glowberries, Climbvine seeds and an Elixir of Youth for Lumen
Trade with the Sprouts
The crafting screen with recipes for Climbvine seeds, a Space Helmet and the Crystal Drill
Craft your gear

Your privacy

Lumenauts collects no data. Your world and progress stay on your device.

  • Plays offline: it never talks to a server
  • No ads and no analytics
  • No account, no sign-up

Details in our Privacy Policy.

Be first to play Lumenauts

Lumenauts is in beta testing now and coming soon to iPhone, iPad, Android, Mac and PC. Reach out and we'll let you know the moment it's live.