RUNTIMEPlay free

RUNTIME / GAMEPLAY

Gameplay

Gravity flips, dash refills, glitch shadows and campaign racing. See the modes, customization and controls, with demo and full-game availability below.

FULL GAME / CAMPAIGN RACING

RUNTIME Multiplayer

Race through campaign chapters with 2–4 players. Host an online lobby or play locally on the same PC.

The host chooses a chapter range. Each chapter awards points for finishing positions, with scores carried into the next chapter.

Online lobbies

2–4 racers, one player per PC. Find or host a lobby.

Local play

2–4 players on one PC. Choose the chapter range and ready up.

RUNTIME Multiplayer races across campaign chapters. Two-player Duels use separate Race courses; Time Trials and the RUNTIME timed campaign are solo modes.

Full game only. This mode is locked in the demo. Multiplayer testing and refinement are ongoing.

Actual RUNTIME MULTIPLAYER menu with Find a Lobby, Host a Lobby and Local Play options.
RUNTIME MULTIPLAYER / EXISTING C542 DEVELOPMENT UIFull size

01 / THE MOVES THAT MAKE THE RUN

Movement

Gravity orbs

Hit a gravity orb and turn the ceiling into your route. Read the space above you, make the flip and carry the sequence forward.

Gravity-orb routes are included in the demo. Full-game Polarity Time Trial pictured.

The inverted runner dashes beneath an overhead hazard wall, with cyan and magenta particles and the next airborne refills in view.
POLARITY / FULL-GAME TIME TRIALFull frame

GLITCH SHADOWS

Glitch shadows

A glitch shadow can break free of its wall and give chase. You can’t fight it. Keep moving, find an opening and put the room between you and its reach.

Glitch-shadow encounters are included in the demo. Full-game scene pictured.

A large magenta glitch shadow pursues the runner mid-dash, with a bright native particle burst and an airborne refill ahead.
GLITCH-SHADOW PURSUIT / FULL-GAME SCENEFull frame

DASH CHAINS

Dash chains

Catch a refill in midair and dash again. Learn where to commit, where to change direction and where the next move begins.

Dash/refill movement is included in the demo. Full-game Dash Chain Time Trial pictured.

The runner dashes between airborne cyan and violet refill crystals, leaving the real circular burst, trail and particles behind.
DASH CHAIN / FULL-GAME TIME TRIALFull frame

02 / MAKE THE RUNNER YOURS

Skins and companions

Change the runner’s outfit, headwear and floating companion.

The Collection

Try a new appearance, change your headwear or give a floating companion a place in the next escape.

DEBUG DUCK companion
DEBUG DUCK
CAMCORDER.EXE companion
CAMCORDER.EXE
Pocket CRT companion
POCKET CRT

Full game: full Collection and unlocks.
Demo: Home Team outfit, Signal Cap and Pocket CRT.

Actual RUNTIME Collection Items tab showing companion items.
COLLECTION / FULL-GAME DEVELOPMENT PREVIEWFull size

Appearance examples

Outfits from the Collection, including PRISM RUNNER, ROOT ACCESS, CRYSTAL.EXE and DINO BYTE.

CACHE CAT appearance art
CACHE CAT
HOME TEAM appearance art
HOME TEAM
OVERCLOCK IMP appearance art
OVERCLOCK IMP
PRISM RUNNER appearance art
PRISM RUNNER
ROOT ACCESS appearance art
ROOT ACCESS
CRYSTAL.EXE appearance art
CRYSTAL.EXE
DINO BYTE appearance art
DINO BYTE

Full Collection examples. HOME TEAM is also a starter outfit in the demo.

Look inside the headwear menu
Actual RUNTIME headwear menu including Fried Processor, Byte Sprout, Panic Pan and Party Packet.
HEADWEAR / DEVELOPMENT PREVIEWFull size

Headwear

Choose items such as Fried Processor, Byte Sprout, Panic Pan and Party Packet from the full-game Collection.

Development menu captures show sample progress.

03 / MODES

Solo modes and Duels

Solo timed courses and two-player Duels.

Actual Time Trials menu showing course selection and medal goals.
TIME TRIALS / DEVELOPMENT PREVIEW · SAMPLE PROGRESSFull size

FULL GAME / AGAINST THE CLOCK

Time Trials and RUNTIME

Four Time Trials: Original, Dash Chain, Polarity and Firewall. Chase medals and personal bests, one cleaner route at a time.

RUNTIME is the separate single-player timed campaign: ten chapters in one run.

The demo includes mode previews; these play entries are locked.

DEMO + FULL GAME / RACE

Two-player Duels

Race online or in local split screen on two standard courses: Crystal Circuit and Polarity Relay. Practice against a bot on Crystal Circuit.

Online multiplayer is still being tested and refined.

Find the community

FULL GAME / ACHIEVEMENTS

Achievements

Track challenges, earn achievements and discover new cosmetic combinations. Full-game achievements are separate from demo progress.

See the actual menus

FULL GAME / LEVEL EDITOR

Build and playtest levels

Place the platforms, set the hazards and decide where the next dash goes.

The editor canvas

Start with a template or a new draft. Select and move objects, resize geometry, duplicate a section and use grid snapping to line up the route. Undo and redo are built in.

Full game only. The editor and Explore Levels are locked in the demo. Images below are existing development captures, not fresh screenshots of the latest build.

Actual RUNTIME Level Editor showing its grid canvas, object palette, save, undo, redo and playtest tools.
AUTHORING CANVAS / EARLIER C205 DEVELOPMENT UIFull size
  • Walls
  • Kill zones
  • Dash crystals
  • Gravity gates
  • Checkpoints
  • Spawn
  • Finish

Gravity gates

Plan a route that switches between floor and ceiling. Place the gate where the next landing needs the flip.

Dash refills

Space dash crystals across a gap to build a chain of midair moves.

Checkpoints

Break a longer hazard course into sections, with a spawn and finish defining the run.

Save and Playtest

Save a local copy, try the route in Playtest and return to the draft to adjust it. Local playtests do not count as official campaign records.

Steam Workshop

Prepare to Share validates the level before upload. The in-game Explore Levels browser supports online discovery, subscriptions and installed Workshop levels. Steam is required for Workshop features.

Actual RUNTIME Editor Hub with Enter Editor and Explore Levels choices.
EDITOR HUB / EXISTING DEVELOPMENT UIFull size
Actual Explore Levels browser showing online Workshop discovery, an installed example level and play options.
WORKSHOP BROWSER / EARLIER C438 DEVELOPMENT UIFull size

Workshop browser results and sample level titles shown are from that development capture. They do not represent the current public catalogue.

04 / KNOW WHAT YOU’RE JUMPING INTO

Demo and full game

The demo is available on Steam.
The full game remains in development.

Features available in the public demo and planned full game
Inside RUNTIMEFree demoFull game
Campaign4 chapters10 chapters
Gravity, shadows & dash/refill movementIncludedIncluded
Standard Race courses2 courses2 courses
RUNTIME MultiplayerLocked2–4 campaign racers
CollectionStarter selectionFull collection & unlocks
Time Trials & solo RUNTIMEPreviews; play lockedIncluded
Full-game achievements & level editorLockedIncluded

Full-game features shown are development previews. Multiplayer testing and refinement are ongoing.

Play the free demo

05 / FIND YOUR INPUT

Controls

Keyboard rebinding. Controller play.
Reduced Effects in the game’s settings.

Actual RUNTIME Xbox and PlayStation button prompts

Keyboard & mouse for menus and keyboard movement. Xbox controllers and compatible gamepads. PlayStation controllers through Steam Input.

Steam Deck compatibility is developer-reported. No Steam Deck Verified certification is claimed. Physical device support details should be checked on Steam.

Current platform details

AVAILABLE ON STEAM

Play the free demo

Try the Windows demo or wishlist the full game on Steam.

Play the demo on SteamWishlist RUNTIME

Free Windows demo available. Full game in development.