The catalog

Games

Everything on 3rt1, free to play in the browser.

Marble Merge

Competitive

Drop marbles and merge matching sizes to grow them bigger. Physics-based puzzle game.

1-2 players Phone controllers with tilt controls
TV Display Solo Play

Space Rocks

Co-op

Classic asteroid-blasting action with up to 8 players. Survive the waves!

1-8 players Phone controllers with tilt steering
TV Display Solo Play

Falling Catcher

Solo Arcade

Catch falling stars in your basket. Miss three and it is over.

1 player Mouse or touch: move left and right to position the basket
Play

Asteroid Dodge

Solo Arcade

Thread a thickening asteroid field with momentum-based flight.

1 player Keyboard: left/right to rotate, up to thrust
Play

Target Shooter

Solo Arcade

Pop shrinking targets against a 30-second clock.

1 player Mouse or touch: click or tap the targets
Play

Rhythm Tapper

Solo Rhythm

Hit four lanes of falling notes in time. Build the combo.

1 player Keyboard: D, F, J, K for the four lanes
Play

Sketch Pad

Solo Creative

A freeform canvas with brush sizes and rainbow mode.

1 player Mouse or touch: click and drag to draw
Play

Tessera

Competitive

Pentomino contest: fit every piece, or race a rival to the last placement.

1-2 players Mouse or touch: drag, rotate and flip the pieces
Play (opens in a new tab)

3D Ant

Solo 3D

Explore a full 3D world from an ant's point of view.

1 player Keyboard: WASD to move, mouse to look
Play (opens in a new tab)

Roadtrip

Solo Offline

Co-op word and number games for the car. One phone, no signal needed.

1-2 players One phone, held by the passenger. The driver plays by voice.
Play (opens in a new tab)

How to Play Couch Multiplayer

  1. Open the TV Display on your TV or big screen.
  2. A QR code and a four-letter room code appear.
  3. Players scan the QR code with their phones to join as controllers.
  4. Tilt your phone to steer, tap the buttons to act.
  5. Press Space or click on the display to start once everyone is ready.