The turn of the key that starts the story
A cold start with the crank and catch marks the exact frame a journey begins, whether that's a road film or a racing game's garage screen.
Edit promptEvery car engine sound an edit needs, ready to play: cold starts, steady idling, sharp revs, and full-throated acceleration. Describe the one your shot is missing and Morphic generates it in seconds.


The crank, the catch and the rough first seconds before an engine settles, the take to use when a car has been sitting overnight.

An engine ticking over with no driver input, even enough to run long under conversation or a static shot without drifting.

One deliberate blip of the throttle and the fall back to idle: an accent for a look, a threat or a cut on the beat.

A pull from low speed up through the gears, with real weight in the middle, for departures, chases and anything moving away from camera.

The key turning off and the engine dying out, with the mechanical settle after it, the punctuation at the end of an arrival.

A big, loud American eight with a rumble you feel in the low end, for muscle cars, hot rods and any vehicle meant to intimidate.
Pick a starting point, edit anything you like, then generate it in Morphic.
A cold start with the crank and catch marks the exact frame a journey begins, whether that's a road film or a racing game's garage screen.
Edit promptA settled idle gives two people in a stationary car a floor to talk over, and gives an animated scene a reason to hold still.
Edit promptDistant revs and a passing engine make an empty background feel like a road runs through it, useful for radio drama and open-world builds.
Edit promptAn approach and shut-off from off-camera puts a visitor outside the house a full beat before the door goes, thrillers and comics both use it.
Edit promptVehicle sound effects
Need vehicle sound effects that match the action? Morphic generates them to your description, including approach and pass by moves.
Airplane sound effects
Need airplane sound effects that match the action? Morphic generates them to your description, including the approach, the pass and the touchdown.
Ambulance sound effect
Generate ambulance sound effects with Morphic. Choose the siren pattern, how close it sits and whether you hear it from inside or outside.
Bicycle sound effects
Bicycle sound effects: a bell ring, a coasting freewheel tick, squealing brakes, gear changes, cards in the spokes and a hard tyre skid on gravel.
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