Jumpscare sound effects are the sudden screams, stings and game jumpscares (Doors, Piggy and the like) editors drop on a hard cut to make viewers flinch. Every clip below plays in your browser and downloads free as an MP4 with sound, no sign-up needed.
Download the MP4 and import it like any other clip. In CapCut, drag it onto the timeline, tap it and choose Extract audio, then delete the video layer if you only want the sound. In Premiere Pro, drag it from the Source Monitor with the Drag Audio Only button, or right-click the clip on the timeline and Unlink it to keep just the audio.