1,662 Royalty-Free Audio Tracks for "Sci Fi Effects"

Some sample i took with a few effect going on.

A bassy, wobbly sound effect that can be used for sci-fi weapons and such, created by overlapping pitch-shifted bass synthesizers and adding distortion and drums.

Pitched up long fade-in effect, space ship flying style.

Some kind of horror effect of unnatural human voice or scream.