What Is SFX? Sound Effects Meaning, and Where They Belong in a Product Video
SFX stands for sound effects: sounds added to a video in editing that were not captured during recording, such as a click, a whoosh on a transition, a notification chime or an ambient room tone. In film the term also covers special effects; in video editing it almost always means audio.
What counts as SFX
- Interface sounds: clicks, keystrokes, a success chime, placed to match an action on screen.
- Transition sounds: a whoosh or a hit on a cut or a title.
- Ambience: a quiet room tone that hides the silence between narration lines.
- Stingers: a short musical hit under a logo or a result.
Music is usually treated separately, as a score or a bed, and a voiceover is dialogue. SFX is everything else that was added.
Where they belong in a product video
Sparingly, and only where they match something real. A click sound on an actual click helps a viewer follow a fast step, and a short chime on the result marks the moment the task finished. A whoosh on every cut, a riser under every heading and a stinger on every bullet are the sound of a video with nothing to show. In a verified walkthrough the real sounds matter more than the added ones: the terminal bell, the alert arriving, the fan spinning up on the machine that just booted. Those are evidence, and SFX laid over them would hide it.
Where they do harm
A success chime on a step that did not actually succeed is the audio version of a generated result. The same rule as for B-roll applies: anything added must not make a claim the recording did not. The Proxmox VE 9.2 install uses click sounds on clicks and nothing on the two attempts that failed, because silence there is the honest sound. The rest of the publish gate is in what makes a good marketing video for software.
Questions
What does SFX stand for?
Sound effects, in video editing: sounds added after recording, such as clicks, transitions and chimes. In film the abbreviation can also mean special effects.
What is the difference between SFX and VFX?
SFX is sound effects. VFX is visual effects, meaning imagery added or altered in post-production.
Should a software tutorial have sound effects?
A few, matched to real actions: a click on a click, a chime on the result. Transition whooshes and stingers add nothing to a tutorial and make it harder to trust.
Where do editors get sound effects?
From licensed sound libraries, from recording them, or from the product itself. For a product video, the sounds the product makes are the most honest ones to use.
See one, with its run log and the attempts that failed.
$ cd /library →