AI Audio · Sound Effects
AI Sound Effect Generator: Any Sound From a Sentence
Skip the sample library. Describe the sound, choose a length up to 30 seconds, and download an original effect made for your scene.
Your sounds
About the AI Sound Effect Generator
Stock libraries have a thousand door sounds and none of them is your door. The sound effect generator makes the exact sound you describe: the material, the space, the distance and the pace. "A heavy oak door creaking open in a stone hallway" sounds different from "a screen door banging shut on a porch", and you get the one you asked for.
Effects are up to 30 seconds long, so the same tool covers one-shot hits, transitions and longer ambience beds for video, games, podcasts and apps.
Sound effect prompts that work
Name the source, the material, the space and what happens over time. Copy one and change the details.
Door in a big space
Heavy wooden door creaking open slowly in a stone hallway, long echo
Weather bed
Steady rain on a tin roof with distant rolling thunder, 20 seconds
Crowd swell
Stadium crowd murmuring, then cheering and rising to a roar
UI feedback
Short soft digital click, clean and modern, for a button press
Arcade reward
Retro arcade coin insert followed by a bright power-up chime
Cafe ambience
Busy cafe ambience with espresso machine steaming milk and cups clinking
Sci-fi engine
Spaceship engine humming low, then powering down with a descending whine
Footsteps on gravel
Footsteps on gravel slowing down, then a car door closing
Whoosh transition
Fast airy whoosh passing from left to right for a video transition
Nature morning
Forest at dawn with birdsong, a light breeze in the leaves and a distant stream
Original sound effects on demand
Describe, generate, download. Below: how it works, where it fits, and how to write prompts that sound right.
How it works
- 1
Describe the sound
Say what makes the sound, what it is made of, where it happens and how it changes. Or pick an idea.
- 2
Choose a length
Auto, or anything up to 30 seconds. Each sound costs 3 credits.
- 3
Play and download
Listen in the browser and download the MP3 straight into your edit.
What you can use it for
Video editing
Whooshes, impacts and ambience matched to your cut.
Games and apps
UI clicks, rewards, pickups and menu sounds.
Podcasts
Intros, stingers and scene-setting beds.
AI video sound design
Add effects to clips that were generated without audio.
Features
- Any sound from a text description
- Up to 30 seconds per effect
- One-shots, transitions and ambience
- MP3 download
- Original audio, not a library clip
- Marked as AI-generated
Tips for the best results
- Name the material: wood, metal, glass and gravel sound very different.
- Say where it happens: a small room, a cathedral, outdoors, underwater.
- Describe change over time: "slowly", "then", "rising to".
- For loops and beds, choose 20 or 30 seconds and describe a steady scene.
Why generate sound effects
A generated effect fits the scene you describe instead of the one someone recorded. It sits next to the music, voice and video tools, so the sound goes straight into your edit, and every file is marked as AI-generated.
Frequently asked questions
How do I make a sound effect with AI?
Describe the sound in the box above, choose a length and click Generate. You get an MP3 to play and download in seconds.
How much does a sound effect cost?
3 credits per sound, shown on the button.
How long can a sound effect be?
Anything from half a second to 30 seconds. Leave it on Auto to let the length fit the description.
What format do I get?
An MP3 file. Need WAV? The Sound FX tab in the AI Music studio exports WAV as well.
Can I use the sounds in my videos?
You own what you generate. Commercial usage rights vary by plan and feature, so check section 7 of our Terms before commercial use.
Are there content rules?
Yes. GoCrazyAI is for adults (18+). Descriptions that break the community guidelines are declined automatically.
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