Game-ready SFX for prototypes, jams, and indie releases
Sound FX for your game.
No sound engineer required. Type a prompt and generate weapons, spells, monsters, footsteps, UI, ambience, and impacts — ready to drop into your engine.
No card required · Cancel anytime · Yours to use commercially
Prompt
Heavy sword impact against cursed armor
Example sounds
Real sounds made with UnlockSFX. Press play to hear what you can create.
Sword hitting armor
2 seconds
Heavy steel sword clashing against plate armor, sharp metallic impact with a ringing tail.
Fireball whoosh
2 seconds
Whooshing fireball spell launching forward, crackling flame with a deep magical surge.
A new free pack every month
Every month we plan to release a brand-new pack of free, game-ready sound effects — yours to download and use commercially, no strings attached. Create a free account to get alerted the moment the next pack drops.
How it works
A focused workflow for developers who need production-minded SFX quickly.
Describe the sound
Write a practical game-audio prompt with category, style, duration, and intensity.
Generate variations
Use credits for short, focused effects that fit jams and prototypes.
Download for your game
Save sounds to a private library and export files for your engine workflow.
Built for game devs
Prompt around real implementation needs: engines, categories, loops, impacts, timing, and export format.
Categories
Start with the most common game audio buckets, then expand based on user feedback.
Pricing
Buy credits in simple packs. No subscriptions, and credits never expire.
Free
$0
3 credits
3 free credits, max 5 seconds per sound, MP3 download, private library.
Starter Pack
$5
25 credits
Good for a focused prototype or jam mechanic.
Jam Pack
$10
75 credits
Enough room to build a small game audio pass.
Indie Pack
$25
250 credits
A larger pool for polishing multiple scenes and systems.
Frequently asked questions
Can I use generated sounds in my game?
Yes. UnlockSFX is designed around practical use in game projects, prototypes, videos, streams, and jams.
Can I use sounds commercially?
Yes, royalty-free for commercial and personal projects, with no attribution required.
How do credits work?
Each generation uses credits. Credit packs keep generation predictable and affordable.
Do I need to hire a sound engineer?
No. The product promise is fast custom SFX for creators who need results without a dedicated audio role.
Make your first sound free
Start with 3 free credits, no card required. Generate game-ready effects and download them straight into your engine.
Start with free credits