Stable Audio vs Udio comparison
Compare Stable Audio and Udio in Music item by item — price, plans, specs, Korean support, and commercial-use availability. In the table below, use Show differences only to filter to just the differing rows.
AI audio generator built for long tracks and sound effects
Stability AI's text-to-audio model that generates music, soundscapes, and sound effects from prompts. Released in May 2026, Stable Audio 3.0 can produce tracks up to roughly 6 minutes 20 seconds in a single pass and also supports audio-to-audio transformation and inpainting.
Edge vs. similar tools: With Stable Audio 3.0, it can generate tracks up to roughly 6 minutes 20 seconds in a single pass while supporting audio-to-audio transformation and inpainting.
A refined AI music generator for producers
An AI music generation service that creates songs with vocals and instrumentation from text prompts, and supports fine-grained editing such as inpainting to regenerate only selected sections of a track.
Edge vs. similar tools: Its most distinctive differentiator is inpainting editing that regenerates just a specific two-second section of a track exactly as you want.
Item-by-item comparison
Pricing
- Free plan
- Yes
- Cheapest paid
- Free
- Plans
- 2
Specs
- Max length
- 380s
- Vocals
- Not supported
- Stem separation
- -
Cross-cutting
- Korean
- Supported
- API
- Yes
- Commercial use
- Allowed
Pricing
- Free plan
- Yes
- Cheapest paid
- from $10/mo
- Plans
- 3
Specs
- Max length
- -
- Vocals
- Supported
- Stem separation
- Supported
Cross-cutting
- Korean
- Supported
- API
- No
- Commercial use
- Limited
Stable Audio vs Udio: which should you choose?
- Stable Audio and Udio can be started for free, so you can see the results first without signing up.
- To integrate directly into your service, choose Stable Audio, which provides an API.
- Commercial-use terms are more permissive on Stable Audio's side.