Compare software

Udio vs ACE-Step: catalog facts
Udio	ACE-Step
Freemium The fetched page did not list plans; check the site for current pricing and limits.	Free Free and open source under the MIT license.
Web	Windows, macOS, Linux, Command line
Generates music tracks in seconds Built-in discovery feed of shared music	Runs locally across Mac, AMD, Intel and CUDA hardware Actively maintained with a 2026 model-series update
Runs only as an online service Current plan details and usage limits were not visible on the homepage	Local generation quality and speed depend heavily on the hardware used Best results likely still require a capable GPU despite broader hardware support
Web application	Downloadable app, Self-hosted
Closed source	Open source
License not stated	License: MIT
Not stated if an account is needed	Not stated if an account is needed
Not stated if it works offline	Not stated if it works offline
Official website Full listing and sources Checked September 23, 2026	Official website Full listing and sources Checked September 22, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.