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ACE-StepTreblo
Free

Free and open source under the MIT license.

 Free

Advertised as free with unlimited songs.

Windows, macOS, Linux, Command line Android, iOS, Web
  • Runs locally across Mac, AMD, Intel and CUDA hardware
  • Actively maintained with a 2026 model-series update
  • Full songs with vocals and lyrics
  • Advertised as free with unlimited generations
  • Local generation quality and speed depend heavily on the hardware used
  • Best results likely still require a capable GPU despite broader hardware support
  • Recently renamed, so older guides refer to Sonauto
  • Generation runs on the company's servers
Downloadable app, Self-hosted Downloadable app, Web application
Open source Closed source
License: MIT License not stated
Not stated if an account is needed Not stated if an account is needed
Not stated if it works offline Needs internet

Checked September 22, 2026

Checked September 26, 2026

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