demucs.net

Demucs

Demucs Online is a free-to-try Demucs AI app for music source separation.

Type: Audio License: Freemium Price: — Category: Audio tools AimostAll Score: 63/100

AimostAll Score

63/ 100
Data coverage: 92% (high confidence)
Last evaluated: 2026-11-01
Methodology: version 1
Developer52
Business33
Value90
Trust80
Why this score?

Each check below is a fact we could verify from public sources. Unknown checks are excluded from the calculation instead of counting as a negative, and the score is pulled toward the midpoint when coverage is low — that is what data coverage reports.

Developer52/100 · 82% of checks known

  • NoPublic API source ↗Site nav (Stem Splitter, Vocal Remover, Pricing, Models, FAQ) has no API link for the hosted service.
  • NoPublic API reference source ↗No API documentation page found for the hosted demucs.net service.
  • YesDeveloper documentation source ↗About page points to the upstream GitHub repository as where to run the model yourself, serving as developer documentation for the open model.
  • YesOfficial SDKs / client libraries source ↗The underlying open-source Demucs model is distributed via its GitHub repo (github.com/facebookresearch/demucs), usable as a library/CLI.
  • YesOpen-source core source ↗Homepage states Demucs is 'the open-source AI model for music source separation', 'MIT licensed open source', '10,000+ stars on GitHub'.
  • YesSelf-hosting possible source ↗About page: 'If you want to run it yourself, that is where to start' linking to github.com/facebookresearch/demucs, and 'we would rather you did that... if your machine can handle it'.

Not determined: Documented integrations, Webhooks / automation hooks.

Business33/100 · 100% of checks known

  • YesPublic pricing source ↗Pricing page lists concrete prices for Free/Pro/Studio plans and credit packs.
  • NoBusiness / enterprise tier source ↗Only Free/Pro/Studio consumer tiers and credit packs are listed; no enterprise plan.
  • NoTeam collaboration source ↗Plans are described per individual account (simultaneous separations), not team/multi-seat features.
  • NoAdmin / role management source ↗No admin/user role management mentioned.
  • NoSSO available source ↗'Sign in with Google or confirm your email' is the only login method mentioned; no org SSO/SAML.
  • NoSecurity / compliance information source ↗Privacy policy describes data handling but no SOC2/GDPR/ISO/DPA compliance certification mentioned.
  • YesCustomer data export source ↗Users download separated stems as MP3, WAV, or FLAC.
  • YesDocumented support channels source ↗support@demucs.net email and a Contact page are documented in the footer.
  • YesCommercial plan exists source ↗Pro $9/mo, Studio $19/mo, and one-time credit packs ($5-$49) are listed.

Value90/100 · 100% of checks known

  • YesFree tier source ↗'Free $0 forever No card needed' with a recurring 'Daily check-in: 1 credit, valid for 14 days' mechanism beyond the one-time trial credits.
  • YesFree trial source ↗'15 one-time trial credits' granted on the Free plan.
  • YesTransparent pricing source ↗Pricing page lists concrete prices for Free/Pro/Studio plans and credit packs.
  • YesConcrete plan limits source ↗Exact credit costs per job type/model and file size/length limits per plan are listed.
  • YesNo card required to start source ↗Homepage and pricing both state 'No card needed' for the free trial credits.
  • YesCancellation / refund policy source ↗Footer lists a dedicated 'Refunds' page, and Pro/Studio plans note 'Cancel any time'.
  • YesBrowser app source ↗Browser-based upload-and-separate tool, 'No Python, no PyTorch, no GPU of your own'.
  • NoMobile app source ↗No iOS/Android app mentioned.
  • NoDesktop app source ↗Marketed explicitly as 'No install' browser tool; no desktop app offered by the hosted site.

Trust80/100 · 90% of checks known

  • YesPrivacy policy source ↗Dedicated Privacy Policy page retrieved.
  • YesTerms of service source ↗Footer explicitly lists a 'Terms' link alongside Privacy, Acceptable Use and Refunds.
  • YesOfficial documentation source ↗Site has an FAQ section, and the about page links to the upstream GitHub repo documentation for the model itself.
  • NoIdentifiable vendor source ↗About page explicitly describes the site as an independent, unofficial operator ('we/us'), not affiliated with Meta or Demucs authors, with no legal company name disclosed.
  • YesPublic pricing source ↗Pricing page lists concrete prices for Free/Pro/Studio plans and credit packs.
  • YesPublished contact channel source ↗support@demucs.net and a footer 'Contact' page are documented.
  • YesWebsite reachable source ↗Homepage probe during evidence gathering.

Not determined: Changelog / release notes, Status page.

Scores are calculated by AimostAll with fixed, public rules (methodology v1). AI assists only with factual research; it never picks the number. Placement and scores cannot be bought.

What is Demucs?

Demucs Online is a free-to-try Demucs AI app for music source separation. Upload any song and split vocals, drums, bass and other stems with Demucs v4. No install.

Listing trust signals

Listing ID

4839

Directory refresh date

2026-11-02

Pricing confidence

Medium confidence based on currently stored pricing metadata.

Pricing, category and fit

Demucs is listed as a Audio tool on AimostAll.

License model: Freemium. Pricing label: —.

Use this page to compare Demucs with other audio tools, watch tutorials, and explore similar alternatives.

Video Tutorials

Latest YouTube tutorials matched to this tool (updates twice per day).

Frequently asked questions about Demucs

What does Demucs do?

Demucs Online is a free-to-try Demucs AI app for music source separation.

Is Demucs free or paid?

Demucs is listed on AimostAll as freemium with a pricing label of —.

Where can I compare alternatives to Demucs?

Use the alternatives section below or browse the wider audio category to compare similar tools.