Every tool a music creator needs, in one dark room.

Drop in a track and get key, BPM, loudness and platform-readiness instantly. Record vocals through professional chains. Split stems. Then handle the paperwork and the royalties nobody told you to claim.

Every tool is free and works without an account.

Start analysing Split stems free

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Free preview

Drop a track to get its key, BPM and loudness instantly. Nothing is uploaded — it all runs in your browser.

Drop a track or click to choose

WAV, MP3, FLAC, M4A or OGG.

The toolkit

Open any tool straight away — sign-in is only for syncing across devices.

Key & BPM analyzer

Key, camelot code, tempo, beat grid, LUFS, true peak, spectrum and song structure in seconds — analysed right in your browser.

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Platform readiness

See exactly how your master plays back on Spotify, Apple Music, TikTok, YouTube, radio and more, with plain-language fixes.

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Vocal booth

Record or upload raw vocals, run studio effect chains and presets, then get a full performance and range report.

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Stem splitter

Separate vocals, drums, bass and instruments, preview them in a mini mixer and export the parts you need.

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Rights & royalties

Find the income streams most creators never claim — performance, neighbouring, mechanical, sync and black-box money.

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Document generator

Split sheets, producer agreements, beat leases, sync licences and clearance requests, ready to download.

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