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LANDR Composer vs Scaler 3: catalog facts
LANDR Composer	Scaler 3
Paid Sold as a one-off purchase or included with a LANDR Studio subscription.	Paid Paid software sold through the Scaler Music website.
Windows, macOS	Windows, macOS
Generates chords, melodies, basslines and arpeggios Built-in piano roll for editing generated MIDI	Chord progression and melody suggestions Makes harmony and music theory approachable
Paid plugin with no free edition mentioned Generates MIDI only, so it needs instruments in a DAW to produce sound	Paid commercial software Suggestions are theory-based rather than full song generation
Downloadable app	Downloadable app
Closed source	Closed source
License not stated	License not stated
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 26, 2026	Official website Full listing and sources Checked September 26, 2026

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