Free: up to 500 tracks forever. Pro Monthly: $6.99/month, billed monthly, cancel any time. Pro Yearly: $59/year (save 30%).
Free trial for 14 days, no card required. Then Pro Monthly at $19/month, Pro Annual at $179/year (saving $49 vs monthly), or Pro Lifetime at $499 one-time. Educational discount: 50% off Monthly or Annual with a .edu email address. Cancel anytime.
Key features
Local BPM, key and energy analysis from audio
Harmonic matching with reasons
Set Brief with energy planning
Auto Flow for running order optimization
Spiral Paths with alternative transitions
Set Check for transition and energy validation
Export to Rekordbox, Traktor, Serato and more
Gig Log to track prepared vs. played sets
Forgotten Gems to rediscover underused tracks
Runs 100% offline in your browser
Hold-to-talk hotkey dictation in Mail, Slack, editors, terminal and browser
Verbatim transcription by default with optional cleanup settings per app
Live partial transcript caption visible while speaking
On-device speech processing on Apple Silicon after model download
Personal dictionary to bias transcription toward names and technical terms
Voice snippets—short trigger words that expand to full text before insertion
Lost-dictation recovery—transcripts and audio preserved if delivery fails
Long-form dictation up to 10 minutes per hold without word limits
Menu-bar native Swift app with no Dock icon or notification popups
Choice of cloud or local transcription with audit log of network activity
What makes it different
No music uploads—all analysis runs locally in your browser with no cloud processing
Shows the reason why each track fits before you commit
Plans energy arc deliberately with a Set Brief that drives the entire workflow
Prepares alternative exits (Hold, Lift, Reset, Surprise) without repeating tracks
Exports to the DJ software you already use and integrates with your existing setup
Verbatim by default—leaves grammar and slang alone, unlike most AI dictation that automatically tidies speech
On-device recognition option on Apple Silicon keeps your speech processing entirely on your Mac
Transparent claims you can verify—signed, notarized, listed frameworks, and audit log visible in the app
Built by one maker as a native Swift app designed to feel natural with the keyboard
Works system-wide in your text fields without floating windows or interruptions
Spiral DJ
Halopen