Key & BPM Lab vs SaidTrace

A side-by-side comparison built from both listings. Blank cells mean the company has not given that detail; we never guess.

Key & BPM Lab compared with SaidTrace
Detail	Key & BPM Lab	SaidTrace
What it does	Free browser-based audio tools for finding and changing song key and BPM	Find what was said. Trace it to the source.
Stage	Not given	Startup
Founded	Not given	2026
Based in	Not given	Not given
Pricing model	Freemium	Freemium
Pricing	Free plan includes Key & BPM Finder and Changer, Audio Cutter and Joiner, BPM Tapper and Metronome, Voice Recorder, and local processing tools with files saved for 6 hours. Plus plan: $9.90/month with 1,000 credits per month and files saved for 7 days. Pro plan: $19.90/month with 2,500 credits per m	Free: 20 imports and 20 AI summaries per month. Monthly: $3/month with unlimited imports and summaries. Annual: $18/year (50% off monthly rate).
Key features	Detect song tempo, musical key, scale and Camelot code Change key and BPM independently and export as WAV Cut and join audio segments Record voice and tap beat timing Practice with online metronome Remove vocals from songs Split songs into instrument stems Enhance audio quality with AI Convert audio to editable MIDI	Record from iPhone, Apple Watch, and USB recorders Local transcription with Whisper Choose between local or external AI for notes Search archive with full transcript indexing Ask questions about recordings with source linking Organize recordings by day or week All data stored locally on your Mac No per-minute recording charges
What makes it different	Process audio locally in browser without uploading to servers No file storage or account required for free tools All free tools with privacy-first design Direct export from browser without server processing	Data stays on your Mac, not uploaded to company servers Choose your own AI model—local or external Low fixed monthly cost with no per-recording fees Works with devices you already own Connect AI tools directly to your archive via MCP
Community votes	0	0
DR (Domain Rating by Ahrefs)	25 −1 (down) since last check	1 no change since last check
Trust Flow (Majestic)	19	6
Citation Flow (Majestic)	12	23
Referring domains (Majestic)	35	13

5 details filled in for both companies.

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