Key & BPM Lab vs Grain

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 Grain
Detail	Key & BPM Lab	Grain
What it does	Free browser-based audio tools for finding and changing song key and BPM	Endless ambient focus music generated live that never loops
Stage	Not given	Not given
Founded	Not given	Not given
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: 30 minutes daily play, 25-minute timer, all six themes. Grain Unlock: $19 once (plus tax where applicable) for unlimited play, longer timers (45, 60, 90 minutes), sleep timer, lock-screen playback, offline install, and all future themes.
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	Live-generated music that never loops Mood changes throughout the day Free 25-minute focus timer Background playback on iPhone lock screen Longer focus timers up to 90 minutes with unlock Sleep timer Offline install capability Works on any modern web browser No account or tracking required
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	Never loops because music is generated live, not played from a recording One-time purchase with no subscription required Mood adapts to the time of day automatically No tracking or account needed to use Future themes included with unlock purchase
Community votes	0	0
DR (Domain Rating by Ahrefs)	25 −1 (down) since last check	Not checked yet no change since last check
Trust Flow (Majestic)	19	0
Citation Flow (Majestic)	12	0
Referring domains (Majestic)	35	0

5 details filled in for both companies.

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