Free browser-based audio tools for finding and changing song key and BPM
AI vocal remover online to separate vocals and instrumentals from songs and videos
Stage
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Founded
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Based in
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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: 10 Credits for new accounts (expires after 30 days). 100 Credits: $4.99 (one-time, never expires). 250 Credits: $9.99 (one-time, never expires). 1 Credit per minute of audio.
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
Remove vocals from songs and videos in about a minute
Download as 320 kbps MP3 or lossless 44.1 kHz WAV
Support for MP3, WAV, FLAC, M4A, and video files up to 10 minutes
GPU processing on dedicated NVIDIA servers
Stem splitting with HTDemucs for four separate tracks
Karaoke tracks with adjustable guide vocal
Files encrypted during transfer and deleted after processing
Background music remover to remove music and keep speech
Vocal isolator to extract only the singer's voice
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
State-of-the-art Mel-Band RoFormer model preserves drums, bass, and stereo image unlike phase-cancellation methods
Fast GPU processing in 20 to 60 seconds instead of minutes
Pay only for successful separations with automatic refunds on failure
No subscription required with credits that never expire
Key & BPM Lab
Vocal Remover