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Weights AI vs Vocal Isolator

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

Weights AI compared with Vocal Isolator
DetailWeights AI logo Weights AIVocal Isolator logo Vocal Isolator
What it doesFree AI song cover generator with 2,000+ community voices or your own AI vocal and music separator for creating acapellas, instrumentals, and karaoke tracks
StageNot given Not given
FoundedNot given Not given
Based inNot given Not given
Pricing modelFreemium Not given
PricingFree: 25 credits when you sign up. Starter: $4.99/month for 700 credits (or $59.88/year). Pro: $9.99/month for 2,000 credits (or $119.88/year). Credit pack: 1,500 credits for $19.99 (one-time purchase, never expire). Free tier: 30-second preview without sign-in, 1 minute free downloads after sign-in, 10 clips up to 30 seconds daily. Pro: $9.99/month for 20 hours monthly. Pay-as-you-go: 20 Minute Pack $1.99, 1 Hour Pack $4.99, 10 Hour Pack $14.99.
Key features
  • 2,000+ community voice models
  • Train your own voice model from 10+ minutes of singing
  • Supports MP3, WAV, M4A, AAC, FLAC and OGG files up to 50 MB
  • Record singing in the browser
  • Pitch matching to adjust key for different voice ranges
  • AI covers ready in about one minute
  • Download covers as MP3
  • Private voice models
  • BS-RoFormer AI model for source separation with 18.10 dB instrumental SDR on MVSEP leaderboard
  • Supports MP3, WAV, FLAC, AIFF, M4A, AAC, OGG, OPUS audio and MP4, MOV, M4V, WEBM, MKV video up to 2 GB
  • Returns both tracks as 44.1 kHz, 16-bit WAV or MP3 with sample alignment
  • Speed control from 50% to 150% without changing pitch
  • Key shift up or down by up to 6 semitones without changing speed
  • BPM and key detection on acapella extractor
  • 24-bit WAV output option at 44.1 or 48 kHz on acapella extractor
  • Remove background noise, hum, fans, traffic, and room echo from speech
What makes it different
  • Successor to Weights.gg with same community RVC voices
  • Runs entirely in your browser, no installation needed
  • Free credits to start without payment
  • AI separates vocal from music for natural remixing
  • Uses AI source separation instead of phase cancellation, keeping bass and drums intact
  • Automatic file deletion after 24 hours for privacy
  • Fast processing on dedicated cloud GPUs with instant preview as upload begins
Free planNot given Not given
Open sourceNot given Not given
PlatformsNot given Not given
Public APINot given Not given
Community votes00
DR (Domain Rating by Ahrefs)Not checked yet no change since last check5 +3 (up) since last check
Trust Flow (Majestic)30
Citation Flow (Majestic)210
Referring domains (Majestic)80

4 details filled in for both companies.

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