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DubTab 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.

DubTab compared with Vocal Isolator
DetailDubTab logo DubTabVocal Isolator logo Vocal Isolator
What it doesReal-time voice translation with natural AI dubbing for videos, calls, and livestreams 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 modelNot given Not given
PricingFree: 15 minutes one-time trial; Starter: $19/mo for 9 hours/month; Pro: $39/mo for 20 hours/month; Power: $69/mo for 40 hours/month; Ultra: $129/mo for 80 hours/month. Monthly plans charged per month; yearly plans offer 17% off. All plans include 60+ languages, AI dubbing, bilingual subtitles, and 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
  • Real-time translation with ~0.5 second latency
  • Live subtitles with bilingual mode option
  • AI voice dubbing across 60+ languages
  • Browser extension for Chrome and Edge
  • Voice selection and audio ducking controls
  • Save and replay dubbed audio with privacy controls
  • 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
  • Ultra-low latency (~0.5s) suitable for live streams and real-time meetings
  • Bilingual mode for language learning with side-by-side display
  • Universal compatibility across browser tabs, apps, and system audio
  • Privacy-first approach with no recording of original audio
  • 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)10 +1 (up) since last check6 +1 (up) since last check
Trust Flow (Majestic)170
Citation Flow (Majestic)280
Referring domains (Majestic)2340

4 details filled in for both companies.

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