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Vidleaf 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.

Vidleaf compared with Vocal Isolator
DetailVidleaf logo VidleafVocal Isolator logo Vocal Isolator
What it doesRead, search and cite video transcripts 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: read existing captions on YouTube and Bilibili (5 reads/day for guests, unlimited for signed-in users), search, export. Free account: 30 min/week transcription, 10/week AI tasks. Single Pass: US$1.99 (1 transcription up to 180 minutes, 2 AI uses). Light Pack S: US$2.49 first purchase (was US$4 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
  • Read captions without sign-in
  • Search transcripts and jump to timestamps
  • Bilingual view for Chinese and English
  • Automatic speaker detection and labeling
  • AI summaries with chapter highlights
  • Transcribe videos without captions
  • Export quotes as TXT, SRT, or Markdown
  • AI translation between Chinese and English
  • Save reading history and personal labels
  • Upload local audio or video files
  • 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
  • Free subtitle reading without account for YouTube and Bilibili
  • One-click jump from transcript to video moment
  • No downloads or browser extensions needed
  • Metered allowances let you control costs
  • Bilingual transcripts with line-by-line comparison
  • 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)1 no change since last check5 +3 (up) since last check
Trust Flow (Majestic)80
Citation Flow (Majestic)240
Referring domains (Majestic)200

4 details filled in for both companies.

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