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PaperFig vs SongToKaraoke

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

PaperFig compared with SongToKaraoke
DetailPaperFig logo PaperFigSongToKaraoke logo SongToKaraoke
What it doesAI scientific figure generator that turns data and ideas into publication-ready visuals Turn any song into karaoke online using AI to separate vocals from music
StageNot given Not given
FoundedNot given Not given
Based inNot given Not given
Pricing modelFreemium Freemium
PricingFree plan: 150 signup credits, 1 free figure per day for first 7 days. Scholar: $120/year with 2,000 credits/month. Pro Scholar: $192/year with 4,500 credits/month. Lab Pro: $528/year with 14,500 credits/month. Credit packs: Mini Pack $96 for 600 credits, Light Pack $45 for 3,000 credits, Standard P Free Plan: 8 free minutes every day. Pass: one-time purchase for 200 minutes a day with 45-Day and 180-Day options available. No auto-renewal.
Key features
  • Text-to-figure generation from plain-language descriptions
  • Sketch-to-figure conversion
  • Photo-to-figure capability
  • OCR-powered text editor for label modification
  • PNG download with 4K upscale option
  • Editable SVG and PPTX export formats
  • Support for 7 research disciplines including biomedical and materials science
  • 80+ reference figures from journal-style examples
  • Figure enhancement and refinement tools
  • TIFF/PDF export for paid plan users
  • AI vocal separation from music
  • Upload audio and video files up to 100 MB
  • Download tracks as MP3 and WAV
  • Built-in browser karaoke player
  • Synced lyrics support (LRC format)
  • Separate volume controls for guide vocals
  • Isolated vocal tracks for reference and remixing
  • Processing in 1-2 minutes
  • Support for MP3, WAV, M4A, and MP4 formats
What makes it different
  • No design training or Illustrator knowledge required to create publication-ready figures
  • Supports multiple input types including text, sketches, photos, PDFs, and reference images
  • Built-in label correction workflow keeps scientific reviewer in control
  • Credit-based pricing scales from free tier to high-volume research labs
  • Users retain full copyright ownership of generated figures for papers and commercial use
  • Made specifically for singing, not audio editing or professional production
  • No software installation or plugins required
  • One-time Pass purchase with no auto-renewal
  • Free daily quota resets at midnight UTC
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)12 +2 (up) since last check10 no change since last check
Trust Flow (Majestic)45
Citation Flow (Majestic)2121
Referring domains (Majestic)2117

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