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Captions Generator vs AI Scientific Figure

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

Captions Generator compared with AI Scientific Figure
DetailCaptions Generator logo Captions GeneratorAI Scientific Figure logo AI Scientific Figure
What it doesAI caption and subtitle generator that adds captions to videos in seconds with no watermark Free AI generator for publication-ready scientific figures from descriptions, sketches or abstracts
StageNot given Not given
FoundedNot given Not given
Based inNot given Not given
Pricing modelNot given Freemium
PricingFree: 30 minutes of captions per month, 1080p MP4 export up to 3 minutes, 8 caption styles, SRT/VTT/TXT downloads up to 30 minutes, free translation into 100+ languages. Pro: $6.99/month (limited-time price, normally $9.99) or $59/year, unlimited captions on videos up to 90 minutes, all 22 caption s Free: 3 free credits on sign-up. Credit packs (never expire): Starter Pack $7.90 (40 credits), Paper Pack $19.90 (120 credits), Lab Pack $49.90 (400 credits). Monthly subscriptions: Researcher $9.90/month (60 credits/month), Pro $24.90/month (200 credits/month), Lab $59.90/month (600 credits/month).
Key features
  • Automatic speech transcription in 100 languages with automatic language detection
  • SRT, VTT and TXT subtitle file downloads
  • Free translation into 100+ languages
  • Copy caption style from screenshot functionality
  • Bilingual captions showing two languages simultaneously on Pro
  • Video processing entirely in browser with audio-only server transmission for privacy
  • Word-level timing synchronization for precise caption timing
  • Convert text descriptions into scientific figures
  • Upload hand sketches or notebook photos to refine into clean diagrams
  • Multiple figure types: mechanisms, graphical abstracts, workflows, poster panels, full posters and illustrations
  • Delivers 2K PNG at 300 DPI, publication-ready quality
  • Extract cause, mechanism and outcome from paper abstracts
  • Colorblind-safe color palettes
  • Edit by changing description and regenerating
  • No watermark on generated figures
  • Generates figures in under two minutes
What makes it different
  • Fastest among 10 tested caption tools, 6.7× faster than CapCut and 4.7× faster than VEED
  • Highest accuracy with 5.7% word error rate in October 2026 accuracy test of 8 caption tools
  • Video stays entirely private with only audio sent for transcription
  • Free figures to start with no watermark
  • Supports hand sketch upload to preserve your original layout while cleaning up the drawing
  • Generates from paper abstracts directly, extracting key elements automatically
  • User retains full ownership with no company rights claimed over generated figures
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)27 −1 (down) since last checkNot checked yet no change since last check
Trust Flow (Majestic)133
Citation Flow (Majestic)2815
Referring domains (Majestic)551

4 details filled in for both companies.

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