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Story2Board vs Sumi

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

Story2Board compared with Sumi
DetailStory2Board logo Story2BoardSumi logo Sumi
What it doesAI co-director that turns your story into a storyboard you can actually shoot AI manga translator that re-letters your language into the art
StageNot given Not given
FoundedNot given Not given
Based inHK Not given
Pricing modelFreemium Freemium
PricingFree: 300 credits on sign-up (never expire). Credits: 1,000 for $9.90, 3,000 for $29.00, 9,000 for $89.00, 20,000 for $199.00. $0.01 = 1 credit. Free tier: 1 page without account, 5 pages on signup, 5 claimable daily. Pro: $6.99/month (1,500 pages/month). Pro+: $14.99/month (4,000 pages/month). Studio: $39.99/month (12,000 pages/month). Yearly billing available: Pro $69.99/year, Pro+ $149.99/year, Studio $399.99/year.
Key features
  • Chat with AI co-director to develop story, plan shots, and update board in real-time
  • Edit shots anytime with consistency checks
  • Access 270,000+ indexed real film shots as references
  • Generate consistent storyboard panels with reusable character and location assets
  • Generate images with Nano Banana, Nano Banana 2, and Nano Banana Pro models
  • Export watermark-free PDF boards
  • Web-based platform with no installation required
  • Transparent pay-per-credit usage pricing
  • Credits never expire and no subscription required
  • Instant page-by-page translation without uploading
  • Works on pages requiring login
  • Text erasing and re-lettering in artwork
  • Native vertical CJK typesetting
  • Offline translation on iPhone and iPad
  • Batch translation up to 20 pages
  • Works on 30 official publisher platforms
  • Chrome, Firefox, Edge and Safari extensions
  • Editable translations in reader
What makes it different
  • AI co-director provides shot design expertise, not just image generation
  • Maintains character and location consistency across all panels automatically
  • Edit any shot at any time with AI-flagged consistency issues and fixes
  • References comparable shots from 270,000+ indexed real films to inform generation
  • Pay-per-credit model with no subscription and credits that never expire
  • Erases original text and re-letters into artwork instead of pasting white boxes
  • Translates in-place on pages you're already reading without uploading chapters
  • Fully offline translation on iPhone and iPad with no data leaving device
  • One subscription across web, extensions, and all native apps
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)14 +3 (up) since last check18 +1 (up) since last check
Trust Flow (Majestic)37
Citation Flow (Majestic)1624
Referring domains (Majestic)1570

5 details filled in for both companies.

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