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Sandcastles vs nanobanana 2.1

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

Sandcastles compared with nanobanana 2.1
DetailSandcastles logo Sandcastlesnanobanana 2.1 logo nanobanana 2.1
What it doesCreate viral short-form videos in seconds Not given
StageNot given Not given
FoundedNot given Not given
Based inUS Not given
Pricing modelPaid Freemium
PricingPro: $49/month (billed monthly) or $39/month (billed yearly). Visionary: $99/month (billed monthly) or $79/month (billed yearly). Titan: $499/month (billed monthly) or $399/month (billed yearly). Free: 2 trial images (Nano Banana 2 Lite at 1K, no account needed). Paid: Credit packs from $9.90 to $69.90. Costs: 25 credits at 1K, 35 at 2K, 75 at 4K, plus 2 credits per reference image. Starter Pack $9.90 (800 credits, ~32 images at 1K), Standard Pack $29.90 (2,600 credits, ~104 images at 1K), P
Key features
  • Customizable feed of successful channels from Instagram, TikTok, and YouTube
  • Find top-performing viral outlier videos in any niche
  • In-depth analysis of why videos went viral with hooks and storytelling frameworks
  • Instant transcript downloads from any video
  • AI-powered script writing using proven storytelling frameworks
  • Hook template generation with millions of validated views
  • Project organization to collect and manage winning video ideas
  • Monthly credits system for analyzing videos, writing scripts, and generating reports
  • Multiple workspace creation to organize content by niche
  • Personal analytics tracking and competitor monitoring
  • 4K text-to-image generation with lifelike skin and coherent backgrounds
  • Precise local edits to recolor, remove objects or swap elements
  • Product recontextualization into any setting
  • Readable text rendering for signs, posters and infographics
  • 14-image fusion to combine people, outfits and styles
  • Consistent character generation across multiple images
  • 14 aspect ratios from 1:8 to 8:1
  • Up to 14 reference images per request as JPG, PNG or WebP
  • Commercial use rights with SynthID watermark
  • No API key or code required; browser-based access
What makes it different
  • Analyzes millions of videos daily to find top 1% outliers in every niche
  • Data-backed storytelling frameworks based on billions of views
  • All-in-one platform combining research, analysis, and script generation
  • No social media account connection required to get value
  • 3x faster than previous Flash image models
  • Removes tiling artifacts on wide and panoramic formats at 2K and 4K
  • Natural character consistency maintained across series while keeping other elements stable
  • Accurate text rendering in quotes for direct spelling control
  • Pay-per-use credits with automatic refunds for failed generations
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)48 +1 (up) since last check16 +2 (up) since last check
Trust Flow (Majestic)812
Citation Flow (Majestic)3220
Referring domains (Majestic)15181

4 details filled in for both companies.

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