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AdViewport vs Chalk

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

AdViewport compared with Chalk
DetailAdViewport logo AdViewportChalk logo Chalk
What it doesFree ad mockup generator for eight platforms A native macOS drawing app for quick sketches, screenshot markup, and AI-generated diagrams
StageNot given Not given
FoundedNot given Not given
Based inNot given Not given
Pricing modelFree Freemium
PricingNot given Free: $0 forever, includes all drawing tools, unlimited sketches in one folder, copy to clipboard as PNG, and auto-save with local-first storage. Pro: coming soon.
Key features
  • Eight platform previews including Facebook, Instagram, Google Ads, LinkedIn, X, Snapchat, TikTok, and YouTube
  • Device and canvas control across desktop, mobile, square, landscape, portrait, and story formats
  • Immediate visual feedback on copy, CTA, format, and creative changes
  • Export in PNG, JPG, or SVF formats
  • Shareable reproducible review links
  • Browser-based processing with no uploads to servers
  • No account or sign-up required
  • Instant copy-to-clipboard as PNG
  • No accounts or setup required
  • Local-first storage with auto-save
  • Screenshot annotation with arrows, boxes, text, and freehand tools
  • AI diagram generation via Claude, Cursor, Windsurf, and VS Code
  • Refine diagrams through chat
  • Paste screenshot from clipboard
  • Unlimited sketches in one folder
  • Native macOS performance
  • All drawing tools included in free version
What makes it different
  • All eight major ad platforms in one workspace
  • Completely free with no account needed
  • Images stay private in your browser
  • Production-ready exports for approvals and presentations
  • Zero-friction design: open, draw, and share in seconds with no setup or accounts
  • Local-first architecture: all sketches stay on your Mac, nothing leaves unless you ask
  • AI integration runs through your own subscription with no proxying of prompts
Community votes00
DR (Domain Rating by Ahrefs)1 +1 (up) since last checkNot checked yet no change since last check
Trust Flow (Majestic)00
Citation Flow (Majestic)2124
Referring domains (Majestic)2646

4 details filled in for both companies.

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