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AdViewport vs Caxton

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 Caxton
DetailAdViewport logo AdViewportCaxton logo Caxton
What it doesFree ad mockup generator for eight platforms A native Mac editor for text, CSVs, and data files
StageNot given Not given
FoundedNot given Not given
Based inNot given US
Pricing modelFree Freemium
PricingNot given Caxton Free (free forever); Caxton Pro monthly at $9.99 USD, annual at $99.99 USD, or lifetime at $179.99 USD. Team pricing starts at $79 to $99.99 USD per seat per year.
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
  • Text editing with memory-mapped files for large documents
  • CSV and TSV table editing with column transforms
  • Column transformations and data type preservation
  • CSV validation with structural and data rules
  • File comparison without copying data
  • Extract matches and columns to new documents
  • Local processing with no cloud uploads or telemetry
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
  • Opens files directly from disk without importing or uploading, preserving data exactly as stored
  • Combines text editor, CSV table editor, and log viewer in one native Mac application
  • Handles multi-gigabyte files with consistent performance and one-millisecond keystroke latency
  • Preserves leading zeros, long IDs, and data types exactly as stored in the file
  • All files stay local to your Mac with no cloud processing, telemetry, or vendor lock-in
Community votes00
DR (Domain Rating by Ahrefs)1 +1 (up) since last check4 no change since last check
Trust Flow (Majestic)02
Citation Flow (Majestic)2120
Referring domains (Majestic)2622

4 details filled in for both companies.

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