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Image Outliner vs mask bridge

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

Image Outliner compared with mask bridge
DetailImage Outliner logo Image Outlinermask bridge logo mask bridge
What it doesFree image to outline converter for clean outlines, stencils, and line drawings Free, open-source plugin for Lightroom Classic that exports masks as PNG, TIFF or JPEG files
StageNot given Not given
FoundedNot given Not given
Based inNot given FR
Pricing modelFreemium Open source
PricingFree: $0 with unlimited local tools and 12 signup credits. Maker: $8.99/mo with 160 monthly AI credits. Studio: $19.99/mo with 420 monthly AI credits. Unlimited: $99.99/mo with unlimited AI usage. One-time packs: Try Pack $3.99 (25 credits), Project Pack $10.99 (120 credits), Batch Pack $29.99 (280 Pay what you want, from €0
Key features
  • Local browser preview without signup
  • Multiple outline styles: Clean Outline, Edge Map, Stencil, Thin Lines, Cricut Cut Lines
  • Adjustable stroke, smoothing, threshold, and outline color
  • Transparent PNG output for stickers and layered designs
  • AI Enhance for cleaner print-ready results
  • Supports JPG, PNG, and WEBP formats
  • No watermark on free exports
  • Credit-based AI processing system
  • Export masks as PNG, TIFF or JPEG
  • Batch process multiple images and sequences
  • Local AI-powered object detection with RF-DETR
  • Standard and HD Fine Detail quality modes
  • Generate transparent PNG cutouts
  • Offline processing without internet or account
  • Matching filenames for images and masks
  • macOS and Windows support
  • MIT open-source license with source code on GitHub
  • Apple-signed and notarized builds
What makes it different
  • Free local tools work without account or AI cost
  • Faster than manual editors like Photoshop or Canva
  • Privacy by default with local processing
  • Focused workflow without unnecessary complexity
  • Exports masks as image files for use in 3D workflows, compositing and other tools outside Lightroom
  • Processes images locally on your computer with no internet or account required
  • Supports batch workflows for multi-view sequences used in photogrammetry and Gaussian splatting
  • Open source under MIT license with readable and modifiable code
  • Pay-what-you-want pricing with no license key required
Community votes00
DR (Domain Rating by Ahrefs)26 +1 (up) since last check2 no change since last check
Trust Flow (Majestic)42
Citation Flow (Majestic)2814
Referring domains (Majestic)694

5 details filled in for both companies.

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