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Thumbnailr 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.

Thumbnailr compared with mask bridge
DetailThumbnailr logo Thumbnailrmask bridge logo mask bridge
What it doesFree YouTube thumbnail maker that runs in your browser, no sign-up or install required 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 mode: £0/forever with full editor, 10 templates, Thumbnail Check, feed test, series mode (3 per batch), 1280×720 PNG & JPG export, no watermark. Pro mode: £4.99/month or £39.99/year (about £3.33/month), includes 16 premium templates, brand kit, unlimited series (up to 200 per ZIP), one-click ba Pay what you want, from €0
Key features
  • 10 free templates including 5 gaming layouts
  • Bold outlined text and face cut-outs
  • Thumbnail Check design checklist
  • Feed test preview in mock social feed
  • 1280×720 PNG and JPG export with no watermark
  • YouTube video link import
  • Works on desktop and mobile browsers
  • Pro: one-click background removal on device
  • Pro: 4K export and brand kit with saved colors and fonts
  • 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
  • No sign-up or installation required, works directly in browser
  • All images and projects stay private on your device, never uploaded
  • Completely free with no watermark and no time limits
  • 13 original gaming layouts with dedicated gaming pack
  • 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)Not checked yet no change since last check2 no change since last check
Trust Flow (Majestic)02
Citation Flow (Majestic)014
Referring domains (Majestic)04

5 details filled in for both companies.

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