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FontSwap vs OpenImmersive Translator

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

FontSwap compared with OpenImmersive Translator
DetailFontSwap logo FontSwapOpenImmersive Translator logo OpenImmersive Translator
What it doesFree Chrome extension to detect fonts on any website, find free alternatives, and swap them live Free, open-source browser extension for side-by-side translation on any webpage in 199 languages
StageNot given Not given
FoundedNot given Not given
Based inNot given Not given
Pricing modelFree Freemium
PricingNot given Free: Fast tier up to 5,000 characters per request with no account, 100 welcome credits on signup, 3 PDF document pages per day free preview. Plus: $8/month billed yearly (50% off $16/month), 1,600 credits/month, 10 format-preserving document pages every 10 days, up to 30,000 characters per request.
Key features
  • Canvas-based font detection on any page
  • Premium font flagging with free alternative matching
  • Live font swapping with instant undo
  • Font inspector showing computed properties
  • Highlight font usage across page elements
  • Export results as Markdown, JSON, or CSS
  • WCAG contrast ratio audit
  • Font performance metrics tracking
  • Works on any website including authenticated pages
  • No account or sign-up required
  • Side-by-side translation on web pages
  • Supports 199 languages
  • Works on Chrome, Firefox and Edge
  • Free translation engines with no account required
  • Translation-only viewing mode
  • Hover translation for individual paragraphs
  • Selection and popup translation
  • Input box translation
  • Document translation with layout preservation
  • Optional AI tiers with credit system
What makes it different
  • No account or data collection required
  • Works on any website instantly without installation beyond the extension
  • High accuracy font detection using DOM computed properties
  • Completely free with no premium tier or ads
  • Changes are local only and changes persist in your browser session
  • Open-source code licensed under AGPL-3.0 that anyone can inspect
  • Data stays in browser with free engines; no server intermediary
  • Independent project with no connection to Immersive Translate
  • Free core translation engine needs no sign-up or account
  • Optional local masking hides sensitive data before transmission
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)3 no change since last checkNot checked yet no change since last check
Trust Flow (Majestic)72
Citation Flow (Majestic)2512
Referring domains (Majestic)301

4 details filled in for both companies.

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