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SlideSieve vs Fontsight

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

SlideSieve compared with Fontsight
DetailSlideSieve logo SlideSieveFontsight logo Fontsight
What it doesAuto-capture slides from course videos into clean PDFs with synced transcripts Point at any text to see the typeface that actually rendered, who made it, and the CSS to use it.
StageNot given Not given
FoundedNot given Not given
Based inNot given Not given
Pricing modelFreemium Free
PricingFree Plan: $0 forever with up to 50 slides and 3 transcript trials. 3-Month Access (Students): $6.99 one time, expires 90 days after purchase. Pro Lifetime (Best Value): $16.99 one time (originally $24.99, 32% launch discount), pay once and use forever with unlimited slides, transcripts, and PDF exp Not given
Key features
  • Automatic slide detection that identifies real slide frames and skips instructor webcams, code editors, and transitions
  • Transcript extraction with automatic pulling from supported platforms in Timed View or Readable View
  • Manual snap capture with keyboard shortcuts (Ctrl+Shift+9) for code, notebooks, and demos
  • Customizable Slide Detection Zone to manually define capture area or set exclusion zones
  • PiP Magic Eraser that removes webcam overlays and fills background areas smoothly
  • Deduplication that skips duplicate slides while preserving bullet builds and progressive reveals
  • Multi-View Slide Browser with grid, list, and full-screen presentation views
  • Identify fonts by pointing at text on any website
  • Shows the actual font that rendered, not just CSS fallbacks
  • Swap fonts and test alternatives on any website in real time
  • Built-in directory of 7,900+ font families from 197 type houses
  • Find free alternatives to paid fonts
  • Test fonts with waterfall, paragraph and glyph views
  • No account required, no data collection
What makes it different
  • Works across multiple platforms (DeepLearning.AI, Coursera, Udemy, YouTube) with same toolbar and workflow
  • Free plan with 50 slide captures and 3 transcript trials, no credit card or signup required
  • Lifetime Pro ownership model ($16.99 one time) with all future features included and no recurring subscriptions
  • Supports Chromium-based browsers (Chrome, Edge, Brave, Opera, Arc) officially and on other variants
  • Identifies the actual font that rendered on the page, not just CSS preferences
  • Built-in font directory with 7,900+ families from 197 type houses and 98 brands' in-house fonts
  • Finds free Google Font alternatives to expensive paid typefaces
  • Test any font on any website with live preview and CSS output
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)Not checked yet no change since last checkNot checked yet no change since last check
Trust Flow (Majestic)00
Citation Flow (Majestic)160
Referring domains (Majestic)30

4 details filled in for both companies.

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