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SlideSieve vs Nowly

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 Nowly
DetailSlideSieve logo SlideSieveNowly logo Nowly
What it doesAuto-capture slides from course videos into clean PDFs with synced transcripts Discord Rich Presence for any website
StageNot given Startup
FoundedNot given 2026
Based inNot given FR
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
  • Browser extension for Chrome, Firefox, and Chromium-based browsers
  • Desktop app for Windows, macOS, and Linux
  • Library of installable presence scripts
  • Automatic updates of title, artwork, and playback state
  • Local processing with no servers involved
  • Optional analytics disabled by default
  • Signed official presences verified before distribution
  • Support for 50 presences in the library
  • Custom activity creation for unlisted platforms
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
  • Local bridge design using dedicated desktop app for direct Discord connection
  • Installable presence library grows independently without requiring extension updates
  • Open source code allows community contributions and custom presence creation
  • No ads or subscriptions; optional donations support development
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 check3 no change since last check
Trust Flow (Majestic)00
Citation Flow (Majestic)1620
Referring domains (Majestic)315

4 details filled in for both companies.

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