SlideSieve vs CardGo.AI

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 CardGo.AI
Detail	SlideSieve	CardGo.AI
What it does	Auto-capture slides from course videos into clean PDFs with synced transcripts	AI context cards for ChatGPT, Claude, Gemini, Perplexity and Grok
Stage	Not given	Not given
Founded	Not given	Not given
Based in	Not given	Not given
Pricing model	Freemium	Freemium
Pricing	Free 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	Free plan: $0 forever, 7 cards, CardGo AI: 10 messages and 10 hosted analyses a day. Pro plan: $9.90 per month, 50 cards, CardGo AI: 100 messages and 100 hosted analyses a day. Max plan: $19.90 per month, Unlimited cards, CardGo AI: 300 messages and 300 hosted analyses a day.
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	Save context once as encrypted cards with seven sections End-to-end encrypted with AES-256-GCM Works with ChatGPT, Claude, Gemini, Perplexity and Grok Sync across devices Card suggestions while typing Create multiple context cards with different details Filter sensitive details before sharing Dream cards feature to auto-generate card suggestions
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	One card works across five different AI services Eliminates need to re-explain context to each AI chat No credit card required to start Context attached only when you choose
Free plan	Not given	Not given
Open source	Not given	Not given
Platforms	Not given	Not given
Public API	Not given	Not given
Community votes	0	0
DR (Domain Rating by Ahrefs)	Not checked yet no change since last check	3 no change since last check
Trust Flow (Majestic)	0	0
Citation Flow (Majestic)	16	26
Referring domains (Majestic)	3	41

5 details filled in for both companies.

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