SlideSieve vs ZoneBlade

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 ZoneBlade
Detail	SlideSieve	ZoneBlade
What it does	Auto-capture slides from course videos into clean PDFs with synced transcripts	Free VPN for your browser with a country in every tab
Stage	Not given	Not given
Founded	Not given	Not given
Based in	Not given	GB
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: unlimited data in 6 countries, no card needed. Premium: €5.49/month or €44.99/year (also available in USD at $5.99/month or $47.99/year).
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	Unlimited data in 6 countries (Free) All 180 countries (Premium) A different country in each tab with own cookies Hides IP address - sites see an address in your chosen country Encrypts browser connection so networks cannot see which sites you visit No logs of sites visited or pages opened WebRTC leak protection No ads on any plan
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	Different country in each tab simultaneously Each country keeps separate cookies and sign-ins Works on your browser only, not other device apps 14-day money-back guarantee on Premium
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	Not checked yet no change since last check
Trust Flow (Majestic)	0	0
Citation Flow (Majestic)	16	0
Referring domains (Majestic)	3	0

5 details filled in for both companies.

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