Buvard vs Stacktree

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

Buvard compared with Stacktree
Detail	Buvard	Stacktree
What it does	Free AI Anki flashcard generator from lectures, PDFs and notes	Send client work as a link, not an attachment
Stage	Not given	Not given
Founded	Not given	Not given
Based in	FR	GB
Pricing model	Freemium	Freemium
Pricing	Free: 600 cards per month, 4 decks per month, question-and-answer format, 15 images per month. Pro: €9 for 1 month (paid once, no renewal) with 6,000 cards per month, unlimited decks up to 1,500 cards each, cloze deletions and multiple choice, language mode, 200 images per month.	Free: 3 pages; Solo: $19/month (25 pages, 1 custom domain, 1 client space); Studio: $79/month (unlimited pages, 10 custom domains, 10 client spaces); Firm: $249/month (unlimited pages, 25 custom domains, unlimited client spaces); Enterprise: billed annually, custom pricing.
Key features	Mathematics and LaTeX formula support Language-learning mode with front/back language selection Three card formats: Q&A, cloze deletions, and multiple choice Automatic language detection Adjustable card density settings Full generation history with date and statistics Native .apkg export for Anki ecosystem Supports PDFs, Word documents, text files, images and handwritten pages In-app review and editing before export Works with multiple Anki apps: Anki, AnkiMobile, AnkiDroid, and others	Replace pages in place without changing the URL Works with ChatGPT, Claude, and other AI agents Client spaces with dedicated portals per client Passcode and email domain gates Custom domains on your agency's domain Version history with rollback capability
What makes it different	Generates up to 1,500 cards in one go from a single document Creates flashcards in approximately 30 seconds Free to start with no credit card required Paid passes have no automatic renewal or hidden charges Does one thing exceptionally well: turns material into accurate, clean, immediately usable cards	Half of published pages change after being sent, so replace-in-place saves resending Works as an MCP server with Claude, ChatGPT and other agents Agency-focused with dedicated client portals and multiple custom domains Analytics show engagement depth, not just opens
Community votes	0	0
DR (Domain Rating by Ahrefs)	Not checked yet no change since last check	54 +1 (up) since last check
Trust Flow (Majestic)	0	9
Citation Flow (Majestic)	4	34
Referring domains (Majestic)	2	245

6 details filled in for both companies.

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