ProbPath vs Stacktree

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

ProbPath compared with Stacktree
Detail	ProbPath	Stacktree
What it does	Free AI probability tree generator for scenarios and calculations	Send client work as a link, not an attachment
Stage	Not given	Not given
Founded	Not given	Not given
Based in	Not given	GB
Pricing model	Freemium	Freemium
Pricing	Basic: $0 forever with 5 free AI credits, manual editing, up to 3 saved trees, and white-background PNG export. 500 Credits: $12.90 one-time, valid for 30 days, covers roughly 100-160 polished trees. 2,000 Credits: $26.90 one-time, valid for 30 days, covers roughly 400-650 polished trees.	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	Natural language scenario description Automatic calculation and validation of probabilities Conversational refinement via chat Direct canvas editing of nodes and branches Support for conditional probability and dependent events Export to PNG, PDF, and SVG formats Multi-language natural language support Responsive tree layout engine Save and manage multiple probability trees Question answering about tree probabilities	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	Automatic calculation and validation of all probabilities without manual math Conversational chat interface for refining scenarios on the fly Natural language input requires no modeling skills or drawing Handles both independent and dependent probability events Instant downstream recalculation when edits are made	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)	5 no change since last check	53 no change since last check
Trust Flow (Majestic)	17	9
Citation Flow (Majestic)	20	34
Referring domains (Majestic)	16	245

5 details filled in for both companies.

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