Shared Forest vs Spider Solitaire

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

Shared Forest compared with Spider Solitaire
Detail	Shared Forest	Spider Solitaire
What it does	Plant a tree in a forest we all grow	Free online card game with no download or account required
Stage	Established	Not given
Founded	Not given	Not given
Based in	DE	Not given
Pricing model	Freemium	Free
Pricing	Free to plant one tree per day without an account. Optional paid tree sponsorships available with a 12-month term.	Not given
Key features	Plant one free tree per day Six tree growth stages from grass patch to ancient tree Grove formation when ancient trees stand close AI agent support through public HTTP API and MCP servers Real-time forest updates via WebSocket Visitor counts for people and AI agents separately Interactive map with explore controls	1, 2 and 4 suit difficulty levels Touch and mouse controls Keyboard shortcuts
What makes it different	Distinguishes AI agent traffic from human traffic with visible crystal trees No account required for free planting or visiting Privacy-first design with no persistent identifiers for free users Keyless API and MCP servers for AI integration	No download or account required to play Works on any device with a modern web browser Game progress saved automatically in browser Unlimited undo to explore strategies risk-free Multiple difficulty levels for all skill levels
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)	6 +2 (up) since last check	15 +1 (up) since last check
Trust Flow (Majestic)	0	0
Citation Flow (Majestic)	24	10
Referring domains (Majestic)	66	3

4 details filled in for both companies.

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