Shared Forest vs Build A Player
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 Build A Player
| Detail | SF
Shared Forest | 
Build A Player |
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| What it does | Plant a tree in a forest we all grow
| Sports builder game for creating and simulating NFL quarterbacks, wide receivers, and running backs
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| Stage | Established
| Not given
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| Founded | Not given
| Not given
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| Based in | DE
| Not given
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| Pricing model | Freemium
| Free
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| Pricing | Free to plant one tree per day without an account. Optional paid tree sponsorships available with a 12-month term.
| Not given
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| 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
| - Build quarterbacks, wide receivers, or running backs from current NFL stars and all-time legends
- Nine-trait selection system with body map visualization
- Position-specific trait boards for each player type
- Classic mode with current NFL players
- All-Time mode featuring legendary players
- Deterministic simulation for reproducible results
- Shareable result pages with encoded picks and seed
- No account required, local browser storage for game progress
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| 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
| - Independent fan-made project with original ratings not copied from official leagues or commercial games
- Deterministic simulation enables reproducible results and same-board challenges with friends
- Complete fictional season simulation rather than stopping at cosmetic ratings
- Strategy-focused gameplay with meaningful opportunity cost for each decision
- Position-specific builds requiring different strategic approaches
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| Free plan | Not given
| Not given
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| Open source | Not given
| Not given
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| Platforms | Not given
| Not given
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| Public API | Not given
| Not given
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| Community votes | 0 | 0 |
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| DR (Domain Rating by Ahrefs) | 4 ▼ −1 (down) since last check | 15 ▲ +1 (up) since last check |
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| Trust Flow (Majestic) | 0 | 17 |
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| Citation Flow (Majestic) | 24 | 21 |
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| Referring domains (Majestic) | 66 | 67 |
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4 details filled in for both companies.
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