| What it does | Free AI probability tree generator for scenarios and calculations
| Free AI headcanon generators for characters, relationships, and creative writing
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| Stage | Not given
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| Founded | Not given
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| Based in | Not given
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| Pricing model | Freemium
| Free
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| 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.
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| 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
| - Character Headcanon generator for exploring quirks and traits
- Relationship Headcanon generator for dynamics and interactions
- Scenario Generator for situational outcomes
- Quote/Dialogue generator for character-specific lines
- Character Description generator for physical and behavioral details
- Character Name generator for fitting names
- Safe content filtering for general audiences
- No signup required for any tool
- Works with canon characters, original characters, or any fandom
- Community headcanon board for sharing and discovering ideas
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| 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
| - Free and instant with no account creation needed
- Works with any character or fandom without a fixed database
- Designed to integrate into writing workflows mid-sentence
- Provides starting points rather than complete stories
- Supports multiple creative disciplines beyond fanfiction
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| Community votes | 0 | 0 |
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| DR (Domain Rating by Ahrefs) | 5 ● no change since last check | 4 ● no change since last check |
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| Trust Flow (Majestic) | 17 | 1 |
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| Citation Flow (Majestic) | 20 | 13 |
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| Referring domains (Majestic) | 16 | 5 |
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ProbPath
HeadcanonLab