Free: 100 React charts in Hearth collection, MIT licensed. Figma: $149 once. Code: $249 once. Complete: $349 once. All prices include every update.
Free: $0/month (100 sessions per month, 2 live prototypes, 30 days history); Solo: $12/month with 12-month commitment ($14 standard monthly, $12 annually saves $24/year, 500 sessions per month, 5 live prototypes, 3 months history); Pro: $24/month with 12-month commitment ($29 standard monthly, $24 a
Key features
100+ chart types organized by question
Four responsive sizes (XS, S, M, L) that re-layout from data
Identical names and props in Figma and React
Light and dark color modes
900+ size and legend variants
MCP server for AI code agents
Sector-specific datasets included
Ready-made dashboard blocks and compositions
Private registry and GitHub repository access
Flow: visualize user paths screen by screen
Heatmaps: see where users click on every screen
Sessions: detailed user journey records
Target paths: track conversion through key steps
A/B testing: split users between two prototype versions
Compare: side-by-side analysis of versions or audiences
Audiences: segment sessions by link source or QR codes
Figma plugin: one-click publishing from Figma
What makes it different
Same chart name and properties in both Figma design files and React code
Charts re-layout responsively instead of scaling, keeping text readable at all sizes
Pay once with all future updates included, no subscription
Integrated with shadcn and available via MCP for AI agents
100 charts free in React under MIT license
No code required from users: open link and use prototype as usual
Privacy-focused: no names, emails or IP addresses stored
All features available in every plan, including free
Instant publishing: frozen prototype version goes live immediately