Visual height comparison tool for people, animals, objects, and characters
Motion-first React components for shadcn and AI agents, with every curve already tuned
Stage
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Founded
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Based in
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GB
Pricing model
Freemium
Freemium
Pricing
Free plan available with limited features. HowHeight Pro plans: Monthly $4.99, Quarterly $9.99 per 3 months (with permanent unlock of more object placements), Yearly $29.99 per year (with permanent unlock and lifetime compression after 7-day trial ends and annual payment succeeds).
Free: 65 open source components under MIT license. Pro Solo early-bird: $149 (regular $199). Pro Team early-bird: $349 (regular $449). One payment covers all current and future Pro components.
Key features
Visual height comparison on a shared baseline scale
Support for centimeters and feet plus inches measurements
Compare people, celebrities, animals, objects, and fantasy characters
Save comparison boards with Pro subscription
Export comparisons as PNG images
Create shareable links for comparison boards
1,000+ built-in asset references
Custom names and editable entries
Ad-free workspace with Pro subscription
Unlimited objects on boards with Pro subscription
65 free components under MIT license
31 Pro components with source code included
MCP server for AI agent integration
Works with Next.js 16 and React 19
Light and dark mode support
Respects reduced-motion settings
Tuned motion springs and curves
Concentric corner radius design
Markdown documentation for AI models
New Pro components added weekly
What makes it different
Over 1,000 built-in asset references with celebrity presets for instant comparisons
Single shared baseline makes height differences proportional and easy to understand at a glance
Simple three-step workflow with no signup required for basic use
Export and share results as PNG images or shareable links
All components tuned with motion springs and curves optimized per interaction
Built-in MCP server enables AI agents to automatically install components
One-time lifetime payment covers all current and future Pro components
Source code ownership with MIT and commercial licenses
Concentric corner radii maintained across all components
HowHeight
Eased