Justinmind vs Lunacy
No clear leader: Justinmind (63.7) and Lunacy (61.7) are within the 5-point margin; treat as a tie. The attribute-by-attribute breakdown below, with a source and date on every value, is the honest way to compare them.
Capabilities
Feature-by-feature on the axes that matter for mockup tools. “-” means undocumented, not absent.
What each one is
The product in its own terms, so the numbers below have context.
Justinmind
Justinmind enables designers to create interactive prototypes ranging from low-fidelity wireframes to high-fidelity simulations, complete with animations, interactions, and user flows. Teams can collaborate in real-time, test designs with users, and generate specifications documents before development begins.
Lunacy
A native design tool for Windows, Mac, and Linux that enables UI designers and teams to build responsive interfaces, create interactive prototypes, and work together in real time. Combines cloud-based teamwork with offline capability, includes built-in vector assets and auto-layout features, and offers enterprise options for self-hosted deployment.
Pricing
List pricing as published by each vendor, with the date we read it. Always verify at the source before you buy.
Justinmind
From free tier to $29/editor/month. Optional perpetual licenses also available (20% of list price annually for updates after year 1).
- FreeFree
- UI design and wireframing
- Interactive input forms
- Vector design
- Pen tool
- Export to PNG, JPG, SVG
- +2 more
- Standard$19/editor/month
- Advanced interaction design
- Forms design
- Advanced collaboration
- Teams management
- Unified admin and billing
- +5 more
- Professional$29/editor/month
- Masters
- Smart templates
- Data simulation
- User flows
- Export to HTML
- +2 more
- EnterpriseContact sales
- SAML Single Sign-On
- Shared fonts
- Export to documents
- Requirements management
- JIRA & Azure DevOps integration
- +2 more
Lunacy
Free tier available; Pro from $11.99/user/month billed annually
- FreeFree
- Low-res raster icons
- Low-res raster illustrations
- Limited to 10 cloud docs
- 30-day version history
- 30-day storage for deleted docs
- +1 more
- Pro$11.99/user/month billed annually
- Editable vector icons
- Editable vector illustrations
- AI image upscaler
- AI background remover
- No attribution or backlink required
- +3 more
- EnterpriseContact sales
- Custom plan tailored to needs
- Granular access control
- Priority feature development
- Dedicated customer success manager
- 24/7 priority support
- +2 more
Platform & deployment
Where each product runs and how it can be hosted. A dash means undocumented, not unsupported.
Integrations
What each product connects to. Counts come from the vendor's own integration directory where one exists.
- Sketch
- Figma
Justinmind
- Adobe XD
- Adobe Photoshop
- Adobe Illustrator
- JIRA
- Confluence
- Azure DevOps
- Usertesting
- Validately
- PhoneGap
Lunacy
- Figma
- Sketch
Justinmind or Lunacy: which one depends on you
A composite score cannot know your constraints. Describe them and both get re-weighted against what you actually need, with the evidence behind every position.
Free to run, no account needed to start. How the evaluation works
Comparison generated from independently-sourced facts. Every value links to its source and retrieval date. See the method.