Fluid UI vs Pencil Project
On the evidence we track, Fluid UI leads this comparison with a composite score of 68/100. Scores are only directly comparable because these tools share a category; the full breakdown and every source is below.
Capabilities
Feature-by-feature on the axes that matter for wireframing. “-” means undocumented, not absent.
What each one is
The product in its own terms, so the numbers below have context.
Fluid UI
LeaderA collaborative prototyping platform where designers and product teams can quickly build interactive wireframes and high-fidelity prototypes using pre-built UI component libraries, test on mobile devices, and iterate with real-time team collaboration and built-in feedback tools.
Pencil Project
A freely available desktop tool for creating wireframes and mockups with built-in templates for web, mobile, and desktop user interfaces. Includes diagram drawing, interactive prototyping, and multi-format export capabilities.
Pricing
List pricing as published by each vendor, with the date we read it. Always verify at the source before you buy.
Fluid UI
LeaderFrom $8.25/month or $99/year. Free tier with up to 5 projects.
- FreeFree
- all libraries
- unlimited uploads
- reviewing
- on-device testing with player app
- Solo$8.25/month or $99/year
- all libraries
- unlimited uploads
- reviewing
- on-device testing
- Pro$19.08/month or $229/year
- export
- reviewer comments
- Team$41.58/month or $499/year
- real-time team collaboration
- all features
- unlimited projects
- unlimited users
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.
Fluid UI
LeaderNot documented yet.
Pencil Project
- OpenClipart.org
Comparison generated from independently-sourced facts. Every value links to its source and retrieval date. See the method.