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FluidUI

Fluid UI is a rapid prototyping tool designed for designers, developers, product owners, and product visionaries to quickly create web and mobile prototypes.

Free tierPrice verified 2026-09-29Visit site ↗
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Our verdict

Who it's for

Create interactive web and mobile prototypes quickly and easily with built-in libraries and collaboration.

Who should look elsewhere

Specific collaboration features like real-time editing are tied to higher-tier plans

Pros

  • +Fast and easy to create prototypes
  • +Extensive library of pre-built components
  • +Supports custom asset uploads
  • +Interactive prototypes with gestures and animations
  • +Clear visualization of page relationships (screenflow)

Cons

  • −Specific collaboration features like real-time editing are tied to higher-tier plans
  • −Export and print features are not available on the free or Solo plan

Key features

  • ✓Rapid Prototyping
  • ✓Over 2000 Built-in Libraries (Material Design, iOS, Windows, Wireframe)
  • ✓Upload Existing Assets and create personal libraries
  • ✓Mouse and touch gestures for interactivity
  • ✓Beautiful page animations
  • ✓Screenflow visualization
  • ✓Real-time collaboration
  • ✓On-device testing with player app

Pricing

PlanPriceBillingNotes
Free—month—
Solo$8.25monthAll libraries; Unlimited uploads; Reviewing
Pro$19.08month10 projects; 1 user license (you); Unlimited reviewers
Team$41.58monthUnlimited projects; 5 users (including you); Unlimited reviewers

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