Fluid UI

Fluid UI is the fastest mobile app prototyping tool available. Design and test your low and high fidelity app mockups on a mobile device with ease.

Freemium
Web

Fluid UI is the fastest mobile app prototyping tool available. Design and test your low and high fidelity app mockups on a mobile device with ease. Simple and UX oriented, this UI tool helps unlock creativity and will save your team time and money while gathering app requirements.

Links to official Fluid UI sites

Official Website
Twitter
Facebook

Features

Real time collaboration Export to PDF Flow diagram visualisation Live Preview

The Best 75 Fluid UI Alternatives

501 Like

draw.io

draw.io is a free online diagram drawing application for workflow, BPM, org charts, UML, ER, network diagrams. No login or registration are required and features include the ability to save locally (including svg), a range of stencils, .

Free Open Source Web Chrome Self-Hosted

Office Online integration Works Offline Export to PDF Auto aligment rulers Google Chrome extension Document templates Sync with Dropbox Sync with Google Drive Interior Design Multiple export options Svg export Website wireframing
476 Like

Lucidchart

Online diagram and flowchart software that supports Microsoft Visio import and can work on any operating system.

Freemium

Real time collaboration Export to PDF Team Collaboration Sequence Diagrams Wireframing
165 Like

OmniGraffle

OmniGraffle can help you make eye-popping graphic documents—quickly—by providing powerful styling tools, keeping lines connected to shapes even when they’re moved, and magically organizing diagrams with just one click.

Commercial Mac OS X iPad
95 Like

Balsamiq Mockups

Using Balsamiq Mockups feels like you are drawing, but its digital, so you can tweak and rearrange controls easily, and the end result is much cleaner.

Commercial Mac OS X Windows Web
85 Like

ConceptDraw PRO

ConceptDraw PRO v11 is the only product that supports Visio legacy, runs on macOS and Windows, and is a perpetual license. Import/Export VDX, VSDX, VSSX and Import VSD, VSS files.

Commercial

Portable Multiple languages Real time collaboration Team Collaboration
70 Like

Moqups

"The most stunning HTML5 App for creating high fidelity, resolution independent SVG mockups and wireframes!" The Free Plan includes 2 projects (limited to 300 objects) and 5MB of storage.

Freemium Web

Real time collaboration SVG Support
53 Like

InVision

InVision's prototype tool lets you create interactive wireframes and high-fidelity prototypes. Share your work and get instant feedback right on-screen.

Freemium Web

Real time collaboration Group chat Kanban boards Support for @mentions Slack integration Jira integration Trello integration GitHub integration Basecamp integration Import from Sketch
45 Like

Gliffy

"If they could see what Im thinking, they'd get it!" People just understand faster with pictures. It helps them see how information is connected, whether it is complete, and how a shift in one element impacts something else.

Commercial Chrome OS Web
34 Like

Concept.ly

Free web and mobile mockup tool. Transform your design and mockups into clickable interactive applications. Perfect way to validate ideas faster with lean startup thinking. Best tool for quick prototyping.

Freemium Web
33 Like

Edraw Max

Creating flowcharts, organizational charts, business diagrams, science illustration, network diagrams, mind map and lots more. Free Examples Download.

Commercial Mac OS X Windows Linux

Real time collaboration Export to PDF
33 Like

Enterprise Architect

Enterprise Architect is a collaborative modeling, design and management platform based on UML and related standards.

Commercial Windows

Sequence Diagrams Class Diagrams Component Diagrams
32 Like

Axure RP

Axure RP is the leading tool for rapidly creating wireframes, prototypes and specifications for applications and web sites.

Commercial Mac OS X Windows
31 Like

SmartDraw

Instead of starting with a blank screen, SmartDraw gives you the exact template you need. Then use simple commands to add your information and SmartDraw does the rest. There's no other drawing software like it.

Commercial
27 Like

UXPin

UXPin is a web-based system for managing design documents like wireframes, sitemaps, persona descriptions or flowcharts. It lets you upload image files, invite teammates to review and comment on them, and keep track of revisions.

Commercial Mac OS X Windows Linux Web
20 Like

mockingbird

mockingbird is an online tool that makes it easy for you to create, link together, preview, and share mockups of your website or application. It is not Flash based.

Commercial Web
17 Like

MockFlow

Nothing to download/install, create and access your mockups from anywhere. Add pages with templates and define links to present a clickable prototype. Our components are of medium-fidelity not very sketchy or look too real.

Freemium Web
17 Like

Lovely Charts

Browser based Chart and Diagram tool. Requires sign up. Free account allows one diagram to be saved. Very easy to use, professional looking.

Commercial Mac OS X Windows Linux iPad Web
16 Like

Diagram Designer

Simple vector graphics editor for creating flowcharts, UML class diagrams, illustrations and slide shows.

Free Windows
16 Like

Marvel

Marvel is a free prototyping tool that transforms static design files (like Photoshop files, PNG etc) and sketches into interactive, sharable prototypes that look and feel like real apps and websites

Freemium Android iPhone Web Apple Watch tvOS

Anonymous Commenting Built in Commenting System
15 Like

Diagramo

Diagramo is an online flowchart software - diagrams (create, edit and share) - organization charts (create, edit and share) - network diagrams (create, edit and share) - graphs (create, edit and share)

Free Open Source Web

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Fluid UI

Links to official Fluid UI sites

Features

Categories

Tags

The Best 75 Fluid UI Alternatives

draw.io

Lucidchart

OmniGraffle

Balsamiq Mockups

ConceptDraw PRO

Moqups

InVision

Gliffy

Concept.ly

Edraw Max

Enterprise Architect

Axure RP

SmartDraw

UXPin

mockingbird

MockFlow

Lovely Charts

Diagram Designer

Marvel

Diagramo

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