Design and prototyping tool for web and mobile apps
From wireframes to highly interactive prototypes
Easily design fully-interactive prototypes
Bring interaction design to a new level creating from clickable prototypes to fully-functional simulations. We provide a full range of web interactions and mobile gestures, so that you can focus on creating delightful user experiences.
Visual Design
You can design the style, size and layout distribution of any UI element to fit the look and feel of your screens.
Web interactions
Design web experiences with a full range of interactions, animations and transitions. Create anything from simple links to advanced interactions.
Responsive prototyping
Create prototypes for websites and web apps that adapt to multiple screen resolutions for desktop and mobile. The UI elements in your screens will also adapt automatically. One free prototyping tool to rule all devices!
Liquid layouts
Define liquid containers to allow elements on a page adapt to different screen sizes, orientations, or aspect ratios.
Auto-resize UI components
Auto-resize automatically resizes groups of elements on your pages, saving you from multiple changes and letting you focus on creating.
Forms and data in motion
Prototype smart forms and data lists, and test them instantly without writing a single line of code. You can also design conditional navigation flows for advanced user journeys.
Prototyping forms interaction
Define interactions and validations for form fields: input, drop-downs, radio buttons…
Data lists and grids
Design data visualization. Data lists can be dynamic and use data to help user testing.
Bring your prototypes to life in a click
Visualize your web and mobile prototypes, while you design them. Test your designs with users.
Instant preview
Simulate prototype behavior while you design. Save time on your creations!
View on device
Use our viewer to test your prototype live on any iPhone, iPad or Android device.
Export to HTML
Export your prototype to a fully functional and interactive HTML.
Free UI kits for web and mobile
Speed up your design process with ready-made and frequently updated UI kits. You can also create your own UI kits with personalized components
Websites and web apps
Use UI kits for prototyping with interactive components
Mobile apps
Find iOS and Android components pre-installed in the Justinmind free prototyping tool.
Diagramming, Sketching and more
You’ll also find UI kits for flowcharts, sketching, Salesforce, Oracle and many more.
Interactive prototypes help us learn quickly and iterate, so that we can create great products
"Meagan Timney
Senior Product Designer | INKLING
Efficiently showing our requirements has led to highly functional, well-designed products that our clients love
"Kacie Conroy
Senior Business Analyst | YAHARA SOFTWARE
With the ability to create prototypes across different screen sizes and devices, we are able to validate hypotheses prior to creative design and build
"Chris Murray
Director User Experience | DIGITAS HEALTH LIFEBRANDS
Design Systems
Keep consistency in your Style Guides, UI component libraries, interactions, templates and other deliverables. Share your assets with design teams, business analysts and developers.
Create your own UI Kits
Easily refine and reuse the built-in libraries or create your own. Personalize them with your own style and interactions.
Share and sync UI components
Centralized management for your UI kits. Maintain your UI elements and style guides synchronized across all your teams.
Reuse via templates and masters
Templates and masters allow you to share and reuse content (headers, footers and more) across all the screens of a prototype.
Collaborate on your prototypes
Validate early and often. Allow all your stakeholders to test and review your prototype, leaving no room for misunderstandings. Improve communication between teams, putting them all on the same page.
Design handoff for developers
Say goodbye to time-costly communication breakdowns. With our developer-friendly viewer, design-development collaboration is stress-free. Developers can inspect prototypes and get assets. Keeping developers in the loop means your designs get built pixel perfect.
Specifications
Instantly export your project to clear specifications documents, along with the visuals needed for easy interpretation. All the information in your prototypes can be exported to customizable documents. You can even create customized document templates.
Export documentation
With a single click, generate specifications documents from your prototypes.
Manage requirements
Add and manage text requirements within the UI prototype and integrate the requirements in your preferred Agile tool.
Customize deliverables
Create your own specifications document templates or use our API to generate the assets you need.
We love your agile and design tools
By combining Justinmind’s prototyping strength and your current design, agile and user testing tools, you’ll be able to rapidly build engaging prototypes for real users to test drive. Bring your designs to life right now!
Sketch
Import your designs from Sketch into Justinmind and add interactions, effects and transitions
Adobe Suite
Edit images in Illustrator or Photoshop and see those edits reflected instantly in your interactive prototypes
Atlassian JIRA
Justinmind’s powerful JIRA integration means you can streamline information and break down silos
Microsoft TFS
Import and export work items from Microsoft TFS to Justinmind
User Testing
Record user’s reactions as they test the prototype
Hotjar
Know how real users interact with prototypes
Success stories
Find out why thousands of users love to use Justinmind to create web and mobile app prototypes.
Recommended reading
Learn more about the industry best practices, keep up with recent Justinmind updates and hear all about the latest trends of UX design.
