18.4
UXPin is a design and prototyping platform for building interactive prototypes with states, logic, conditional flows, variables and dynamic content.
Free planAndroidiOSWeb
Best UI Design Tools in 2026
When you’re comparing UI design tools, consider how you want to move from interface ideas into interactive prototypes and shareable work. Real-time collaboration, design systems, and variables tokens can help distinguish workflows, while developer handoff and desktop app availability are other points to weigh. Free plans and paid-from prices add a cost comparison. Fluid UI, Justinmind, and Mockplus are among the…
28.3
Justinmind is an interaction design and prototyping tool for web and mobile apps.
Free planAndroidiOSWeb
38.3
Mockplus is a product design platform for rapid prototyping, collaboration and design systems.
Free planAndroidiOSWeb
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Marvel
Marvel is a design platform for creating wireframes, mockups, interactive prototypes, and design specifications in one place.
Free planAndroidiOSWebAPI8.2From $12 a month - 5
Wondershare Mockitt
Wondershare Mockitt is a design and prototyping tool for making interactive prototypes and sharing them.
Free planAndroidiOSWebLinux8.2From $6 a month - 6
Lunacy
Lunacy is a graphic design app and platform for power users and teams.
Free planWebAPILinuxmacOS8.0From $4.99 a month - 7
ProtoPie
ProtoPie is a high-fidelity prototyping platform for creating and testing interactive digital experiences.
Free planAndroidiOSWebAPI7.9From $25 a month - 8
Fluid UI
Fluid UI is a web-based tool for creating, editing, previewing, sharing, and exporting mockups of mobile apps.
Free planAndroidiOSWebLinux7.7From $8.25 a month - 9
Proto.io
Proto.io is a web-based, no-code tool for creating interactive prototypes for iOS, Android, and web.
Free planAndroidiOSWeb7.7From $29 a month - 10
Moqups
Moqups combines wireframing, mockups, diagrams, prototypes, and whiteboarding in an online app.
Free planWebAPIExtension7.6From $11 a month - 11
Figma Slides
Figma Slides is a collaborative presentation tool for creating and delivering decks, and is included with seats on every Figma plan.
AndroidiOSWebLinux7.3From $3 a month - 12
Visily
Visily is a browser-based AI UI design tool for people who need app mockups and product designs.
Free planWebExtension7.3From $14 a month - 13
7.2From $20 a month - 14
FlowMapp
FlowMapp is a visual platform for planning user experience work and preparing web design projects.
Free planWebLinuxmacOSWindows7.2From $15 a month - 15
Sketch
Sketch covers product design work from interface creation through design systems, interactive prototypes, and developer handoff.
iOSWebmacOS7.2From $12 a month - 16
Penpot
Penpot is an open-source design platform for teams that supports collaboration between designers and developers.
Free planWebAPISelf-hosted7.1From $7 a month - 17
Frame0
Frame0 is a desktop app for creating interactive prototypes and working with design systems.
Free planLinuxmacOSWindows7.0$79 one-time - 18
NinjaMock
NinjaMock is a web tool for designing app and website mockups, building navigable prototypes, and sharing work with collaborators.
Free planWeb7.0From $85 a month - 19
Wireframe.cc
Wireframe.cc is a web-based tool for sketching page layouts and interface ideas.
Free planWeb7.0Free plan - 20
MockFlow
MockFlow is a visual workspace for brainstorming and planning with diagrams, mind maps, flowcharts, moodboards, storyboards, wireframes, and lite prototypes.
Free planWebExtensionmacOSWindows6.9Free plan - 21
MockupTiger
MockupTiger is a browser-based wireframing application for creating website, mobile-app, and dashboard mockups.
WebLinuxmacOSSelf-hosted6.9From $89 a year - 22
Principle
Principle is software for designing animated, interactive interfaces for web, mobile, and desktop.
iOSWebmacOSSelf-hosted6.9$129 one-time - 23
Axure RP
Axure RP is a prototyping tool for creating interactive UX designs with triggers, conditions, actions, and variables.
macOS6.8From $29 a month - 24
MUI
Free planWeb6.8From $299 a year - 25
Uizard
Uizard is a cloud-based design tool available on the web and as a browser extension.
Free planWebExtension6.8From $39 a year