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 Game UI Design Software in 2026
Designing game interfaces means working through screens, prototypes, and the handoff to development. Compare design systems, prototype capabilities, and UI animation support to understand which parts of that process each option covers. Fluid UI, Framer, and Mockplus are among the entries to weigh against your interface needs. For collaborative work, check real-time collaboration and included seats; developer handoff…
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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Framer
Framer is a no-code website builder for teams that want visual design control, responsive layouts, CMS content, SEO tools, analytics and managed hosting.
Free planAndroidiOSWebLinux8.2From $10 a month - 5
Marvel
Marvel is a design platform for creating wireframes, mockups, interactive prototypes, and design specifications in one place.
Free planAndroidiOSWebAPI8.2From $12 a month - 6
Pixso
Pixso is a workspace for teams building digital products, combining UI/UX design, prototyping, whiteboarding, feedback, design systems, and developer handoff.
Free planAndroidiOSWebAPI8.2From $4 a month - 7
Lunacy
Lunacy is a graphic design app and platform for power users and teams.
Free planWebAPILinuxmacOS8.0From $4.99 a month - 8
ProtoPie
ProtoPie is a high-fidelity prototyping platform for creating and testing interactive digital experiences.
Free planAndroidiOSWebAPI7.9From $25 a month - 9
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 - 10
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 - 11
Moqups
Moqups combines wireframing, mockups, diagrams, prototypes, and whiteboarding in an online app.
Free planWebAPIExtension7.6From $11 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
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 - 18
Wireframe.cc
Wireframe.cc is a web-based tool for sketching page layouts and interface ideas.
Free planWeb7.0Free plan - 19
MasterGo
Free planAndroidiOSWebAPI6.9Free 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
Principle
Principle is software for designing animated, interactive interfaces for web, mobile, and desktop.
iOSWebmacOSSelf-hosted6.9$129 one-time - 22
Axure RP
Axure RP is a prototyping tool for creating interactive UX designs with triggers, conditions, actions, and variables.
macOS6.8From $29 a month - 23
Uizard
Uizard is a cloud-based design tool available on the web and as a browser extension.
Free planWebExtension6.8From $39 a year - 24
WireframeSketcher
WireframeSketcher is a paid desktop application and Eclipse plug-in for creating wireframes, mockups, and prototypes for desktop, web, and mobile applications.
LinuxmacOSWindows6.8$89 one-time - 25
OpenPencil
OpenPencil is a free, open-source design editor compatible with Figma files, and it also provides a toolkit for building custom editors.
Free planAndroidiOSWebAPI6.7Free plan