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Best UI Design Tools in 2026

UI design tools help you shape interfaces, build interactive prototypes, and prepare design work for collaboration and handoff. Compared on design systems, interactive prototyping, prototype sharing, real-time collaboration, and variables tokens, these entries cover several parts of that process. Developer handoff and desktop app availability are useful details to weigh against your workflow, while free plans and paid-from pricing help you compare access and cost. Fluid UI, Justinmind, and Mockplus are among the tools included, as are ProtoPie and UXPin. Consider which capabilities matter most for the interfaces you create and how you work with others.

  1. 1

    Figma Slides

    Free plan AndroidiPhoneLinux+3

    Figma Slides combines presentation creation with team collaboration, audience engagement, and connections to other Figma tools.

    7.6 Free plan · paid from $3/user/mo Visit site
  2. 2

    FlowMapp

    Free plan LinuxMacWeb+1

    FlowMapp combines site planning, wireframing, collaboration, and project administration in one visual platform.

    7.6 Free plan · paid from $15/mo Visit site
  3. 3

    Fluid UI

    by Fluid UI
    Free plan AndroidiPhoneLinux+3

    Fluid UI combines mockup creation, interactive prototyping and review features, with plans ranging from a free account to paid options.

    7.6 Free plan · paid from $8.25/mo Visit site
  4. 4

    Justinmind

    Free plan AndroidAPIiPhone+4

    Justinmind combines interactive prototyping, collaboration, reusable UI assets, and export options.

    7.5 Free plan · paid from $19/mo · 10-day trial Visit site
  5. 5

    Frame0

    Free plan LinuxMacWindows

    Frame0 covers wireframing, interactive prototyping, and several diagram types in a file-based desktop app.

    7.4 Free plan · paid from $79 Visit site
  6. 6

    Lunacy

    Free plan APILinuxMac+3

    Lunacy combines design tools, built-in assets, and AI features with local-document and private-cloud options.

    7.4 Free plan · paid from $4.99/mo Visit site
  7. 7

    Marvel

    by Marvel
    Free plan AndroidAPIiPhone+1

    Marvel brings concept design, interactive presentations and developer handoff into one platform. Check the one-project free-plan limit and annual Pro pricing against your team's needs.

    7.4 Free plan · paid from $12/user/mo (annual) · 7-day trial Visit site
  8. 8

    MockFlow

    Free plan ExtensionMacWeb+1

    Choose MockFlow if you want wireframing and lite prototyping alongside a broad set of visual brainstorming tools.

    7.4 Free plan Visit site
  9. 9

    Mockplus

    by Mockplus
    Free plan AndroidExtensioniPhone+4

    Mockplus combines prototyping with developer handoff and collaboration tools, with free options and paid plans for expanded use.

    7.3 Free plan · paid from $5.95/user/mo (annual) Visit site
  10. 10

    MockupTiger

    Free plan LinuxMacSelf-hosted+2

    MockupTiger combines AI-assisted wireframing with editing, prototyping, sharing, and export options.

    7.3 Free plan Visit site
  11. 11

    HT Mega

    Free plan Self-hostedWeb

    HT Mega provides a large Elementor component library, visual theme-building tools, and an AI Writer for WordPress projects.

    7.2 Free plan · paid from $69/yr Visit site
  12. 12

    Moqups

    Free plan APIExtensionWeb

    Moqups brings several design and collaboration activities into one browser-based workspace.

    7.2 Free plan · paid from $7/user/mo (annual) Visit site
  13. 13

    Master Addons for Elementor

    Free plan Self-hostedWeb

    Master Addons expands Elementor with widgets, builders, integrations, and dynamic content features. Buyers can start free, while paid tiers increase website limits and include support and updates.

    7.1 Free plan Visit site
  14. 14

    Origami Studio

    Free plan AndroidiPhoneMac

    Choose Origami Studio if you need a free tool for creating interactive interface prototypes, with video export and mobile preview through Origami Live.

    7.1 Free plan Visit site
  15. 15

    ProtoPie

    by ProtoPie
    Free plan AndroidAPIiPhone+4

    ProtoPie combines detailed interaction options with cross-device prototyping and a free starting plan. Check the free-plan limits and .pie-only export format against your workflow.

    7.1 Free plan · paid from $25/mo Visit site
  16. 16

    Pencil Project

    Free plan LinuxMacWindows

    Pencil combines interface-specific stencils, diagram shapes, and a range of export options in a desktop tool. Its links between document pages can carry through to web exports as hyperlinks.

    7.0 Free plan Visit site
  17. 17

    Penpot

    Free plan APISelf-hostedWeb

    Choose Penpot for collaborative design, prototyping, design systems, and developer code inspection, especially when self-hosting matters. Look elsewhere if a desktop app is required.

    7.0 Free plan · paid from $7/mo · 14-day trial Visit site
  18. 18

    Proto.io

    by Proto.io
    Free plan AndroidiPhoneWeb

    Proto.io combines interactive prototyping, asset libraries, and sharing in a browser-based tool. The free plan has tight project, screen, and storage limits; paid monthly plans start at $29 a month.

    7.0 Free plan · 15-day trial Visit site
  19. 19

    UXPin

    by UXPin
    Free plan AndroidiPhoneMac+2

    UXPin combines interactive prototyping, coded libraries and team sharing across web and desktop platforms.

    7.0 Free plan · paid from $29/user/mo (annual) · 14-day trial Visit site
  20. 20

    Wondershare Mockitt

    by Wondershare Mockitt
    Free plan AndroidiPhoneLinux+4

    Mockitt combines interactive prototyping with collaboration, design-system, and handoff capabilities. Plan choice depends on the workspace, file, collaborator, and AI-credit allowances required.

    6.9 Free plan · paid from $10/user/mo Visit site
  21. 21

    Move Addons

    Free plan Self-hosted

    Move Addons offers a free starting set alongside premium widgets, templates and tools for moving designs between domains.

    6.8 Free plan Visit site
  22. 22

    MUI

    Free plan Web

    Choose MUI if you need React interface components, with a free Community tier or commercial access to advanced MUI X features.

    6.8 Free plan · paid from $299/yr Visit site
  23. 23

    NinjaMock

    by NinjaMock
    Free plan Web

    NinjaMock combines wireframing, linked prototypes, vector editing, collaboration, and video playback.

    6.8 Free plan Visit site
  24. 24

    Quant-UX

    by Quant-UX
    Free plan Self-hostedWeb

    Quant-UX combines interactive prototyping with testing and built-in analytics, with unlimited prototypes and tests on its Free plan.

    6.8 Free plan Visit site
  25. 25

    Uizard

    by Uizard
    Free plan ExtensionWeb

    Choose Uizard if you want web-based design with prototyping, sharing, collaboration, and developer handoff.

    6.7 Free plan · paid from $12/user/mo (annual) Visit site

#1Places #1, #2, #3, #4, #5 on this list can be bought by the makers of the software on it. See the price

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