The best UI Design alternative to Microsoft Visio is Lucidchart, which is free. If that doesn't suit you, our users have ranked more than 100 alternatives to Microsoft Visio and seven of them are UI Design Tools so hopefully you can find a suitable replacement. Other interesting UI Design Tool alternatives to Microsoft Visio are Pencil Project, Miro, Whimsical and Wireflow.
Lucidchart is a cloud-based platform that promotes teamwork through diagramming, collaboration, and data visualization. It serves millions worldwide, offering flowcharts, UML, real-time collaboration, Visio support, and browser access. Designed for innovation and understanding, it integrates easily into workflows.
Pencil is a standalone app that lets you create diagrams or UI mockups. It doesn't have collaboration/multi-user features.
A secure collaboration platform for distributed teams offering real-time and asynchronous capabilities, infinite canvas, integrations with major tools like Google Suite, Slack, and Dropbox, and features for enhanced product development and design workflows.
Whimsical is a collaborative visual workspace for creating flowcharts, wireframes, virtual sticky notes, and more!.
Feature-rich, open-source Wireflow offers a collaborative platform for online creation of complex user flow prototypes. Ideal for team work in UI design, wireframing, and mind mapping, promoting idea sharing in real-time environment aided by modern whiteboard features.
ProcessOn is One tool for diverse diagramming needs.Product capabilities are mainly divided into Mind Map,Flowchart,Whiteboard,Mermaid,Formula Editor.Most importantly, ProcessOn supports AI-powered graphing, empowering tools through intelligent AI.
Nevron Vision for .NET provides a complete set of components for data visualization that integrate with WinForms, Wpf, ASP.NET, and MVC applications.
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I have tried them all. Lucidchart is the easiest to use, works across all my devices, and supports real-time collaboration.