Compare the Top Free UI Design Software as of October 2025

What is Free UI Design Software?

UI design software enables designers to create attractive and functional UI and UX designs and interfaces. UI design tools streamline the prototyping and design process for user interfaces (UI). Compare and read user reviews of the best Free UI Design software currently available using the table below. This list is updated regularly.

  • 1
    Corel Vector
    Corel Vector is a free full-featured vector graphic design app that works on ALL platforms. Unlock the full power of your creativity with fast and flexible tools tailored to professional designers. Discover a new world of creativity and precision vector tools. Create shapes, lines, points and give incredible form to your work. Find everything you need for UI Design. Create mock ups and wireframes using shared styles, symbols, anchors, and pages. From color and lighting adjustments to filters and blending, Corel Vector has the photo effects you are looking for to edit your images. Whether you’re working on graphics for marketing materials, websites, icons, UI design, presentations, or social media—or just like creating cool art—Corel Vector gives you all the power, precision, and flexibility you need to unleash your creativity.
    Starting Price: $69 per year
  • 2
    Ant Design

    Ant Design

    Ant Design

    This is Ant Design's internal standard for evaluating design quality. Based on the assumption that "everyone is pursuing happiness at work", we have added the two values of "Meaningfulness" and "Growth" on the basis of "Certainty" and "Naturalness" to guide each designer towards better judgment and decision-making. Ant Design React is dedicated to providing a good development experience for programmers. Before starting, it is recommended to learn React and ES2015 first, and correctly install and configure Node.js v8 or above. The official guide also assumes that you have intermediate knowledge about HTML, CSS, and JavaScript, and React. If you are just starting to learn front-end or React, it may not be the best idea to use the UI framework as your first step.
    Starting Price: Free
  • 3
    Sciter

    Sciter

    Sciter

    Sciter brings a stack of web technologies to desktop UI development. Web designers, and developers, can reuse their experience and expertise in creating modern-looking desktop applications. Various GUI frameworks offer different UI declaration and styling languages, such as QML and XAML (Microsoft WPF). On the contrary, Sciter allows the use of time-proven, robust, and flexible HTML and CSS for GUI definition and GPU-accelerated rendering. In almost 10 years, the Sciter UI engine has become the secret weapon of success for some of the most prominent antivirus products on the market, Norton Antivirus and Internet Security, Comodo Internet Security, ESET Antivirus, BitDefender Antivirus, and others. The use of HTML/CSS has allowed their UI to stay in touch with modern GUI trends throughout all these years and will continue to well into the future. Sciter Engine is a single, compact DLL of 5+ Mb in size.
    Starting Price: $310 one-time payment
  • 4
    LVGL

    LVGL

    LVGL

    LVGL is the most popular free and open source embedded graphics library to create beautiful UIs for any MCU, MPU, and display type. Use SquareLine Studio, our drag-and-drop UI editor, to simplify the development. 30+ built-in widgets, 100+ style properties, web-inspired layout managers, and a typography system supporting many languages. LVGL is fully open source and has no external dependencies which makes its porting incredibly simple. It works with any modern MCU or MPU and can be used with any (RT)OS or bare metal setup to drive ePaper, monochrome, OLED, or TFT displays, and even monitors. Besides, it's free even for commercial projects. SquareLine Studio is an easy-to-use drag-and-drop UI editor tool for LVGL where even designers can create fully functional UIs. Just like LVGL, SquareLine Studio is also fully vendor-agnostic. We have a great network of people and companies who can help you design and develop your UIs, implement drivers, or the whole application.
    Starting Price: Free
  • 5
    SquareLine Studio

    SquareLine Studio

    SquareLine Studio

    Next-generation UI editor for individuals and professionals to design and develop beautiful UIs for your embedded devices quickly and easily. Exports platform-independent C or MicroPython code for LVGL which can be compiled for any vendor's device. Just click the play button to try out the UI instantly without rebuilding it in a pixel-perfect preview. Create custom components from the built-in widgets using styles, animations, and events. SquareLine Studio exports plain C or MicroPython code so you can use it on any platform. IoT, smart home and home automation, wearable instruments, automotive, medical devices, and many more. Even for 4K displays in kiosk devices or multi-platform desktop applications. Unlike in other prototyping tools, in SquareLine Studio you can build the UI from fully functional components. SquareLine Studio offers flexible licenses for all use cases, including personal use, startups, and large companies as well.
    Starting Price: $16 per month
  • 6
    FlutterViz

    FlutterViz

    Iqonic Design

    With the current demands of Flutter users, we are bringing the Flutterviz – Flutter UI Design Tool that is top-rated and majors in building the flutter app design with the latest flutter drag and drop UI builder. Flutterviz is the perfect tool for beginners and experienced Flutter developers alike. This Flutter UI Builder is simple to use and saves hours of development time, getting your app to market faster than ever before. Flutterviz is the best Flutter Drag and Drop UI Builder for designing amazing Flutter apps. It is developer-friendly, with simple and high-quality code. The latest drag and drop editor makes it easy to customize your app and create a truly unique user experience.
    Starting Price: $0
  • 7
    Hadron

    Hadron

    Hadron

    Your design is not stored internally in a custom data structure that has to be exported to code. Instead, we are always editing your code on the fly, allowing designers and developers to share files. Create unique responsive layouts with ease and without constraints by harnessing the power of the Web Platform. Our grid tool is the most powerful and easy-to-use grid system out there. Our GUI makes writing code unnecessary for designing. But, even so, you are actually generating your own code that you or your developer teammate can modify at any time. Imagine what you can build together. Colors, sizes, fonts, margins everything will look exactly like your users will see it, and developers won't have to spend time again guessing the designer's intentions.
    Starting Price: Free
  • 8
    GL Studio
    DiSTI's flagship HMI product, GL Studio, delivers advanced high-performance 2D and 3D user interfaces to the aerospace, automotive, industrial, medical, rail, commercial space, and agricultural industries. GL Studio is a GUI editor environment with C++ code generation and runtime library for standard QM embedded apps and Safety Critical apps. Leading global manufacturers and defense organizations like the U.S. Air Force, U.S. Navy, Boeing, NASA, Lockheed Martin, Jaguar Land Rover, Hyundai & Kia Motors, and Fendt Tractors choose GL Studio for its performance, fidelity, interface development, and deployment reliability. GL Studio exceeds the developer's workflow and runtime performance demands for avionics, instrument clusters, heads up displays, infotainment systems, or control systems.
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