Welcome to FineUI

ASP.NET WebForms/MVC UI Controls for Enterprise Apps

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Product Features


We develop every component using ASP.NET best practice, from naming to complex AJAX interactions, we make all interfaces simple and developer friendly.

Creative design

FineUI has many simple but practical creative designs, from native AJAX support, lightweight data transfer, iFrame based UI layout etc.

Lightweight data transfer

FineUI invented FState to replace ViewState for much smaller date trasfer but same developing convenience.

High performance

No whole page refresh. Using Ajax, only part of the UI will be re-rendered.

Cross browser support

FineUI supports all modern browsers, IE, Edge, Safari, Chrome, and Firefox.

Continuous development

FineUI has 120+ updates since April 2008, and keeps updating down the road...

50+ Components, 800+ Code Examples

Each FineUI product has online examples and documents.

FineUI contains 50+ components and 800+ code examples, ready to use in your ASP.NET web apps. Copy & paste codes from examples can speed up your development with FineUI.

FineUI comes with built-in AJAX support for desktop, tablets and phones.

50+ Built-in Themes

Theme allows your app to fit seamlessly with your project design.

FineUI is built on top of jQuery, the popular client-side javascript library. This gives our product excellent cross-browser compatibility support, lightweight footprint but flexible theme options.

You do not need to know a lot about CSS or Javascript, just simply choose a theme to start build your web apps in your prefered style.

Semantic Code

FineUI is designed to lower your learning curve.

FineUI exactly follows ASP.NET naming convention and development framework, you will find our control name, attributes, methods, events are same as native ASP.NET control. You will know FineUI as you know ASP.NET technology.

FineUI brings you less development time, lower cost, easier maintenance and upgrade.

Get FineUI Now

You can download and try FineUI for free. If you are planning to use it for commercial projects, please purchase a license. We have online examples, documents and QuickStart to help you quickly get familiar with FineUI.


FREE download and FREE trial of FineUI products

Email info@fineui.us for purchase

FineUI WebForms


Build enterprise web app without knowing Javascript or CSS.


View Examples (800+)

View Docs



Boost your productivity with 50+ UI controls and 700+ examples.


View Examples (700+)

View Docs



jQuery based lightweight & high performance Javascript UI library for all browsers.


View Examples (500+)

View Docs

FineUI Core


Support ASP.NET Core 2.0, excellent cross platform (Windows, Mac & Linux) support.


View Examples (700+)

View Docs

Our customers

Professionals around the world rely on FineUI to build enterprise apps


Our 4 products include FineUI JS, FineUI WebForms, FineUI MVC and FineUI Core.

Email info@fineui.us for purchase

Free Trial

US$ 0
up to 3 months

  • Includes all 4 products
  • Limited support & limited feature requests
Get Started

Ultimate Pack

US$ 1,490
per developer per year

  • Perpetual license with a one-year subscription
  • Includes all 4 products
  • Free upgrades with active subscription
  • Unlimited bug & feature requests
  • Priority support
  • 24 hours response time
  • Unlimited incidents per year
Get Started

For more pricing info, please check out FineUI Pricing Explained

Contact Us

Feel free to contact us for product features, pricing and purchase.

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Purchasing a FineUI license includes one year tech support and free upgrades. If you have any questions regarding sales, licensing, product and tech support, feel free to drop us a line, we will get right back to you. Our email address is: info@fineui.us