Unlimited

Fast, responsive, beautiful, and accessible. With Unlimited, your content will reach more people, on more devices, around the world. Unlimited’s simple design puts the focus on your content, and supports it with clean, reliable code. See the fully setup live demo here: https://www.competethemes.com/unlimited-live-demo/

Universal

Universal is part of the Cities project, a project to create WordPress themes for accessible web sites. Universal includes extensive inline documentation about the accessibility features of the theme – use it to learn, to extend, or for your site’s theme! Universal is responsive and flexible, helping you build the accessible web site you need for blogging or business.

Unite

Unite is a clean, modern and fully responsive WordPress wedding theme built using Bootstrap 3 which makes it optimized for tablets and mobile. It is a highly customizable eCommerce theme with unlimited color variations that can be tweaked via simple yet powerful Theme Options. Theme has a built-in Popular Posts Widget, Infinite Scroll (powered by Jatpack) and translation support. It’s now available in German and French. Theme features fancy image slider, SEO friendly structure, logo support, social links and widgetized homepage. This theme was built to be used for wedding related websites but can be tweaked to be used as any other image-centric blog such as travel. Unite theme now supports WooCommerce to create your own eStore.

Unique

A responsive HTML5 and CSS3 magazine-/news-style WordPress theme with six dynamic layouts, custom widgets, three menu locations, designs for all post formats, support for multi-author sites, and custom page templates. It is packaged with Flexslder, breadcrumbs, numbered pagination, translation files, and much more to get your news site started off on the right foot. It also supports the Grid Columns plugin for columnized content and the Whistles plugin with custom styles for tabs, toggles, and accordions.

Uniq

Uniq is elegantly designed clean and responsive theme. It comes with customizer option panel and one primary widget area and 7 other widget areas. It uses skeleton grid for layout which keeps minimal css. Also, it uses SASS to generate stylesheet. Best suited for Corporate/Business and Blog sites, but can be used for any type of site.

Uniform

Uniform is a clean, simple business theme which is fully responsive and contain mostly used features that helps to setup your site easily and quickly.Full width and boxed layout, featured slider, featured posts, services layout, testimonial layout, blog layout, social media integration,call to action and many other page layouts .Highest level of compatibility with mostly used WP plugins.Great customer support via email, support forum. View full Demo here: http://demo.mysterythemes.com/uniform/ | Support: http://mysterythemes.com/support/forum/themes/free-themes/

Unicorn

Unicorn comes equipped with many options to tweak the way it shows your content. There are options to enable or disable sidebars, 3 nav menus, favicon, scroll to top button, custom header, logo and background (or have no header and background at all), options to change colors of design elements and the option to enable or disable header image and text on not core pages. You can also choose to display your recent posts or a custom page to be shown at the site’s front page with it’s own unique widgetized areas. Unicorn has 2 custom widgets for displaying social media icons and slider. It can show up a slideshow at a different frame rate speed in any sidebar. Translation ready. You can find the demo at http://wpblogs.ru/themes/unikorn/.