There are many Themes available for download that will work with your WordPress installation. You can download themes directly to your blog by using the Add New Themes option in the Appearance sub-menu.

WordPress currently comes with three themes: the default Twenty Fourteen theme and previous defaults Twenty Thirteen theme and Twenty Twelve theme. You can switch between Themes using the Appearance admin panel. Themes that you add to the theme directory will appear in the Administration Screen > Appearance > Themes as additional selections.

The WordPress Theme Directory is the official site for WordPress Themes, which have been checked and inspected, and are free for downloading. There are plenty of really great free themes available in the WordPress directory; however, unless you know what you’re looking for, you could get confused. Here are some of the best WordPress themes to choose from.

Free WordPress Themes

Appliance (Download)

Appliance is a clean and minimalist theme that is ideal for blogs / magazines / portfolios. Spacious, minimalist, clean, light and very fast to load.

Mystile (Download)

Mystile is a clean, lightweight WooCommerce theme, designed as a canvas which you can use as-is, or easily create a unique design to match your products. The theme is responsive as standard, and comes bundled with plenty of options and alternate colour schemes.

Workality Lite (Download)

A fully responsive portfolio theme for creative people and agencies. It’s great way to display your portfolio through 4 different thumbnail size types and responsive layout. And it’s completely free!

Socially Awkward (Download)

A responsive CSS3 and HTML5 media theme. The Web is an ever-changing place to interact with others socially. You need a theme that represents who you are on the Web. The theme is fully loaded to display self-hosted media (images, audio, video) and media from third-party social media sites. It integrates with many of your social networking profiles, supports all post formats, and integrates with the Custom Content Portfolio plugin, giving you the ability to share your creativity with the world.

Alexandria (Download)

HTML5 & CSS3 Responsive WordPress Business theme with business style home page layout with welcome section, 3 product/services blocks and a client quote/testimonial section. 2 logo section layout options. 2 premade (Blue, Red) ready to use color schemes/skins. 3 widget areas in footer, 1 widget area in sidebar. 2 page layouts including a full width page template. Social media icons in footer.

Alice (Download)

A very neat child theme for Stargazer WordPress Theme (The most advanced theme ever crafted). The child Theme gives your site a whole different look. It also inherits all the awesome feature from its parent theme. Check out the live demo site here. You may find all documentations about the parent theme at ThemeHybrid and about the child theme at BlogSynthesis.