Firefox 4 for Android has been released for Android based smartphones and tablets. It is also available for Nokia Maemo devices.

Some of the main updates are that Firefox 4 hides your browser controls when not needed which gives a larger viewing area.  With Firefox Sync you can install add-ons right from your phone or tablet to customize your browser exactly the way you like.

Type less with the Awesome Screen, which gives you one-tap access to your bookmarks, history and custom list of search engines. Tabbed browsing allows for easy navigation and fast switching between Web sites with just one swipe of your finger.

Firefox say that the new Firefox 4 for Android is 3 times quicker than the basic Android mobile browser. It can be downloaded free from Android Market.

The video below shows a run-through of Firefox 4 for Android and a list of features are below this.

Streamlined Interface

• Focus on Web content: Features like tabs, one-touch bookmarking and browser controls that stow away when not in use help users focus on the websites they visit

Browse More, Type Less

• Awesome Screen: Type less with easy access to history, bookmarks and open tabs
• Save to PDF: Capture important websites, like directions or a boarding pass, to view offline
• Share Page: Share websites via apps like email, Facebook, Twitter, Google Reader and more
• Add Search Engine: Customize your search engine list

Private and Secure Synchronization

• Firefox Sync: Access Awesome Bar history, bookmarks, open tabs, passwords and form data across multiple computers and mobile devices with secure end-to-end encryption

Most Customizable:

• Firefox offers thousands of ways for users to customize the features, functionality and look of their mobile Web browser with Firefox Add-ons