Google Chrome OS is an open-source, lightweight operating system developed by Google and based on the Linux kernel and Google's Chrome web browser. It is designed to be used primarily for web applications and fast booting. Chrome OS netbooks are intended to be more affordable secondary devices that boot in under 10 seconds and keep all user data and settings synced securely to the cloud. The OS focuses on being fast, synced, secure and always up-to-date through automatic upgrades when online. It runs web applications from the Chrome Web Store and has built-in connectivity options.