We have developed Android apps based on operating system to modified latest version of the Linux kernel and other open source software, designed primarily for touchscreen mobile devices such as smartphones and tablets. That is maintained by Google and is everyone else's answer to the popular iPhones from Apple. It is used on a range of smartphones and tablets including those manufactured by Google, Samsung, LG, Sony, HPC, Huawei, Xiaomi, Acer and Motorola.