Starting today, you can switch to the developer channel of Chrome OS and update your Pixel (2015) or R11 to the latest version of the operating system. After that, you will be able to install Android apps on your device.
Apple has announced iOS 10 at WWDC 2016, this is looking to be a powerful update for your iPad, focusing on functionality and security. The developer preview is available now, with Beta coming later and full release in the fall. Let's see what's new.