WordPress iOSiOS The operating system used on iPhones and iPads. and Android version 22.1 is available for testing. Sign up here to join the betaBeta A pre-release of software that is given out to a large group of users to trial under real conditions. Beta versions have gone through alpha testing in-house and are generally fairly close in look, feel and function to the final product; however, design changes often occur as part of the process. program on iOS or follow this link on your Android device, tap on “Become a beta tester”.