Android’s sweet new “Lollipop” flavor brings security improvements and easier ways to view and respond to notifications. The new Google software for mobile devices even lets you lend out your phone without worrying about a friend circulating your naked selfies on Facebook.

Apple made its new Mac operating system, Yosemite, available as a free download starting Thursday. Apple Pay, the company’s new system for using iPhones to make credit and debit card payments at retail stores, will launch on Monday.