Related Clues:

• Smartphone download
• iPad download
• Many a download
• Smartphone download, briefly
• Angry Birds, for one
• Phone program
• iPad purchase
• Doodle Jump, for one
• iPad buy
• It worked from a prompt
• Operating system
• Windows made it look obsolete
• Words With Friends, e.g
• Precursor to Windows
• Angry Birds, e.g