Read all about Boom for iOS in this blog post. UPDATE May 2016: you can now get Boom for iOS! It’s by Global Delight, the same people who make Boom 2 for the Mac, and it’s sensational. However, if you use the coupon code BOOM3D33TM you’ll save 33% and get it for $11.38. How much louder will it get? Well, think of it this way: with Boom 2, your Mac’s volume goes to 11. All you need is a remarkable piece of software called Boom 2. You don’t need an amplifier or external speakers to do it. Here’s how you boost the maximum sound volume beyond what your Mac thinks “full blast” is– because sometimes “full blast” isn’t loud enough.