"Duet is the first app that allows you to use your iDevice as an extra display for your Mac using the Lightning or 30-pin cable. Fast Duet is built by ex-Apple engineers, delivering a retina display at 60 frames per second with zero lag. Seriously. Productive An additional display increases productivity by up to 48%. Touch Interact with OS X like never before. The most advanced display for your Mac." #apps #pricey #mac #windows #monitors #secondary_monitors #paid #portable #iOS #!TO_TAG #price:$16 #pub