On the surface, the default iOS Calculator app seems very simple. But, there are a few tricks up the Calculator app's sleeve.

Unlock the full potential of your iPad calculator app with our beginner's guide on how to use math notes on iPad. See how it can automatically calculate math equations and show results as you write.

Soulver, the popular smart notepad calculator and one of my most-used Mac apps, is now available on iPad. Soulver for iPad offers all of the same powerful features as the Mac app, including live ...