The iPad is probably Steve Job's second most famous reveal, falling second only to the iPhone. Desgined to be a tablet for creatives and makers, the iPad permeated into the zeitgeist and is now widely used by schools, corporations, and anyone who wants their kid to be silent on a plane ride. This means that, like the rest of Apple's lineup, there's one for everyone!
For those who just need a tablet.
The iPad is the basic version of the iPad lineup with all of the features that most users need. This is for those who want to watch shows, do some emailing, and draw.
For on-the-go creators and makers.
The iPad Air is similar to the iPad, but it has a bit more power and is lighter, making it perfect for on-the-go travelers and people who like to keep their backpack light, without sacrificing a ton of power.
For those who need a workhorse.
The iPad Pro is the machine for those who want a Mac with a touch screen. It's heavier, but comes with a better screen, more computer power, and a more features beyond that tech. specs.