The iPhone turns 15: a visual history of every model to date

Fifteen years ago, Steve Jobs introduced the very first iPhone. He described it as three devices in one: a “widescreen iPod with touch controls, a revolutionary mobile

phone, and a breakthrough internet communications device.” But since its first unveiling, the iPhone has become much more than that. It’s a symbol of the tech industry, of

the modern era as a whole, and has made Apple the largest company in the world in terms of market capitalization. In 2015, it was speculated to be the most profitable product ever

and helped grow Apple’s market cap to not just $1 trillion or $2 trillion — but as high as $3 trillion. One reason for that is the steady pace of progress Apple has made to

keep the iPhone at the top of the fray. It started with a compact device that focused on user interface and software, then upgraded network speeds and processor specs. Later, it

added incrementally better cameras, followed the market to add bigger screens, and kept introducing new software and security features. A decade and a half on, the iPhone

is still making headlines. Let’s take a walk down iPhone memory lane to see where it is now and where it has been: