The iPhone 4s, released on October 14, 2011 expanded on the iPhone's innovations with the addition of groundbreaking retina diplay technology and SIRI.
2010: iPhone gets face-lift
01:29 - Source: CNN

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iPhone went on sale June 29, 2007, when Nokia and BlackBerry ruled the phone world

Despite its hefty price tag ($600 for the basic model), the iPhone was an immediate hit

The phone helped pioneer touchscreen interfaces, mobile apps, smartphone addiction

CNN  — 

On June 28, 2007, Nokia was the top selling mobile-phone company in the world, people stopped working when they left their computers, Android phones didn’t exist, and high-powered executives were addicted to thumbing on their BlackBerrys.

The next day, Apple’s first iPhone went on sale.

At $600, it was a luxury item at first. But five years later, the phone’s dramatic impact can be seen in our daily lives, schools, factories and boardrooms. To date, more than 217 million iPhones have been sold, and they’re being used by construction workers to read blueprints, doctors to diagnose patients, governments to improve services and parents to quiet their kids in restaurants.

To ring in its 5th birthday, here are five ways the iPhone has made a mark on the world.

Photos: Our mobile ‘addiction’