What do you know about the iPod’s roots?

The iPodwasn’t the first MP3 player.

There were no apps, no iPhone, and no Netflix.

Illustrated comparison of the original iPod and the iPod Classic

Lifewire / Nusha Ashjaee

The world was a very different place.

As technology evolved, the iPod evolved with it, often helping to drive innovations and evolutions.

This article looks back at the history of the iPod, one model at a time.

The original (1st generation) iPod

Apple Inc.

(We have separate articles tracingthe history of the iPod touchandthe history of the iPod Shuffle.)

Want to know just how successful the iPod really was?

Check outThis is the Number of iPods Sold All-Time.

2nd Generation iPod

Apple Inc.

When it was introduced, the iPod was a Mac-only product.

It required Mac OS 9 orMac OSX 10.1.

As a result, it quickly attracted accolades and strong sales.

3rd Generation iPod

Łukasz Ryba / Wikimedia Commons / CC BY 3.0

At the time of its introduction, Apple wasn’t the powerhouse company it later became.

The third-generation iPod introduced a new body style for the unit, which was thinner and had more-rounded corners.

It also introduced the touch wheel, which was a touch-sensitive means of scrolling through content on the equipment.

4th Generation iPod or iPod Photo

AquaStreak Rugby471 / Wikimedia Commons / CC BY 3.0

The iTunes Store was introduced at the same time as this model.

A Windows-compatible version of iTunes was introduced in Oct. 2003, five months after the third-generation iPod debuted.

Windows users were required toreformat the iPodfor Windows before they could use it.

HP iPod Mini

keegan / Wikimedia Commons / CC BY-SA 2.0

The center button was still used to select onscreen items.

The iPod Photo line was merged into the original line in fall 2005.

But thats not the case.

iPod Video

Apple Inc.

It sold this iPod for a while and even launched a TV advertising campaign for it.

At one time, HPs iPod accounted for 5% of total iPod sales.

iPod Video)

Apple Inc. A 30 GB U2 Special Edition was also available at launch.

By this point, videos were available at theiTunes Storefor use with the iPod Video.

Sixth Generation iPod)

Released:Sept. 2007Discontinued: Sept. 9, 2014

The iPod Classic (a.k.a.

It was also the final iPod from the original line.

The iPod Classic replaced the iPod Video, or 5th Generation iPod, in Fall 2007.

The CoverFlow interface debuted on Apple’s portable products on the iPhone in summer 2007.