The iTouch 3rd gen looks very similar to the iTouch 2nd gen. The main difference is the shape of the speaker on the back. The iTouch 3rd gen back speaker has rounded corners, but is more square shaped in the bottom right corner. The iTouch 2nd gen has a speaker shape that is mostly oval. If you can't tell which model you have thats ok, our 2nd and 3rd generation iPod touch repairs are usually priced the exact same. We will be able to tell right away, and your device will get repaired just as fast as all off the other devices we fix.