iPhone 4 users can now download photos from their device by using the Photos app. This process is very simple and easy to follow. To start, open the Photos app and click on the three lines in the top left corner of the screen. This will take you to a list of photos that you have stored on your iPhone. To select a photo, simply drag it into the photo area of the app and release it. The photo will be added to your album and you can view it any time you want.