With Photo Slideshow Director HD, you can easily create a slideshow with pictures and music. However you may need to sync slideshow to music because the time duration between slideshow and background music.
1. After adding pictures to the slideshow app, touch “Music” icon and select songs for the slideshow. You can organize songs added by tapping “Background Music List”.
2. Click the “Clock” icon to bring up the small “Music and Slideshow Synchronization” window.
3. Wipe “Music Slideshow” ON/ OFF switch to ON.
4. Tap “Sync Music and Slideshow” button, the app will automatically adjust the showing time of each photo to make the whole slideshow time the same with background music time.