PlayAwake is a new jailbreak app available in Cydia that will let you use your iPod music as an alarm clock sound on your iPhone. By default, you are only limited to a few alarm clock sounds on your iPhone. PlayAwake wiill lift this limitation and let you choose any song from your iPod library to wake up to.

Just pick a track from your iPhone’s music library from inside the default alarm clock app and you will wake up listening to your favorite song…┬á

This tweak fully integrates in the default Clock application. It will work for iOS4+ only.

You can download PlayAwake from Cydia for $1.99. Let us know how it works for you.