The only difference is that it cheaper by $10 and seems you not need AnyDVD HD to decrypt Blu-ray(well not tested yet). Also use the coupon code to get 50% off and even cheaper for lifetime
It actually is a rebranded DVD-Ranger as they made a mistake on their FAQS
Benefits Of Using FilePop
Upgrading or Migrating to FilePop brings you several advantages. Besides the unsurpassed quality due to the new Physxtech engine (see our quality measurement section for a proof) our product is able to process even the newest DVD releases and even in the case you encounter problems with a DVD you can use our HotFix Manager to repair it instantly without needing to wait for an update. Furthermore the easy steps for copying your favorite DVD and the user-friendly graphical interface will convince you that DVD-Ranger is a fundamental upgrade.