About the Skullcandy App Enhance and customize your listening experience with the Skullcandy App. Control product features and settings, access user guides, and update product firmware versions as Skullcandy releases updates to some products in market. Product Feature Highlights Personal Sound: Tune your Crusher ANC, Crusher Evo, Indy ANC or Dime XT 2 to your unique hearing. Take a simple hearing assessment to generate your personalized sound profile. Hear your music like never before. Equal