Free Apps and Other Resources:
iBreviary – Free App to help to pray the liturgy of the hours.
Laudate iPad and iPhone Free App - which has saints, prayers, guide to confession, guide to pray the rosary, daily readings, and homilies on it.
LifeTeen - a Catholic organization that posts articles and other resources to help teens grow in the Faith. They have an iTunes app and an Android app. You can follow them on Facebook/Instagram/Twitter accounts.
LifeTeen also launched another app called Victory which is made for teens or adults who are struggling to overcome sexual sin in their lives.