The vibrate feature will not work on iPad and iPod touch (they lack built-in vibration motor). Subscription Terms and Details - Get unlimited access to all features for USD $4.99/lifetime, USD $3.99/year. - The payment will be charged to your iTunes account at confirmation of purchase. - The subscription automatically renews unless auto-renew is turned off at least 24 hours before the end of the current period. - Subscription may be managed and auto-renewal may be turned off by going to Account Settings after purchase. - The account will be charged for renewal within 24 hours prior to the end of the current period. - Any unused portion of a free trial period will be forfeited when the user purchases a subscription to that publication. Privacy Policy: https://abishkking.com/privacypolicy.html?pkg=com.leapfitness.Vibrate Terms of Use: http://pay.mobihealthplus.com/app/phonemassager.html