PitPat works with the latest iOS and Android phones with Bluetooth® 4.0 (also called Bluetooth® Smart or Bluetooth® Low Energy) built in. The PitPat app is available as a free download from the App Store and Google Play. Compatible iOS devices (running version 9.0 or newer): iPhone 4s, iPhone 5, iPhone 5c, iPhone 5s, iPhone 6, iPhone 6 Plus, iPhone 6s, iPhone 6s Plus, iPhone SE, iPhone 7, iPhone 7 Plus, iPhone 8, iPhone 8 Plus, iPhone X. Compatible Android devices (running version 5.0 or newer): Including (not exhaustive) Google Nexus 4, Google Nexus 5, Google Nexus 6, Samsung Galaxy S3 (check the phone has Android 4.4+), Samsung Galaxy S4, Samsung Galaxy S5, Samsung Galaxy S6, HTC One, OnePlus One, Blackberry Priv. Declaration of Conformity PP01 and PP02.