**Notice - July 3, 2019** The Qalvin BLE app has been discontinued. Please use the SRAM AXS app for all power meter firmware updates and more.
The Qalvin BLE App is Compatible with Bluetooth-equipped iOS and Android tablets or smartphones. Apple devices require iOS 9 or newer and Android devices require Lollipop 5.0 or newer. Qalvin BLE requires no additional hardware to connect to your Quarq power meter.
*The Qalvin BLE app is not compatible with any Huawei phones.