Attention: This app is compatible only with the QuickShifter easy module having part number: iQSE-1, iQSE-2 and iQSE-3 (Bluetooth models). If your module part number is iQSE-W1, iQSE-W2 or iQSE-W3 (WiFi models), please download and use the iQSE-W app. Use this free application to control your QuickShifter easy (iQSE) module from HealTech through your Android device via BLUETOOTH. After installation, it does not use internet connection and does not contain Ads. iQSE is a next generation standal