RowerCore is a high-performance companion app for Bluetooth FTMS rowing machines (Concept2 PM5, WaterRower, Schwinn, Domyos, Horizon, and all standard FTMS rowers). It delivers a high-contrast live telemetry HUD with split-second pace, power, and cadence guidance, structured multi-week training schedules with adaptive baseline resistance scaling, a custom interval workout builder, and granular 500m split analytics — all stored 100% offline on your device without mandatory accounts or subscriptions.