Mio Fuse
Mio Alpha 2
PanoBike HRM
Polar BLE sensors - generally they work with Android 4.3+
Scosche Rhytm+
Wahoo Tickr, Tickr X - works including displaying battery status
Wahoo WFSC 3
Crivit Pro Bluetooth Speed and Cadence Sensor (Lidl distribution) - works (tested on Nexus 5 with Android 6.0.1.)
Berry King - one of the cheapest devices on market
Sigma R1 Blue
Tchibo Bluetooth - on Lenovo VIBE P1 it is necessary to perform the same steps as with Polar H7
Medisana Bluetooth (Lidl distribution) - on Lenovo VIBE P1 it is necessary to perform the same steps as with Polar H7
Geonaute Dual HRM belt (Decathlon)
Powrx Heart Rate Monitor IIS2012
ECHOWELL DMH30 ANT+, Bluetooth
NC-17 Connect HR#4 Pulsgurt
Lezyne S&C 51
Lezyne HMR 60
Xiaomi Mi Band 3, 4, 5
COOSPO HRM H6
Jabra Sport Pulse (requires the native Jabra app & Jabra service app installed, up and running)
Suunto Smart Sensor
Magene S3+ (a.k.a Gemini 210) speed/cadence
Magene H64 (a.k.a. Mover)
Cycplus Smart Cadence Sensor C2
Xiaomi Amazfit BIP
Wahoo RPM Speed
Wahoo RPM Cadence
Polar OH1 (when location is turned on)
SmartLAB hrm A
Polar Verity Sense
ELAH BLE Bike Meter - speed&cadence, visible as “unknown” or “Bike Combo Sensor 428A”
Xoss Vortex - speed/cadence