Yes. We support a large variety of heart rate monitors. We support both Bluetooth Smart and ANT+ heart rate monitors.
For example, Mio devices, the Scosche Rhythm, the Polar A360, Polar A370, the Garmin VivoSmart HR all work well with our applications.
You can also use sport watches, like the Garmin 735 and any Garmin sport watches with an optical heart rate monitor, see our blog post:Group Fitness and Garmin VivoSmart HR.
The Polar M200 and any other Polar sport watches with optical heart rate monitor are supported as well.
We also support the Apple Watch.