Forget Whoop: This fitness tracker I tested rivals it in features and has no subscription fees
Polar Loop <!–> ZDNET’s key takeaways The Polar Loop is available in three colors for $199.99. The band is very comfortable, the heart rate readings are accurate, and the sleep tracking is useful The app doesn’t align well with this type of wearable, there is no alarm, and automatic tracking may be a bit delayed. […] More


