Forget Whoop: This fitness tracker I tested rivals it in features and has no subscription fees
Polar Loop is a display-less, distraction-free fitness band using Polar's Generation 3.5 optical heart rate sensor, Bluetooth connectivity, week-long battery, and Polar watch compatibility.
I found a Whoop rival that's just as good at fitness tracking but has no subscription fees
Polar's new display-less Loop fitness band uses its Generation 3.5 optical heart-rate sensor, pairs with Polar watches, and offers comfortable, long-lasting, distraction-free tracking.