Circular, smart rings

To succeed, the Circular Ring 2 must surpass its predecessor, the Circular Ring Slim, which underwhelmed last year. With its ...
“We had some issues, obviously, with the previous ring,” says Amaury Kosman, cofounder and CEO of Circular. “Mostly ...
French upstart Circular has unveiled a fresh challenge to Oura — the current lord of the smart rings. Circular has just ...
Circular's second-generation smart ring brings new finishes, a titanium build, eight days of battery life, and advanced heart ...
Circular's Ring 2 gains a new ECG capability this time around, with heart health a bigger focus for the smart ring in 2025.