Oura is giving its popular smart ring and app a substantial makeover. The company just announced the $349 Oura Ring 4, which will feature a slimmer design, improved accuracy, and more sizes. Starting today, the Oura app will also be getting a complete redesign to better organize the swath of new features introduced over the past few months.
At a glance, the Oura Ring 4 doesn’t look too different from the Gen 3. However, the new ring will be fully made from titanium. (The previous ring had an epoxy interior.) All the rings will also be completely round, like the current Horizon models, with no flat edge. Perhaps most notably, the sensors no longer have protruding dome-shaped covers. Instead, they’re recessed for a flatter, more…
