I tested the Ultrahuman Ring Pro: It's a biohacker's dream that's not for me ...

Ultrahuman's Ring Pro is a smart fitness tracking ring weighing between 3.3 and 4.8 grams (approx 0.1 oz) (available in sizes 5 to 14. It's the company's first major hardware update since 2023's Ring ...

Ultrahuman's Ring Pro — the Bengaluru-based startup's third-generation smart ring — began shipping worldwide on June 20, 2026, priced at $479 bundled with a wireless charging case and carrying no ...

Depending on who you ask, Ultrahuman is the second or third biggest smart ring maker on the planet. Like Samsung, it's dwarfed by Oura, the undisputed king of the market. It's also one of a handful of ...