Oura sells rings that monitor your sleep and activity and offers personalized health insights.

ŌURA is the company behind the Oura Ring - the smart ring that delivers personalized health data, insights, and daily guidance. ŌURA believes health is a daily practice and, with personalized insights and guidance, you can control the course of your health to live a more balanced life. The Ring tracks all stages of sleep and recovery and accounts for daily activity to provide practical steps for long-term improvement. Founded in 2013, ŌURA Health is headquartered in Oulu, Finland, with offices in Helsinki, San Francisco, and San Diego. ŌURA has raised capital in the past from Lifeline Ventures, Forerunner Ventures, Temasek, The Chernin Group, JAZZ Venture Partners, and MSD Capital, among others. For more information, please visit http://ouraring.com/.
 
The Oura Ring is not a medical device and is not intended to diagnose, treat, cure, monitor, or prevent medical conditions/illnesses.

Kari Kivelä

Petteri Lahtela

Markku Koskela

Accessories

ŌURA earns strong reviews for accurate, granular sleep insights, discreet design, and habit-shaping features like Readiness, Cycle Insights, and stress tracking, indicating the brand works for sleep and recovery awareness. However, reviews also flag weaknesses: battery degradation and failures, bulky fit and scratching during workouts, limited live/fitness metrics and occasional inaccuracy, plus a paywalled subscription model that restricts data without membership.

ŌURA products

Smart Ring 5

Smart Ring 5