1. Wear it
Slip IŌNE on your finger. Sensors activate instantly on skin contact — no setup, no buttons, no screen.
2. Connect the app
Download the app on iOS or Android. Pair via Bluetooth in under 2 minutes and you're live.
3. Read your body
Heart rate, SpO2, sleep quality, HRV, stress levels and step tracking — all in one clean dashboard.
4. Improve every day
IŌNE learns your patterns and delivers personalized insights to help you perform and recover better.