For Sense and Versa 3 you can install either an SpO2 clock face or the SpO2 app to collect SpO2 data. For a list of compatible SpO2 clock faces, see Add SpO2 to your Fitbit device. Note that for Ionic, Versa, Versa Lite Edition, and Versa 2, SpO2 data is only collected when you use an SpO2 clock face. Swipe up to find the Oxygen Saturation (SpO2) tile.In the morning, open the Fitbit app and tap the Health Metrics tile.Wear your device for at least a full day, including to sleep at night.For other devices, a Fitbit Premium subscription is required to see health metrics data.
To see historical data, upgrade to Fitbit Premium. The Health Metrics tile is available with Fitbit Charge 4, Fitbit Charge 5, Fitbit Luxe, Fitbit Sense, Fitbit Versa 2, and Fitbit Versa 3. See your SpO2 trends in the Health Metrics tile in the Fitbit app on your phone. If your sleep session is split into 2 separate logs or you take a long nap, the tile updates to show data for the most recent sleep session. The SpO2 tile shows data for your most recent sleep session. It may take around an hour for your SpO2 values to appear after you wake up. See your average resting SpO2 level on the SpO2 tile.
For more information on updating your watch, see How do I update my Fitbit device? Note that your watch must be running Fitbit OS 5.1 or higher to install the SpO2 app. The SpO2 app doesn’t appear as an app on your watch instead, it runs in the background to track your SpO2 data.
The SpO2 clock faces are only available in certain countries at this time.