Devices and Syncing

Turn on Apple Health sync, choose which data to share, fix workouts that do not show up, and avoid duplicate records when you use more than one of our apps.

Fix Apple Watch complications that show zeros or do not appear after iOS 17 and watchOS 10, by waiting for updates or setting them up on the watch.

Stop Apple Health or another app from overwriting your manual weight entries by turning off the Body Weight read permission in the Health app.

Set up Health Connect on Android to import data from other apps and send your food, exercise and weight entries to them, choosing the data types you share.

Move from Google Fit to Health Connect on Android: install it, link it in the app, and choose which data the app may read and write.

Understand why Health Connect exercise can show 0 calories, and fix it by entering the exercise yourself or renaming it in the source app.

Sync blood glucose readings from a glucometer app on Android by opening Health Connect and allowing access for both apps.

Link Samsung Health on Android to send foods, water and weight out and bring daily steps and weight in, and see what the sync does not cover.

Link your Garmin account with a Premium plan on the app or website, and see which Garmin data comes in and which direction it flows.

Check whether your Garmin tracker or scale works with the app, including Vivofit, Vivosmart and Vivomove trackers and the Garmin Index scale.

Find out what to check when Garmin data is late or missing in the app, and how to send Support the diagnostics and screenshots it needs.

Learn why the Garmin Verify Link button is gone, and how Garmin now sends your data to the app whenever it detects a change on its side.

Fix a Garmin link that loops between the app and the website on iPhone, by changing Safari settings or linking from a computer.

Steps to repair a Google Health connection that shows Linked but cannot sync after moving from Fitbit.

Link Withings with a Premium plan on the app or website, and see which health data comes in, how often it syncs and how to refresh it.

Understand what the Withings Calories exercise record shows, and why the app subtracts your maintenance calories from Withings totals.

Link one Withings scale for several family members by giving each person a separate Withings account and linking each to their own diary.

Check how weigh-ins from a smart scale reach the app, through Apple Health, Samsung Health or Health Connect, with no manual entry.

Get smart scale weigh-ins into the app by linking the scale app and the app to Apple Health on iPhone or Health Connect on Android.

Bring Strava workouts and steps into the diary on iPhone through the Apple Health app, and learn which data syncs and in which direction.

Bring Peloton workouts into your diary on iPhone through the Apple Health app, and see which Peloton data syncs and when it imports.

Bring Nike Run Club and Nike Training Club workouts into the diary on iPhone through Apple Health, and see where each app's link is.

Bring Polar Flow workouts, steps and weight into the diary on iPhone through Apple Health, and force a sync when you need it.

Bring Runkeeper walking, running and cycling activity into your diary on iPhone through the Apple Health app, and see what must be true for it to sync.

Bring AllTrails hiking workouts and steps into your diary on iPhone through the Apple Health app, and see which data syncs and what is required.

Learn that Pacer cannot send data to the app, and how to let Pacer read the app's activity through Apple Health on iPhone.

Bring Peloton workouts into your diary on Android through Health Connect, and see how to set up the Peloton app to send them there.

Bring Nike Run Club and Nike Training Club workouts into your diary on Android through Health Connect, and see where each app's link is.

Bring Whoop exercise, steps, resting heart rate and sleep into the diary on Android by connecting Whoop to Health Connect.

Bring Oura Ring steps, workouts, sleep and weight into the diary on Android through Health Connect, with tips if syncing fails.

Bring Polar Flow workouts, steps and body weight into your diary on Android through Health Connect, and see where to turn the link on.

Bring Runkeeper walking, running and cycling activity into your diary on Android through Health Connect, and see what must be true for it to sync.

Find out that Amazon Halo can no longer be linked to the app, and why Apple's Health app offers no workaround for Halo data either.

Understand why syncing an activity tracker can lower your available calories, with a worked example of the difference from your estimate.

Decide whether to log exercise yourself when a tracker is linked, and avoid counting the same calories twice in your daily total.

Move your weight and workouts from the MyFitnessPal app by exporting them to Apple Health or Health Connect and importing them here.