1. Check your data

Open the Apple Health app and check the date where your data is missing.

Make sure you can see:

• Sleep
• Heart Rate
• Heart Rate Variability (HRV)

If the data is not available in Apple Health, your Apple Watch or other connected device has not synced the data to Apple Health yet.

2. Check CleverSleep permissions

Go to:

Apple Health → Profile picture → Apps → CleverSleep

Make sure CleverSleep is allowed to read:

• Sleep
• Heart Rate
• Heart Rate Variability (HRV)

Each health category has its own permission, so allowing one category does not automatically allow the others.

3. If your data is missing from Apple Health

• Make sure your Apple Watch or other health device is connected.
• Open the app that provides your health data.
• Allow the device to synchronize.
• Check Apple Health again.
• Once the data appears in Apple Health, return to CleverSleep and try syncing again.

4. If your data is in Apple Health but CleverSleep is not receiving it

Try connecting Apple Health again:

If the data is not available in Apple Health, CleverSleep cannot retrieve it.

1. Check your data

Open Health Connect and check the date where your data is missing.

Make sure you can see:

• Sleep
• Heart Rate
• Heart Rate Variability (HRV)

2. Check CleverSleep permissions

Go to:

Health Connect → App permissions → CleverSleep

Make sure CleverSleep has permission to read the required health data.

At minimum, check:

• Sleep
• Heart Rate
• Heart Rate Variability (HRV)

3. Check the app that provides your data

If the data is missing from Health Connect:

• Open the app connected to your tracker.
• Make sure your tracker is connected.
• Allow the tracker to synchronize.
• Check Health Connect again.

Once the data appears in Health Connect, return to CleverSleep.

4. If your data is in Health Connect but CleverSleep is not receiving it

If the data is not available in Health Connect, CleverSleep cannot retrieve it.

1. Check your Fitbit data

Open the Fitbit app and check the date where your data is missing.

Make sure you can see:

• Sleep
• Heart Rate
• HRV, if supported by your Fitbit device

2. Synchronize your Fitbit

• Keep your Fitbit near your phone.
• Make sure Bluetooth is turned on.
• Open the Fitbit app.
• Allow synchronization to finish.
• Check that the latest data is visible.

3. Check your Fitbit account

Make sure you are signed in to the Fitbit account that contains your tracker and health data.

4. If Fitbit has the data but CleverSleep does not

If the data is not available in Fitbit, CleverSleep cannot retrieve it.

1. Check Garmin Connect

Open Garmin Connect and check the date where your data is missing.

Make sure you can see:

• Sleep
• Heart Rate
• HRV, if supported by your Garmin device

2. Synchronize your Garmin

• Make sure your Garmin device is paired with Garmin Connect.
• Keep your Garmin device near your phone.
• Open Garmin Connect.
• Allow synchronization to finish.
• Check that the latest data is visible.

You do not need to keep Garmin Connect open continuously. Open it when you need to check or trigger synchronization.

3. Check the actual data

Do not only check whether your Garmin says it is connected.

Make sure the actual Sleep, Heart Rate, and HRV data is visible in Garmin Connect.

Your Garmin can be connected while some data is still unavailable.

4. If Garmin Connect has the data but CleverSleep does not

If the data is not available in Garmin Connect, CleverSleep cannot retrieve it.

1. Check the COROS app

Open the COROS app and check the date where your data is missing.

Make sure you can see:

• Sleep
• Heart Rate
• HRV, if supported by your COROS device

2. Synchronize your COROS watch

• Make sure Bluetooth is turned on.
• Keep your watch near your phone.
• Open the COROS app.
• Pull down on the Today page to refresh.
• Wait for synchronization to finish.
• Check your data again.

3. Important information about HRV

Overnight HRV is only available on supported COROS devices.

If your device supports Overnight HRV:

• Wear your watch while sleeping.
• Make sure the watch has enough battery.
• Allow your watch to collect sleep data.
• COROS may require several nights of sleep data before an HRV baseline becomes available.

If you have only recently started wearing your COROS watch at night, HRV may not be available immediately.

4. If COROS has the data but CleverSleep does not

If the data is not available in COROS, CleverSleep cannot retrieve it.

1. Check the Oura app

Open the Oura app and check the date where your data is missing.

Make sure you can see:

• Sleep
• Heart Rate
• HRV

2. Synchronize your Oura Ring

• Make sure your Ring has enough battery.
• Keep your Ring near your phone.
• Open the Oura app.
• Allow synchronization to finish.
• Check the missing date again.

3. Check your Oura membership

If you have an Oura Gen3 or newer Ring, make sure your Oura Membership is active.

Some Oura health data and features require an active membership.

4. If you use Health Connect

Make sure Oura is allowed to share the required data with Health Connect.

Check that Sleep, Heart Rate, and HRV are enabled where available.

5. If Oura has the data but CleverSleep does not

If the data is not available in Oura, CleverSleep cannot retrieve it.

1. Check Polar Flow

Open the Polar Flow app and check the date where your data is missing.

Make sure you can see:

• Sleep
• Heart Rate
• HRV, where supported

2. Synchronize your Polar device

• Keep your Polar device near your phone.
• Make sure Bluetooth is turned on.
• Open Polar Flow.
• Allow synchronization to finish.
• Check your data again.

3. Important information about Apple Health

If you use Apple Health with Polar, some Polar data has specific limitations.

Polar does not send continuous heart-rate data to Apple Health. Workout heart rate can be shared, but continuous heart-rate data is not.

Therefore, if you are looking for continuous heart-rate data in Apple Health, it may not be available from Polar.

4. Check your Apple Health permissions

If you use Apple Health:

Apple Health → Profile picture → Apps → Polar Flow

Make sure the required data permissions are enabled.

5. If Polar has the data but CleverSleep does not

If the data is not available in Polar Flow, CleverSleep cannot retrieve it.

1. Check Samsung Health

Open Samsung Health and check the date where your data is missing.

Make sure you can see:

• Sleep
• Heart Rate
• HRV, where supported

2. Synchronize your Samsung device

If you use a Galaxy Watch or another Samsung device:

• Make sure your device is connected.
• Open Samsung Health.
• Allow synchronization to finish.
• Check your data again.

3. Check CleverSleep permissions

Open the Samsung Health permission settings and find CleverSleep.

Make sure the required health data permissions are enabled.

Check:

• Sleep
• Heart Rate
• HRV, where available

Each type of health data can have its own permission.

4. If you use Health Connect

Also check:

Health Connect → App permissions → CleverSleep

Make sure CleverSleep can read the required data.

5. If Samsung Health has the data but CleverSleep does not

If the data is not available in Samsung Health, CleverSleep cannot retrieve it.

1. Check Strava first

Open the Strava app and check the date where your data is missing.

Make sure the activity or workout you expect is actually visible in Strava.

2. Check your Strava account

Make sure you are signed in to the Strava account that contains your data.

3. Check your permissions

If you use Apple Health:

Apple Health → Profile picture → Apps → Strava

Make sure the required permissions are enabled.

If you use Health Connect:

Health Connect → App permissions → Strava

Make sure the required permissions are enabled.

4. Important information

Strava is primarily an activity and workout platform.

Sleep and HRV are not available through every Strava connection or data source.

If you are expecting Sleep, Heart Rate, or HRV through Strava, first make sure the specific data is actually available through the Strava connection being used.

5. If Strava has the data but CleverSleep does not

1. Check the Ultrahuman app

Open the Ultrahuman app and check the date where your data is missing.

Make sure you can see:

• Sleep
• Heart Rate
• HRV, where supported

2. Synchronize your Ring

• Make sure your Ring has enough battery.
• Keep your Ring near your phone.
• Open the Ultrahuman app.
• Allow synchronization to finish.
• Check your data again.

3. Check your account

Make sure your Ring is connected to the same Ultrahuman account that you used to connect to CleverSleep.

4. If Ultrahuman has the data but CleverSleep does not

If the data is not available in Ultrahuman, CleverSleep cannot retrieve it.

1. Check the WHOOP app

Open the WHOOP app and check the date where your data is missing.

Make sure you can see:

• Sleep
• Heart Rate
• HRV
• Recovery and other requested data, where applicable

2. Synchronize your WHOOP

• Make sure your WHOOP device has enough battery.
• Make sure Bluetooth is turned on.
• Keep WHOOP near your phone.
• Open the WHOOP app.
• Allow synchronization to finish.
• Check your data again.

3. Check your membership

Make sure your WHOOP membership is active if your WHOOP data or integration requires an active membership.

4. If you use Health Connect

Go to:

Health Connect → App permissions → WHOOP

Make sure the required permissions are enabled.

Then open WHOOP and allow your data to synchronize.

5. If WHOOP has the data but CleverSleep does not

If the data is not available in WHOOP, CleverSleep cannot retrieve it.

1. Check the Withings app

Open the Withings app and check the date where your data is missing.

Make sure you can see:

• Sleep
• Heart Rate
• HRV, where supported

2. Synchronize your Withings device

• Make sure your device is connected.
• Make sure Bluetooth is turned on when required.
• Keep the device near your phone.
• Open the Withings app.
• Allow synchronization to finish.
• Check your data again.

3. If you use Apple Health

First check:

Withings → Share → Health

Make sure the required data is being shared.

Then check:

Apple Health → Profile picture → Apps → Withings

Make sure the required permissions are enabled.

4. If you use Health Connect

Make sure Withings is allowed to share the required data with Health Connect.

Then check that CleverSleep has permission to read the required data from Health Connect.

5. If Withings has the data but CleverSleep does not

If the data is not available in Withings, CleverSleep cannot retrieve it.