Use your Google Pixel or Samsung Galaxy Watch with Google Fi

When you use a Google Pixel Watch first generation and newer or Samsung Galaxy Watch5 and newer with Google Fi, you can make phone calls, send messages, and use data. All Google Fi Wireless plans include wearable calling, texting and data at no extra cost.

Important: For non-Google Fi Wireless subscribers who purchased a smartwatch with a two-year data and texting offer, go to Pixel Watch and Galaxy Watch.

Eligibility with Google Fi

Important:

iPhones and iPads aren't compatible with Google Pixel Watches and Samsung Galaxy Watches on Google Fi.
You can have one smartwatch per account, separate from data-only SIMs.
Your watch shares your device’s number and can’t activate on a standalone plan.
To activate and troubleshoot these devices purchased from Best Buy, go to Get 2 years of Google Fi data and texting with Samsung Galaxy Watch LTE from Best Buy:
- Samsung Galaxy Watch8 Series LTE
- Samsung Galaxy Watch Ultra (2025) LTE
To activate LTE service on Google Fi, you must use a supported model sold for use in the US. The service doesn't support international models.

To use a smartwatch with Google Fi:

Your device needs to run on Android 13 or higher.
You must have an active Google Fi plan.
Your watch must be Google Pixel Watch first generation and newer or Samsung Galaxy Watch5 and newer.
Your watch must pair with an active Android phone on Google Fi.

Set up & activate your watch

Important:

Before you begin, turn your device and watch Bluetooth on.
Do not scan a QR code for activation.

On your device, install these apps:
- For Google Pixel Watch: Install the Google Fi app, the Google Pixel Watch app, and the Wear OS app.
- For Samsung Galaxy Watch: Install the Google Fi app and the Galaxy Wearable app.
Pair your watch with your device:
1. Open the companion app for your Google Pixel Watch or Galaxy Wearable.
2. Follow the on-screen instructions.
  - For detailed pairing guides, go to Set up Google Pixel Watch or Set up your Samsung Galaxy Watch.
Activate on Google Fi: During pairing, you can find a screen for mobile service.
1. Select your Google Fi account Set up or buy a plan.
2. Wait for the activation to complete.

Troubleshoot activation issues

If your watch doesn’t activate:

Check for updates:
1. On your device, open Google Play Store.
2. Make sure these apps are up to date:
  - Google Fi
  - Wear OS
  - Google Pixel Watch or Galaxy Wearable
Verify your account: Make sure you’re signed in to all apps with the correct Google Fi account email address and that your Google Fi service is active.
Clear the Google Fi app cache:
1. On your phone, go to Settings Apps.
2. Select the Google Fi app.
3. Tap Storage & cache Clear cache Clear storage.
4. Sign in to the Google Fi app again.
Restart the process: If activation is unsuccessful, reset your watch. Repeat the pairing and activation steps.

Using your watch with Google Fi

When you use your Google Pixel Watch first generation and newer or Samsung Galaxy Watch5 and newer with Google Fi, you don’t have to be connected to your Google Fi phone to call, text, or use data, no matter what plan you are on.

Although you can use your watch in the US, Canada, and Mexico, you don’t have connectivity in other countries or regions. Your device connects through T-Mobile's network.

Tips:

If you're on an iPhone or iPad, you can’t use data, call, or text through your watch.
If your phone is off or out of coverage, your watch may not send or receive texts successfully.

Get more watch help

To get more help with your Google Pixel Watch first generation and newer, go to the Google Pixel Watch Help Center.
To get more help with your Samsung Galaxy Watch5 and newer, go to Samsung’s product support page.

Tip: If you still can’t activate your watch with Google Fi, you can contact support.

Related resources

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