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How to buy and activate your International eSIM

Buy and activate your International eSIM through the AstroPay app for easy internet access abroad.

Daniela Martins avatar
Written by Daniela Martins
Updated over 6 months ago

Staying connected while traveling is essential — whether you're a freelancer working from anywhere, an expat experiencing a new culture, a gamer enjoying international servers, or a creator sharing content with the world.


With AstroPay’s International eSIM, you can quickly and securely purchase and activate a data plan directly from the app.

Here’s how to get started.

How to buy your International eSIM in the AstroPay app

  1. Open the AstroPay app.

  2. Tap Rewards.

  3. Select the eSIM.

  4. Choose:

    • Your destination country or region.

    • The amount of data you need.

  5. Complete the purchase.

Important: The eSIM is activated directly through the AstroPay app. No external links or other apps are needed.

How to install your International eSIM

Before installation:

  • Make sure your device is eSIM compatible.

  • Install the eSIM on the day of travel or one day before.

Installation via QR Code (recommended):

  • iPhone:

    1. Go to Settings > Cellular > Add eSIM.

    2. Scan the provided QR Code.

    3. Follow the on-screen instructions.

  • Samsung:

    1. Go to Settings > Connections > SIM Card Manager.

    2. Tap Add Mobile Plan.

    3. Scan the QR Code.

  • Pixel:

    1. Go to Settings > Network & Internet > SIMs.

    2. Tap + > Download a SIM instead.

    3. Scan the QR Code.

Manual installation (if QR code does not work):

  • Select Enter details manually.

  • Enter the SM-DP+ Address and Activation Code provided in the app.

Note: Steps may vary slightly depending on your device and Android/iOS version.

After installation

  • Make sure the eSIM is enabled in your phone settings.

  • Ensure Data Roaming is turned ON for the eSIM.

  • If needed, update the APN settings manually.

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