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SAVE BIG on international roaming

See how much you save
As recommended in The New York Times

The KnowRoaming Global SIM Sticker saves you up to 85% on voice, text, and data in 200+ countries.

Unlimited data packages available in 55+ countries for $7.99 USD/day.


Apply the sticker to your sim card

The KnowRoaming SIM Sticker is a one-time application Global SIM that connects you to local networks when traveling in over 200 countries. The sticker adheres to your existing SIM card, only activating when you travel and remains dormant while at home.

KnowRoaming works with any sized SIM card and is compatible with unlocked iPhones, Android phones, Windows Mobile phones, as well as iPads and Android tablets.

Remove your SIM card from your phone

Apply the sticker to your SIM card

With the sticker now attached, place your SIM back in your phone


Get ready to travel

Download the KnowRoaming App to register your sticker. In the app you can:

  • Load your account with prepaid credit
  • Subscribe to the optional ReachMe feature to receive all the calls to your home mobile number while you’re traveling
  • View your US number, provided free to each user

While you travel abroad

After you arrive abroad, the KnowRoaming SIM Sticker automatically takes over, connecting you to a local mobile network.

Use the KnowRoaming App to

  • Set up your data connection
  • Check rates
  • Monitor your calls, texts and data usage in real-time
  • Purchase and activate Unlimited Data packages

Back home

After arriving back home, the KnowRoaming SIM Sticker switches you back to your home SIM so you connect again with your home mobile network. Use the app to reconnect to your home data connection.

While you’re at home, the sticker remains dormant and does not interfere with your home mobile service. Any balance remaining in your account can be used the next time you travel.

What customers are saying:

Rates we offer

View our Pay As You Go rates and Unlimited Data packages

Roaming pay as you go

Data packages

Unlimited data from $7.99 USD/day See what countries it applies to
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Prepaid Balance

You’re in control of your spending. Add credit to your account before you leave and as you go.


The rate calculator transparently shows all rates (calls, text, data) in the 200+ countries where we operate.


Keep track of your calls, texts and data usage in real-time


Use this optional service to receive all your calls no matter where you are


View your free US number. Optional: purchase other foreign numbers.


Reach our 24/7 support team


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