Unlimited Data In 80+ Countries
Great Rates in 200+ Countries
Get your Global SIM Sticker today
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
Download the KnowRoaming App to register your sticker. In the app you can:
After you arrive abroad, the KnowRoaming SIM Sticker automatically takes over, connecting you to a local mobile network.
Use the KnowRoaming App to
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.
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
"The smoothest [roaming] solution is KnowRoaming’s international SIM “sticker,” which you attach to your current SIM card, magically turning it into two. The foreign SIM activates when you land in a different country, but you can manually flip back to your home SIM. It costs $29.95 plus usage, and rates are competitive." Read full article
KnowRoaming is a tech company that has figured out how to make your smartphone even smarter when you travel overseas by allowing it to switch to a discounted network provider. Read full article
Being able to top off my KnowRoaming account before traveling, and being able to keep up with my actual real-time charges so I can keep a lid on my spending is fabulous in itself, but knowing that I am saving money — even over AT&T’s best roaming data rate (and more than half off their overage rate) makes KnowRoaming one of the smartest travel tools I’ve ever used. Read full article
Each KnowRoaming box contains a tiny device that promises a cure for that phenomenon known and hated by anyone who’s ever loitered outside a Starbucks in, say, Washington or Paris, looking for a WiFi signal: international roaming fees. Read full article
If you're prone to Instagramming, texting and streaming the latest YouTube video, have no fears about racking up a monumental data charge. The KnowRoaming platform operates on a top-up basis, and through the app you can monitor what you spend and add money to your account as needed. Read full article
With the KnowRoaming sticker in place, you can roam to your heart's content without racking up excessive charges with your home carrier. Read full article
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