One Connection.
Every Destination.
Austria
Czech Republic
France
Germany
Hungary
Italy
Netherlands
Nigeria
Portugal
Spain
United Arab Emirates
United Kingdom
Africa
America
Asia
Europe eSIM: Stay Connected Across the Continent
How to install eSIM on iPhone?
Settings
Open Settings and tap Mobile Service
Mobile Services
In Mobile Service option, tap Add eSIM
Add eSIM
In Add eSIM option, tap Use QR Code
Scan QR Code
Use the camera to Scan the QR Code received on email
How to install eSIM in Android phone?
Settings
Open Settings and look for Connections
Connections
In Connections look for SIM Manager
SIM Manager
In SIM Manager tap on Add eSIM
Add eSIM
Scan the QR code you received
Why OneWorld?
Seamless Connectivity Anywhere
Buy your eSIM from anywhere in the world—instantly.
Game-changer!
Couldn’t believe how simple it was. I was on a remote island, avoiding insane roaming charges, and within minutes of discovering OneWorld, I was online. No lines, no stress—just activated an eSIM and connected like a local. Browsed, streamed, and video-called back home while others were still hunting for cafés with WiFi.
Worldwide Reach
Stay connected in over 200+ countries and regions.
Reliable and wide-reaching!
I’ve explored over 50 countries and OneWorld has never let me down. Forget about the hassle of finding local SIMs or juggling different providers. With OneWorld, I’ve had consistent coverage across continents and smooth communication with loved ones. It’s now my go-to digital travel essential.
Budget-Friendly and Honest Pricing
No hidden fees. Just fair, prepaid rates.
Perfect for digital nomads!
I travel light and plan tighter budgets. OneWorld makes it easy to get data wherever I land without overspending. I’ve topped up data mid-trip multiple times and it’s always been smooth and cost-effective. Transparent pricing is what won me over—finally, an app that doesn’t sneak in surprise charges!
24/7 Global Support
Real humans. Real help. Anytime, anywhere.
Support that actually supports!
Had a small issue activating my eSIM in Tokyo and was blown away by the fast and friendly customer care. They walked me through the steps clearly and followed up to make sure everything worked. It’s rare to find service that’s both efficient and kind—OneWorld nailed it.