A better way to
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Buy eSIMs for affordable, flexible coverage around the world.

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Popular Destinations

Tired of getting a new SIM every time you visit these places?

China

China
Thailand

Thailand
Indonesia

Indonesia
Japan

Japan
South Korea

South Korea
Singapore

Singapore
Vietnam

Vietnam
Taiwan

Taiwan
Australia

Australia
Saudi Arabia

Saudi Arabia
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Frequently asked questions

If this is your first data plan with us, install and set up your eSIM before use. Setup is quick and easy; follow the eSIM installation instructions.

Yes. On arrival, your eSIM connects to a supported local network so you can use mobile data.

Yes. Keep your primary SIM for calls and texts, and use your Xummer eSIM for mobile data.

We offer regional and global data plans that switch between supported networks as you travel across borders.

A travel eSIM is a flexible, prepaid digital SIM for travelers. Choose a data plan and get online without using data roaming on your primary SIM.

Yes. Our app offers a secure, convenient and transparent service. You can check app details and user reviews in the app stores.

Connect, explore, and more

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Top 10 Half Marathons in Ireland for 2026: Dates and Expert Tips

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Blog 2

Guide to Kenting National Park in Pingtung, Southern Taiwan

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Blog 3

Fujiyoshida Alternatives: Best Places in Japan to see Cherry Blossoms

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Blog 4

A Visual Guide to the Most Stunning Beaches Southeast Asia Has to Offer

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Blog 5

The Ultimate Packing Matrix: Never Forget Your Adapters Again

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Blog 6

Riding the European Rail Network with Seamless Connection

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