Land at Zurich Airport and you can be online before you reach the train station beneath the terminal. Switzerland runs on schedules, and so do its visitors: checking SBB train times, buying tickets in the app, mapping tram routes through Zurich or Geneva, and messaging the group chat when the Matterhorn finally comes into view.
Compare plans and find the perfect fit for your trip

Your Switzerland eSIM connects to 3 mobile networks, automatically switching to the strongest signal — with speeds up to 5G.
An eSIM for Switzerland takes the arrival errand off your list. Buy online before you fly, tap the install link from your email, and your phone sets the eSIM up itself while you pack — or scan the QR code if you prefer. There's no store to find and no plastic SIM to swap — your data simply switches on when you land.
That matters in a country this compact. Many travelers see Lucerne, Interlaken, and Lake Geneva in a single week, hopping between trains, boats, and cable cars, and your eSIM keeps maps, tickets, and translations working the whole way.
The real networks your Lumbus eSIM connects to in Switzerland.
Your Switzerland eSIM connects to Salt, Sunrise, and Swisscom, all with 5G. You don't pick a network — your phone automatically joins the strongest signal, which matters in a country of mountains and valleys. Ride from Zurich to a lakeside village and your device switches networks as coverage shifts, no settings to touch.
We're not just another eSIM provider. Here's what makes Lumbus different.
Real humans available around the clock, worldwide. No chatbots, just genuine help.
Apple Pay, Google Pay, no account required. Buy in under 60 seconds.
Often cheaper than competitors with the same quality networks.
One-tap install on iOS 17.4+. Clear step-by-step guides for all devices.
Data options from 500MB to unlimited with validity up to 180 days. Find the perfect fit for your trip.
Use as backup data at home when your main network goes down.
Practical advice for using mobile data in Switzerland.
SBB Mobile is Switzerland's national rail app, with live departures, platform changes, and tickets for trains, buses, and lake boats. It needs data, so set it up once you're online.
Signal can drop in deep valleys and on high trails around Zermatt, Lauterbrunnen, and the Jungfrau region. Download offline maps of your hiking area before heading up the mountain.
Install your Switzerland eSIM at home and turn on data when you land. Zurich Airport's train station sits below the terminal — check your onward connection on the walk down.
The Glacier Express and Bernina Express are long, scenic rides. Turn on your phone's hotspot so the whole group can browse from one connection while the Alps roll past.
Geneva sits on the French border and Basel touches France and Germany. Planning day trips abroad? Make sure your plan covers those countries before boarding an international train.
Common questions about using eSIM in Switzerland
How much data you need, how installation works, and what happens to your number — each answered in a few minutes.
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Step-by-step guide to installing an eSIM on iPhone and Android with the one-tap install link — no QR scan needed on iOS 17.4+ and Android 10+ — plus the QR code and manual-entry backups, and how to enable Data Roaming.
Travel eSIMs are data-only and have no phone number of their own. Here's what that means for WhatsApp, iMessage, SMS verification codes and calls home — and how to avoid a roaming bill.
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