Install Kolega eSIM on iPhone or Android. You only buy a package when you travel — no contract, no subscription.
Scan the code or search for “Kolega eSIM” in the store.
Scan with your phone
and download the app from the store
No local SIM, no contract, no surprise roaming bills. Pick a package, pay in the app and you’re online in 2 minutes. Made for travelers — simple from the first tap.

As simple as it gets
You don’t need to be tech-savvy. The app guides you step by step, before you even board.
Pick your destination country or region. You see the price up front, and payment opens in your browser.
After paying you come back to the app. We’ll send a notification when your eSIM is ready.
Tap “Install eSIM” — your phone does the rest. You don’t remove your regular SIM card.
When you arrive, turn on data in settings — and you’re connected, no searching for local SIM shops.
Not sure if your phone supports eSIM? The app checks it for you before you buy anything.

Data packages
No subscription, no contract. Pick a package when you travel — one works across many countries, so you change nothing at the border.
Europe · 30 days
Europe · 30 days
Europe · 30 days
You always see current packages, prices and number of days in the app — before you pay. Packages for other countries and regions are available too.
Everything in one app

You see how many GB are left and for how many days — no surprises mid-trip.

You pick GB and days, and see the price right away — no hidden costs.

Check your connection quality wherever you are — before you rely on it.
Running low on data? Buy a package with one tap, without hunting for a SIM shop.
The app tells you whether your phone supports eSIM — before you buy anything.
Something not working? Message us in the app — we reply in English and Polish.
Your phone installs the eSIM itself. The QR code is only a backup option.
Even without coverage you’ll see your active package and instructions — handy on arrival.
You pay via a secure link, and the app checks that everything went through.
Made for travelers
Maps that don’t stutter. A call home from the gate. Boarding passes and bookings that just load. No searching for a local SIM in a foreign city and no expensive roaming.
“I land, the eSIM is already active, maps open right away — I don’t waste a minute looking for a SIM card.”
Anna
frequent traveler
It’s a SIM card built into your phone — you don’t have to insert or swap it. You activate a package in the app with one tap, and the QR code is only a backup option.
Most newer phones do. Easiest: download the app — it checks for you in seconds, before you buy anything.
No. Your regular SIM card stays in the phone. The eSIM only adds internet — your number and calls work as always.
Conveniently, online. The app opens a secure payment link, and when you return it checks that everything went through.
Top up a package with one tap — without hunting for a SIM shop. You get new data right away.