SimJuno: Travel eSIM & Data

Content rating
Everyone
5+
Downloads
Content rating
Everyone
In-App Purchases
Learn more
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About this app

Stay connected the moment you land. SimJuno gives you prepaid mobile data in 190+ countries and regions, with no roaming fees and no hunting for a local SIM card.

HOW IT WORKS
1. Pick your destination and choose a plan that fits your trip.
2. Pay by card, Google Pay, or your SimJuno wallet balance.
3. Install your eSIM in one tap, or scan a QR code, and you're online when you arrive.

PLANS FOR EVERY TRIP
• Country, regional and worldwide plans
• Fixed data plans or day passes sized to your trip
• Filter by trip length and compare the price per GB at a glance
• See exactly what you get before you buy: data, validity, speed, networks and where the profile is issued from

TRACK USAGE AND TOP UP ANYTIME
See how much data you have left right in the app. Running low? Top up in seconds. Some plans also support automatic top-ups, so you never lose your connection mid-trip.

SHARE WITH FAMILY AND FRIENDS
Bought an eSIM for someone else? Share it with family or travel companions so they can install it on their own phone.

CHECK YOUR PHONE FIRST
Not sure your phone supports eSIM? Search for your model in the compatibility checker before you buy.

SIMJUNO WALLET
Top up your wallet once and buy eSIMs and top-ups instantly at checkout.

REFER A FRIEND
Share your personal link. When a friend buys their first eSIM, you earn wallet credit to spend on any eSIM or top-up.

GOOD TO KNOW
SimJuno eSIMs are data-only: they give you mobile internet, but no phone number, calls or SMS. Use WhatsApp, Telegram or any internet calling app to stay in touch. Your phone must be unlocked and support eSIM.

Available in English, German, Spanish, French, Italian, Japanese, Korean, Dutch, Polish, Portuguese, Russian and Chinese.

Questions? Our support team is here to help, right from the app.
Travel eSIM data in 190+ countries. No roaming fees, online in minutes.
Updated on
Oct 27, 2026

Data safety

Safety starts with understanding how developers collect and share your data. Data privacy and security practices may vary based on your use, region, and age. The developer provided this information and may update it over time.
  • No data shared with third parties
    Learn more about how developers declare sharing
  • This app may collect these data types
    Personal info
  • Data is encrypted in transit
  • You can request that data be deleted

What’s new

New: SMS numbers.

• Rent a phone number and get its texts, like verification codes, straight on your eSIM
• Add a number to your eSIM order at checkout at a bundle price
• Link or unlink numbers from your eSIM cards
• Read every message in the app
• Refund a number you haven't used yet, within its refund window
• Archive numbers you no longer need
Content rating
Everyone
In-App Purchases
Learn more

App support

About the developer
RoamBuddy B.V.
support@simjuno.com
Olympia 2 D 1213 NT Hilversum Netherlands
+44 7537 172342