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International calling

Now live in Europe: make cheap international calls to 160+ countries with your own caller ID and flexible credits. Enjoy low rates and no hidden fees with Firsty.

  • Keep your own caller ID on every international call

  • Enjoy low per-minute rates in over 160 countries

  • Only pay for what you use with flexible credit packs

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Start Calling Now
Start Calling Now

A Free Global Connection

One eSIM for the globe

Trusted by 800.000+ travelers

Trustpilot score of 4.6 out of 5!

International calling, simplified

Transparency in Calling Rates

Transparent International Calling Rates

See exactly what you’ll pay with low international call rates to 160+ countries. No hidden fees, just cheap international calls.
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Your Caller ID

Your number, always

Keep your own caller ID when calling internationally, so every call looks like it’s from your regular number. Build trust and avoid confusion when calling abroad.
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International Calling Credits

Credits that last

Choose flexible international calling credits from €1 to €50. Use your balance anytime with no expiration, perfect for affordable international calls.
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Make Cheap International Calls

Instant Global Connection

Make international calls instantly with the Firsty app. Just enter any international number and start talking over your eSIM data for cheap, fast, and reliable connections.
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Aww, We love you too!!

Brian da Silva 2025-06-10 12:10
The only app I will use abroad for data!
This was super easy to set up, fast and worked everywhere! I used it in South Africa for 10 days.
Stijn Kra 2025-05-15 09:31
Top eSIM app
This app gives you fast and easy access to the internet worldwide. Their customer support is also excellent. Definitely recommended!
ABoer_ 2025-05-16 10:08
Great product
Super easy to use and good connection! Used the app in Africa.
FlashTaxiDEU 2024-12-02 14:39
Best app while roaming
We tried this whilst travelling in Spain, and for minimal amount of money per day, you have unlimited internet. It’s easy and super helpful. Goodbye physical sims, waiting at airports.. we love it and recommend it
Ruben Lenten 2025-06-06 12:10
Nice serivce
My eSIM worked nicely across many countries with top speed and I love Firsty's mission to make connectivity available for everyone! 👌
Ravsterocks 2025-01-08 15:11
Super service.
I have used this app multiple times in the USA and have recommended it to others as well. I am so happy and impressed with it. I can’t recommend it enough to others.
AndrStore 2025-02-08 15:11
The best
This is the best app ever! Thank you guys!
Brian da Silva 2025-06-10 12:10
The only app I will use abroad for data!
This was super easy to set up, fast and worked everywhere! I used it in South Africa for 10 days.
Stijn Kra 2025-05-15 09:31
Top eSIM app
This app gives you fast and easy access to the internet worldwide. Their customer support is also excellent. Definitely recommended!
ABoer_ 2025-05-16 10:08
Great product
Super easy to use and good connection! Used the app in Africa.
FlashTaxiDEU 2024-12-02 14:39
Best app while roaming
We tried this whilst travelling in Spain, and for minimal amount of money per day, you have unlimited internet. It’s easy and super helpful. Goodbye physical sims, waiting at airports.. we love it and recommend it
Ruben Lenten 2025-06-06 12:10
Nice serivce
My eSIM worked nicely across many countries with top speed and I love Firsty's mission to make connectivity available for everyone! 👌
Ravsterocks 2025-01-08 15:11
Super service.
I have used this app multiple times in the USA and have recommended it to others as well. I am so happy and impressed with it. I can’t recommend it enough to others.
AndrStore 2025-02-08 15:11
The best
This is the best app ever! Thank you guys!

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Frequently Asked Questions

Questions about international calling? We got you.

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