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Firsty review

Updated October 17, 2026 · NomadCue Editorial Team

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Our verdict

Firsty serves 176 countries with one eSIM for international mobile data travel. It is a travel data app with ad supported entry and flexible data choices for travelers who prefer one installation across repeated global trips abroad.

Key facts

Best for
Travelers wanting one eSIM across many countries

Pros and cons

Pros

  • One eSIM installation covers home use and every trip abroad
  • Ad supported access in 171 countries without card or subscription
  • Per GB and unlimited day or month choices under one account
  • Calling reaches over 200 countries with clear quality

Cons

  • Entry access requires watching an ad to connect
  • Use requires app download plus eSIM activation and roaming setup

Ready to try Firsty?

Scored 8.0 / 10 by NomadCue.

See alternatives

Who it suits

  • Travelers visiting several countries on one itinerary
  • People who prefer one installation for repeat trips

Who should look elsewhere

  • Travelers who do not want to manage data through an app

Coverage and networks

Firsty provides one eSIM that connects in 176 countries for home use and international travel. The same profile stays active across trips, so there is no need to change anything on landing. Ad supported access is available in 171 countries, while other data choices use the same global footprint. Calling support reaches more than 200 countries from the app. Setup happens once, then the connection is ready at home and on every later trip abroad.

What the service is built around

Firsty is a travel data service centred on mobile data abroad rather than a general phone plan. Its offer rests on a single eSIM that serves people moving between countries, aimed at travelers who want the same connection on each trip instead of a new local option for every stop. The brand keeps the travel use at the heart of its range, which gives its profile a clear and narrow purpose. That focus helps frequent movers understand what the connection is meant to do.

Who gains the most from one profile

A single profile tends to work well for itineraries that cross many borders in a short span, because one connection can follow the traveler through every stop. Frequent border crossers often find it easier to track one set of data than several separate arrangements. Travelers who return to the same regions regularly also gain from keeping one profile ready for the next journey. The benefit grows with the number of countries on the route and the number of trips taken each year.

How Firsty compares

Frequently asked questions

Where does Firsty work?+

Firsty connects in 176 countries with the same eSIM for home and travel. You keep one installation across trips. Nothing needs to be swapped when you land in a new place.

How does activation work?+

Download the Firsty app from a major app store and activate the eSIM. Enable roaming and select Firsty as the mobile data provider. Then watch a short ad or select a data choice to get connected.

Does Firsty support international calls?+

Firsty supports calling to more than 200 countries with clear quality. You can call from wherever you are whenever you want. The app keeps calling and mobile data together in one place.

What kind of traveler gets the most from this service?+

People with routes that pass through many countries in a short time gain the most from a single connection. Those who return to the same areas again and again also benefit from keeping one profile on hand. The choice depends on how many countries sit on the route and how often the trips happen.

How does the mobile data move across a long route?+

Mobile data is the core product, and the same connection follows the traveler from one country to the next along the route. Each new border brings no fresh setup to think about, since the profile is already in place. Route planning becomes simpler when the mobile data stays consistent across stops.

Not confirmed yet: Price from, Price per GB from, Countries covered, Unlimited data, Hotspot sharing.

Firsty

Travelers wanting one eSIM across many countries

8.0/10See alternatives