The PuraSIM Blog
Guides, comparisons, and tips for staying connected while traveling: eSIM by destination, how to save on roaming, mobile compatibility, and everything you need before taking off.
Destinations
eSIM for Florence: Data for your Tuscan Getaway
eSIM for Florence: connect upon landing in Peretola or Pisa, navigate the Duomo and Uffizi without roaming and with just the ri...
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Comparisons
eSIM Flag: Real Reviews and Better Alternatives (2026)
Honest opinions about Flag eSIM: how it works, prices, coverage, and complaints. Comparison with cheaper alternatives for your ...
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Travel types
eSIM for Multiple Devices: Share Data with Family or Group When Traveling
eSIM for multiple devices: share data with your family via hotspot or use one per phone. How many GB among all and how to activ...
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Destinations
eSIM for Eastern Europe: Coverage, Data, and Route by Country
eSIM Eastern Europe for your trip through Poland, Czechia, Hungary, Croatia, and the Balkans. Data without roaming, coverage by...
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Destinations
eSIM for Estonia: coverage, GB, and what you need for your trip
eSIM for Estonia with data from the minute you land in Tallinn. Coverage, recommended GB, and why it's better than roaming. Act...
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Destinations
eSIM for Istanbul: coverage, airport & how many GB to take
eSIM for Istanbul: coverage details, what to expect at IST Airport, and how many GB you'll need for a weekend getaway. A practi...
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Destinations
eSIM for Slovenia: Coverage, Data Plans and Local Operators
eSIM Slovenia with data without roaming: coverage in Ljubljana and Lake Bled, how many GB to take, and local operators vs. eSIM...
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Destinations
eSIM for Scandinavia: internet in Norway, Sweden, and more
How to get internet in Scandinavia with an eSIM: coverage in Norway, Sweden, Denmark, Finland, and Iceland, recommended GB, and...
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Destinations
eSIM for Mexico City: Coverage, Airport, and GBs
eSIM for Mexico City: connect upon landing at AICM, Telcel coverage, GBs according to your trip, and 1-minute installation. Pur...
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Destinations
eSIM Slovakia: Coverage, Data Plans and Local Operators
eSIM for Slovakia: Coverage in Bratislava and the Tatras, how many GB to get, local operators vs. eSIM, and how to activate it ...
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Destinations
eSIM for El Salvador: internet on the surf and volcanoes route
eSIM for El Salvador with Claro, Tigo, and Movistar coverage. Data upon landing in San Salvador, no expensive roaming or SIM ca...
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Destinations
eSIM for Dublin: internet at the airport, city, and across Ireland
eSIM for Dublin: city coverage, data from the airport, GB for your getaway, and details on Northern Ireland. Activate it in 1 m...
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Compatibility
eSIM and physical SIM at the same time: a guide to dual SIM while traveling
Dual SIM eSIM: use your physical SIM and a data eSIM at the same time. Set it up on iPhone and Samsung, keep your number, and t...
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eSIM guides
How much data do WhatsApp, Google Maps, and Instagram use when you travel
How much data do WhatsApp, Google Maps, Instagram, and video calls use per hour? Calculate the GB you need for travel and choos...
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Destinations
eSIM for Cyprus: instant mobile data without roaming fees
eSIM for Cyprus with coverage in Larnaca, Limassol, Paphos, and Ayia Napa. How many GB do you need, local operators vs. eSIM, a...
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Destinations
eSIM Chile: coverage, local operators, and activation guide for your trip
eSIM Chile with internet as soon as you land: Entel, Movistar and Claro coverage, how many GB you need and how to activate it i...
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Destinations
eSIM for Central America: Internet on Your Route Through the Region
eSIM for Central America: Data in Costa Rica, Guatemala, Panama, and more with a regional or country-specific plan. Coverage, G...
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Destinations
eSIM for the Caribbean: Island Guide (Punta Cana, Cuba and more)
eSIM for the Caribbean: Coverage by Island (Punta Cana, Cuba, Riviera Maya, Jamaica), How Much Data to Get, and How to Activate...
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Destinations
eSIM Cancun: internet at the airport and Riviera Maya
eSIM Cancun for data from the airport: coverage on beaches and the Riviera Maya, how many GB to get and why it beats roaming. A...
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Compatibility
eSIM when changing phones: how to transfer it to a new phone
Buying a new phone and have an eSIM? Unlike physical SIM cards, you can't just take it out and put it in. We'll explain how to ...
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eSIM guides
Does an eSIM expire? How long does it last, when does it start, and what happens when it ends?
Does eSIM expire? We explain how long it lasts, when its validity period begins, what happens when data is exhausted, and how t...
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Destinations
eSIM for Bulgaria: coverage, GB and local operators vs eSIM
eSIM for Bulgaria: internet as soon as you land in Sofia or Varna. A1, Yettel, and Vivacom coverage, recommended GB, and activa...
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Destinations
eSIM Buenos Aires: data on landing for your getaway
eSIM Buenos Aires: internet upon landing at Ezeiza or Aeroparque, neighborhood coverage, and how many GB for your getaway. Inst...
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Destinations
eSIM Budapest: internet for your 3 or 4 day trip without roaming
eSIM Budapest for your 3 or 4-day getaway: data from the airport, how many GB to take, and urban coverage. Activate it in 1 min...
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