PuraSim BlogThe 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 San Francisco: Stay connected in the city and Silicon Valley
eSIM for San Francisco: Coverage in the City, SFO Airport, GB for Your Trip, and Why a US eSIM is Useful. Activate it in 1 minute.
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Destinations
eSIM Chicago: Data upon Arrival in the Windy City
eSIM for Chicago: Coverage in the city, O'Hare and Midway airports, GB for your trip, and why a US eSIM is useful. Ready in 1 m...
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Destinations
eSIM Boston: Reliable Internet from Logan Airport to Cambridge
eSIM for Boston: coverage in the city, Logan Airport, GBs for your trip, and why you should buy a USA eSIM. Activation in 1 min...
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Compatibility
eSIM and WiFi Calling (VoWiFi): How to Call Without Cellular Coverage Abroad
Does Wi-Fi calling work with an eSIM abroad? What is VoWiFi, how to activate it on iPhone and Android, and how to avoid bill sh...
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Comparisons
Ubigi vs Holafly: Which eSIM to Choose for Your Travel Needs
Ubigi vs Holafly head-to-head: data or unlimited, price, coverage, and which one is right for you. Choose your travel eSIM wise...
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Comparisons
Saily vs Nomad: comparison of two travel eSIMs and which to pick
Saily vs. Nomad: We compare coverage, prices, plans, and apps of these two travel eSIMs to help you choose the best one for you...
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Comparisons
Saily vs Holafly: a real comparison to choose your travel eSIM
Saily vs. Holafly head-to-head: prices, unlimited or GB data, coverage, and real-world experience. Find out which one is right ...
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eSIM guides
Revolut eSIM: honest reviews, prices, and whether it's worth it
Real reviews of Revolut's eSIM: how it works, prices, coverage, and when it's worth it or when another option might be better.
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Roaming
O2 Travel: price per day, zones and how it compares to a travel eSIM
We analyze the O2 Travel add-on: daily price, zones, activation, and whether it's worth it compared to a travel eSIM. An honest...
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Comparisons
Nomad vs Holafly: real comparison of two travel eSIMs (2026)
Nomad vs Holafly Real Comparison: Data, Price, Coverage, and When Each Makes Sense. A Clear Guide to Choosing Your Travel eSIM ...
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Destinations
The Best eSIM for Vietnam in 2026: Comparison, Prices, and Coverage
What's the best eSIM for Vietnam? We compare coverage, GB, price, and local operators so you arrive in Hanoi with internet from...
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Comparisons
The Best eSIM for Turkey: Coverage, Data Plans, and What to Check Before Buying
Which eSIM to choose for Turkey: coverage, GB, price, and support comparison. How to cover Istanbul, Cappadocia, and the coast ...
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Comparisons
Best eSIM for Thailand: how to choose the right plan for your trip
Comparing the Best eSIM for Thailand: How Many GB You Need, Coverage on Islands, Unlimited Data, and How to Choose Based on You...
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Destinations
Best eSIM for Thailand and Vietnam: How to Choose the Right Plan in 2026
Thailand and Vietnam on one trip? We compare eSIMs by country and regional Asia: coverage, GB per route, and plans by days to c...
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Destinations
Best eSIM for Thailand in 2026: Ranking and Comparison
Best eSIM for Thailand in 2026: Coverage, GB, prices, and unlimited data for Bangkok, Phuket, and the islands. Compare before y...
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Destinations
Best eSIM for Mexico in 2026: comparison and tips
What is the best eSIM for Mexico? We compare coverage, price, and unlimited data for Cancun, Mexico City, and the Riviera Maya....
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Destinations
Best eSIM for Morocco in 2026: Comparison and Buying Guide
Looking for the best eSIM for Morocco? We compare coverage, data, and price for Marrakech, Fes, or the desert. Choose wisely an...
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Destinations
Best eSIM for India 2026: comparison by trip type
The best eSIM for India based on your trip: real coverage, GB per day, and how to activate it before flying without airport que...
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Destinations
The Best eSIM for Egypt in 2026: Comparison and Which to Choose
What is the best eSIM for Egypt? We compare coverage, price, and GB for Cairo, Luxor, and the Red Sea. A clear guide to help yo...
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Destinations
The Best eSIM for Dubai and the UAE in 2026
What is the best eSIM for Dubai? We compare coverage, data, and price in the UAE so you arrive with internet ready from the air...
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Comparisons
The best eSIM for China: how to choose and why a built-in VPN matters
How to choose the best eSIM for China: the Great Firewall issue, eSIM with VPN or international roaming, GB per day, and activa...
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Comparisons
Best eSIM for Canada 2026: comparison and which GB to choose
What's the best eSIM for Canada? Coverage, GB, and price comparison for your trip, plus Canada + USA eSIMs and how to activate ...
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Destinations
Best eSIM for Brazil in 2026: Comparison and Buying Guide
What's the best eSIM for Brazil? We compare coverage, GB, and price for Rio, Sao Paulo, and the Amazon. Choose wisely before yo...
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Destinations
Best eSIM for Australia in 2026: honest comparison and what to choose
Which is the best eSIM for Australia? We compare coverage, GB, price, and carriers (Telstra, Optus) for your trip. A clear and ...
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