Insights
Practical reading before you buy a travel eSIM, plus the sources we consult ourselves.
Latest news
GSMA Intelligence: consumer eSIM adoption set to double in 2026
The industry body’s Q1 2026 tracker shows eSIM penetration doubling this year and again in 2027, on its way to the majority of smartphone connections by 2030.
Juniper Research: eSIM connections to reach 1.5 billion globally in 2026
The analyst firm tracks eSIM crossing from early-adopter technology to mass market, driven by eSIM-only phones and travel data plans.
GSMA: "eSIM-only has arrived" after Apple extends eSIM-only iPhones worldwide
With most iPhone 17 models shipping without a SIM tray globally, the industry body calls the eSIM-only era officially open. Travel eSIM adoption rides the same wave.
GSMA: eSIM mass-market deployment moves from forecast to fact
eSIM smartphone connections nearly doubled in a year, with two-thirds of operators worldwide now offering eSIM for smartphones.
Is an eSIM cheaper than roaming? We did the math
$150 in carrier day passes against a $17 eSIM, on the same two-week trip. The full calculation, including when roaming still wins.
Keep your number and WhatsApp abroad: the right setup
The two-toggle setup that keeps you reachable on your own number while a travel eSIM handles the data.
Unlimited plans and the fair-use fine print
Where the throttle kicks in per provider, what 1 Mbps actually feels like, and when a big bundle beats unlimited.
Data bundles: the best price per gigabyte
Airalo, Saily, Nomad, and friends compared on the only number that matters at your destination.
Free and pay-as-you-go eSIMs: the new wave
Firsty gives data away free with ads; Roamless bills per gigabyte used. When the new models beat classic bundles.
eSIM not connecting? The five-step fix
Data roaming ON for the travel eSIM (yes, really), APN checks, manual network selection, and the rest of the checklist.
GSMA: the global industry body on eSIM technology
Specifications, adoption data, and the industry roadmap, straight from the organization that standardizes eSIM.
EU: official roam-like-at-home rules for travel within Europe
The official explanation of free roaming inside the EU, including fair-use limits and what happens after Brexit.
FCC: cell phones and traveling abroad, the official US guidance
The US telecom regulator on international roaming, unlocking, and avoiding bill shock.