eSIM travel guides
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Which Apps Are Blocked in China? Use WhatsApp & Instagram Without a VPN (2026)
WhatsApp, Instagram, Facebook, Google and more are blocked in mainland China. Here's the full 2026 list — and how a Samth travel eSIM lets you use them normally, no VPN required.
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Does WhatsApp Work in Dubai? Make WhatsApp Calls in the UAE Without a VPN (2026)
WhatsApp messaging works in the UAE, but voice and video calls are blocked on local networks. Here's why — and how a Samth travel eSIM restores WhatsApp calling in Dubai without a VPN.
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eSIM vs Roaming: The Real Cost of a 7-Day Trip
A receipt-by-receipt comparison of travel eSIMs vs home-carrier roaming for a typical 7-day overseas trip. Where roaming wins (almost never) and where eSIMs save you 80%+.
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How eSIMs Actually Work (and Why They're Better for Travel)
A clear, jargon-free explainer of eSIMs — what they are, how the QR install works, why dual-SIM means you keep your home number, and where travel eSIMs save you serious money.