Travel guides
Connectivity tips, country deep-dives, and how to travel data-light.
Your travel eSIM shows up with no phone number, and that's normal. Here's exactly what moves to the eSIM, what stays on your home SIM, and how hotspot fits in.
From La Paz's thin air to the salt flats of Uyuni and the Santa Cruz lowlands: which networks reach furthest, how much data to buy, and where signal stops.
No account, a different email, or a confirmation lost in spam: here's every place a Zwitchy order actually lives, and the fastest way back to it.
New Zealand's networks reach further than the empty-looking map suggests, but the best-known trails and fjords have none. With a realistic data budget.
Bought more days for your unlimited eSIM and today looks the same? That's expected. Here's what an extension adds, when it starts, and how to check it.
Kuala Lumpur and Langkawi, then Sabah or Sarawak across the sea. Which networks cover each leg, and why new prepaid SIM rules make an eSIM easier.
No QR code, no second screen: tap a link on the phone you're setting up and the install screen opens itself, already filled in. Here's what it needs.
Resort stays, local-island hopping and liveaboards each need a different data budget. Which carriers cover the atolls and when to install before a seaplane.
One country, a region, or the whole trip? What really separates the three eSIM plan types, and a simple way to pick the one your itinerary needs.
A PIN or PUK prompt out of nowhere is unsettling, but it's almost never a broken eSIM. What's really asking, and the safest way back online.
Taiwan's west coast is hyper-connected, the mountainous interior much less so. How much data a Taipei-to-Kaohsiung trip needs, and where signal thins out.
We just launched unlimited data eSIMs. Here's what unlimited actually means, how the daily high-speed allowance works, and when it beats a fixed-GB plan.