Privacy
Anonymous eSIM: what no-KYC actually means
What a travel eSIM bought without ID keeps private and what it cannot: what the networks see, what we store and for how long, and how to pay in crypto.
Blog
Guides and notes on travel data, eSIMs and paying privately.
Destinations
Internet in China for travellers: eSIM, the firewall, and what still won't open
What opens in mainland China on a roaming eSIM without a VPN, what stays closed anyway, and how to sort out maps, payments and Wi-Fi before you fly.
Guides
A data eSIM for a long stay: 180 days, 365 days and top-ups
How to keep one travel eSIM going for months: the 180-day and 365-day plans, when the clock starts, how top-ups work, and when a local SIM still helps.