Vietnam runs on QR codes — but its payment infrastructure was built for locals. These are the six apps that let foreigners pay the same way, with honest notes on where each one falls short.

For tourists arriving at Noi Bai International Airport who need to pay for a taxi to Hanoi's city centre without Vietnamese cash or a local bank account.

A practical guide for tourists booking intercity trains and buses in Vietnam, covering online booking, onboard payment, and what to do when your foreign card doesn't work at the ticket counter.

Street markets across Vietnam now accept QR payments, letting you buy from vendors without carrying cash.

Two people built Rounds because they lived through the dread of medical documents they couldn't understand. This is what it does, and why it matters.