Most AT&T unlimited plans include free Canada roaming. If yours doesn't, here's what the Day Pass costs, how prepaid works, and when a travel eSIM is smarter.
Optus roaming in Japan costs AUD $5/day on Choice Plus (5 GB) or $10/day on other plans (1 GB). Here's how each option works and when a travel eSIM saves more.
T-Mobile works in Japan but throttles data to 256 Kbps on most plans. Here's what each plan delivers and when a travel eSIM gives you full-speed local data.