Ubigi eSIM review 2026
My phone hit one bar outside Shinjuku Station, and the "unlimited" SIM card I'd bought at the airport two hours earlier had already burned through its entire 2GB. Just a dead connection and me standing on a street corner trying to remember which exit led to my hotel. That trip is why I stopped trusting airport SIM counters. Once I actually started researching eSIMs instead of grabbing whatever the kiosk pushed, one name kept coming up. Business travelers doing three countries a week swore by it. So did car nerds who care more about their infotainment system's connectivity than its horsepower. That name was Ubigi . Ubigi has been around since 2017. It's built by Transatel, part of the NTT Group, so you're on Transatel's own core network rather than a reseller riding someone else's coverage. Ubigi: Plans and pricing (Image credit: Ubigi) Ubigi offers three plan ty...