Ubigi
Transatel (NTT)
Telecom-grade eSIM from an actual network operator.
Price
$19
Year
Current
Best for
Japan trips, connection stability
Category
Specialists
About Ubigi
Ubigi is the consumer brand of Transatel, an NTT-owned operator that supplies connectivity to carmakers and laptop manufacturers, and that pedigree shows in connection stability. Coverage spans 200+ destinations with particularly strong performance in Japan (NTT home turf), where it is our default recommendation. A 5 GB / 30-day Europe plan runs around $19, with monthly recurring options for frequent travelers. The app and purchase flow feel more telecom than startup, and prices are mid-pack. You choose Ubigi for the network, not the interface.
“The network-grade option: Ubigi is run by Transatel, an NTT company that actually operates mobile infrastructure. Connections feel carrier-stable, Japan coverage is best-in-class, and it works in cars and laptops too. The app is more utilitarian than the startups.”Editorial team, via eSIMShortlist
Where to get it
$19
Sign up directly with the provider.
More in specialists
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