Flexiroam
Tocca una stella per valutare
Flexiroam started in 2011 and brings a regional perspective to Southeast Asian connectivity. For Vietnam, it offers data plans with the flexibility to roll unused data into your next purchase, a useful feature if your trip extends or you return frequently.
The multi-country bundles work well if you're visiting Vietnam alongside Thailand, Cambodia, or Laos on one trip. You can activate one plan and get data across multiple countries without managing separate subscriptions.