eSIMzio eSIM Data Plans for Southeast Asia

eSIMzio does not provide a true unlimited high‑speed data plan for Southeast Asia. Their “Asia Unlimited” options are fixed data plans that offer 3GB per day, after which the speed drops to 1000 kbps.

For users who want more data, eSIMzio offers fixed data plans such as the Asia 100 GB — 180 days plan or the Asia 50 GB — 90 days plan. These plans provide a hard data allowance and may be more cost effective for heavy data users, though they still have limits.

eSIMzio does not provide Southeast Asia eSIM plans that include a phone number or SMS capability; the provider only offers data‑only eSIMs for that region. Travelers who need to make calls or send messages can use popular VoIP applications such as WhatsApp, Telegram, or iMessage over the data connection. However, some destinations may block or restrict access to specific apps or VoIP services, so it is advisable to verify that the apps you rely on are available in the countries you plan to visit before purchasing a plan.

eSIMzio offers two distinct plans that cover Southeast Asia: a Global plan and an Asia plan. Both plans provide coverage for Brunei, Indonesia, Cambodia, Laos, Malaysia, Philippines, Singapore, Thailand, Timor‑Leste, and Vietnam. While the plans also include additional regions, the Southeast Asian countries listed above are the ones covered by each plan.