nextSIM eSIM Data Plans for Southeast Asia

nextSIM does not provide any truly unlimited data eSIM plans for Southeast Asia. All of their so‑called “Unlimited” plans offer a fixed amount of high‑speed data—such as 1GB per day on the eSIM Asia Unlimited 3Days Standard plan or 2GB per day on the eSIM Asia Unlimited Plus 3Days Standard plan—and once that limit is reached the speed drops to a reduced level (e.g., 512kbps or 2000kbps). Travelers who need more data can choose from the fixed‑data plans listed, which tend to be more cost effective for moderate to heavy usage.

NextSIM does not provide an eSIM plan for Southeast Asia that includes a phone number with inbound or outbound SMS capability. All plans available from this provider for the region are data‑only; they offer high‑speed internet on 4G or 5G networks but do not include voice or SMS services. Travelers can still use popular VoIP applications such as WhatsApp, Telegram, or iMessage over the data connection for calls and messaging.

NextSIM offers several eSIM plans that cover multiple countries in Southeast Asia. The eSIM Asia Standard and eSIM Asia Economy plans cover Indonesia, Malaysia, Singapore, Thailand, and Vietnam. The eSIM Oceania Premium plan includes those five countries in addition to the Philippines. The eSIM GLOBAL Premium plan covers Indonesia, Malaysia, Singapore, Thailand, Vietnam, the Philippines, Cambodia, and Laos. No available plan currently includes Brunei, Timor‑Leste or Myanmar.