nextSIM eSIM Data Plans for Southeast Asia

No, nextSIM does not provide a truly unlimited data eSIM for Southeast Asia. The plans that carry “Unlimited” in their name actually give 1GB of high‑speed data per day and then throttle speed to 512kbps once that daily limit is reached.

Travelers who need more data can choose from nextSIM’s fixed data plans. For example, a 20GB 30‑day plan costs $153.55 USD, while a 30GB 30‑day plan is $740.31 USD, a 40GB 30‑day plan is $987.08 USD, and a 50GB 30‑day plan is $1, 233.85 USD. These plans offer larger data allowances and can be more cost‑effective for most users.

nextSIM does not provide eSIM plans for Southeast Asia that include a local phone number or SMS capability. Travelers can only purchase data‑only plans from this provider; there is no dial code, inbound or outbound voice, or SMS service available. If a phone number or SMS is required, users should rely on VoIP applications such as WhatsApp, Telegram, or iMessage over the data connection, but they should verify that these services are accessible in the specific destination before purchasing.

nextSIM’s eSIM plans cover the Southeast Asian countries of Indonesia, Malaysia, Singapore, Thailand, Vietnam, Brunei, Cambodia, Laos and the Philippines. The eSIM Asia Economy and eSIM Asia Standard plans serve Indonesia, Malaysia, Singapore, Thailand and Vietnam, while the eSIM Global Standard plan also serves those five nations. The eSIM ASIA and Middle East Premium, eSIM Oceania Premium and eSIM GLOBAL Premium plans extend coverage to Brunei, Cambodia, Laos and the Philippines in addition to the core group of Indonesia, Malaysia, Singapore, Thailand and Vietnam; those same plans also include additional regions outside Southeast Asia.