nextSIM eSIM Data Plans for Thailand

nextSIM does not offer a truly unlimited data eSIM for Thailand; every plan listed under the “Unlimited” name actually has a fixed high‑speed data allowance, such as 1GB on a 1‑day plan or 2GB per day on longer plans, after which a reduced speed of 512kbps or 2000kbps applies. These plans are named “Unlimited” but provide a set amount of data before throttling.

For travelers who need more data without the throttling that follows a cap, nextSIM offers fixed‑data eSIM plans. For example, the eSIM Thailand 100GB 30Days Standard plan delivers 100GB of high‑speed data for 30 days, and the eSIM Pro Thailand 50GB plans give 50GB of data for up to 60 days, both with no speed reduction once the data is used.

nextSIM does not provide Thailand eSIM plans that include a phone number or SMS capability. All of its Thailand offerings are data‑only plans; travelers can use the internet connection but will not receive inbound or outbound calls or SMS through the eSIM. However, users may still employ VoIP services such as WhatsApp, Telegram and iMessage over the data connection for calls and messaging. These services are generally available in Thailand, but some destinations may block or restrict access to particular apps. Travelers should confirm that their preferred VoIP apps will work on the network before purchasing a plan.

NextSIM offers 59 single‑country plans and 64 multi‑country plans that include Thailand. The provider’s plans span a price range from $2.58 to $1, 268.60 and a data allowance between 1 GB and 100 GB. Some plans provide a fixed data amount, giving a set amount of data for the validity period, while others offer a daily data cap, giving a daily allocation that can be used at any point during the plan’s validity.