AlpineSIM eSIM Data Plans for Sri Lanka

AlpineSIM does not provide a truly unlimited data eSIM for Sri Lanka. All plans listed in the current catalog are capped at a fixed amount of high‑speed data, ranging from 500MB per day up to 10GB in a single‑day burst. Plans that include “Unlimited” in their name are limited by these caps and, after the allotment is reached, the network speed would be reduced, though the dataset does not specify a reduced‑speed value.

If an unlimited‑data experience is required, travelers would need to buy a large fixed‑data plan instead. For example, AlpineSIM offers a Sri Lanka‑only 20GB plan valid for 30 days at $21.71 USD and a 50GB plan valid for 180 days at $58.56 USD. These provide higher total data allowances and can be more cost‑effective for heavy data usage, but they are still limited, not unlimited.

AlpineSIM does not provide eSIM plans for Sri Lanka that include a phone number or SMS capability; the provider only offers data‑only eSIMs for this destination.

Travelers can use VoIP applications such as WhatsApp, Telegram and iMessage over the data connection to make calls and send messages, eliminating the need for a local phone number or SMS support.

AlpineSIM provides 57 single‑country data plans and 104 multi‑country plans that include Sri Lanka. The plans vary from 100 MB to 50 GB of data, with prices between $0.46 and $333.66 and validity periods ranging from 1 to 365 days. Fixed‑data‑cap plans offer a set amount of data for the entire validity, while daily‑data‑cap plans give a daily allowance up to the plan’s total data cap. A number of these packages also allow tethering.