ZenSim eSIM Data Plans for Sri Lanka

ZenSim does not provide a truly unlimited high‑speed data eSIM for Sri Lanka. The plans listed as “Unlimited” actually grant 3 GB per day of high‑speed data; once the daily limit is reached the speed is reduced, so the data is not unlimited.

Travelers who need larger data pools can choose fixed‑data alternatives such as the Sri Lanka 40 GB plan valid for 30 days at $57 USD or the Sri Lanka 20 GB plans available for 15 or 30 days. These fixed‑data options are often more cost‑effective for higher consumption than a plan that limits daily high‑speed usage.

ZenSim does not offer a Sri Lanka eSIM that includes a local phone number or SMS capability. Only data‑only eSIM plans are available for Sri Lanka. Travelers can still use popular VoIP applications such as WhatsApp, Telegram and iMessage over the data connection to make voice calls and send messages without a traditional phone number or SMS service.

ZenSim provides 13 single‑country plans and 13 multi‑country plans that are available for use in Sri Lanka. Prices for the Sri Lanka‑specific options range from about $5 to $70, while data caps vary between 1 GB and 40 GB. Validity periods span from 5 to 30 days, and several plans allow tethering. The single‑country offerings give travelers direct coverage within Sri Lanka, whereas the multi‑country plans bundle Sri Lanka with other destinations, giving more flexibility for itineraries that cross borders.