ZenSim eSIM Data Plans for Ireland

ZenSim does not provide a true unlimited data eSIM for Ireland. The plans branded “Unlimited” actually allow 3 GB of high‑speed data per day and the speed is reduced after that limit is reached.

Travelers who need more data without mandatory throttling can choose fixed‑data alternatives. For example, ZenSim offers a 40 GB plan valid for 30 days and a 20 GB plan available for 15 or 30 days, both of which allow tethering and provide high‑speed data for the entire validity period.

ZenSim does not offer any Ireland eSIM plans that include a phone number or SMS capability. The provider supplies only data‑only eSIMs for travel in Ireland. Travelers who need voice and messaging can use VoIP applications such as WhatsApp, Telegram or iMessage over the data connection. However, some destinations may block or restrict certain VoIP services, so it is advisable to verify that the apps you rely on are accessible in Ireland before purchasing a ZenSim eSIM.

ZenSim offers 13 single‑country data plans for Ireland and an additional 13 multi‑country plans that include Ireland as part of a larger regional bundle. The available plans cover a price range from $5.00 to $69.00, a data cap range from 1 GB to 40 GB, and validity periods between 5 and 30 days. Some plans are structured with a fixed data amount, while others provide a daily data cap, giving customers flexibility to match their usage patterns. Tethering is permitted on certain plans, as noted in the provider’s plan details.