ZenSim eSIM Data Plans for Gibraltar

ZenSim does not provide a true unlimited data eSIM for Gibraltar. The plans that list “Unlimited” in their name actually offer a fixed allowance of 3GB per day; once that daily quota is reached, the connection speed is reduced, but there is still a data cap. For travelers who need more data, ZenSim offers fixed‑data plans such as the 20GB plan valid for 15 days or 30 days and the 10GB plan with similar validity options. These plans give a set amount of high‑speed data and can be more cost‑effective for most users unless a very high data volume is required.

ZenSim provides only data‑only eSIM plans for Gibraltar, and none of those plans include a local phone number or SMS capability. Travelers looking for an eSIM that can send or receive text messages, or place voice calls, will need to use alternative services. Popular VoIP applications such as WhatsApp, Telegram, and iMessage work over the data connection and can be used for calls and messaging without a traditional phone number or SMS.

ZenSim offers 10 single‑country plans for Gibraltar, with no multi‑country options. The packages range in price from $6.00 to $48.00 and provide data caps between 1 GB and 20 GB across validity periods of 5 to 30 days. Nine of these are fixed‑data plans, delivering a set amount of data for the entire duration, while one plan uses a daily data cap that resets every 24 hours. Several plans also allow tethering.