Simsima eSIM Data Plans for Cayman Islands

Simsima does not provide a true unlimited data eSIM for the Cayman Islands. The only plan that carries the word “Unlimited” in its name is the “Unlimited ‑ 7 days” option, which actually supplies 3 GB of high‑speed data per day and reduces speed to 1000 kbps after that limit is reached. In addition, Simsima offers fixed data plans for the Cayman Islands, such as a 20 GB bundle valid for 30 days and a 10 GB bundle also valid for 30 days. These plans give a set amount of high‑speed data for a fixed period, and cost may be more favorable for travelers who plan to use a large but finite amount of data.

Simsima does not provide a Cayman Islands eSIM with a phone number or SMS capability. Only data‑only eSIM plans are offered for this destination. Travelers can use VoIP services such as WhatsApp, Telegram, or iMessage over the data connection for voice and messaging, but they should verify that these apps are accessible in Cayman Islands before purchasing, as some destinations may block or restrict specific services.

Simsima offers a total of 20 data plans for the Cayman Islands, comprising 8 single‑country plans and 12 multi‑country plans. Within these, 4 plans feature a daily data cap while 16 provide a fixed data amount for the entire validity period. Prices range from roughly $5.60 to $84.80, with data caps between 1 GB and 20 GB and validity periods spanning 5 to 365 days.