Billion Connect eSIM Data Plans for San Marino

Billion Connect does not currently provide an unlimited data eSIM plan for San Marrino. Travelers looking for data coverage in San Marrino can choose from a range of fixed‑data plans. For example, the 100GB plan is valid for 30 days, supports 5G, and can be purchased for $54.99. A smaller 50GB plan for 30 days is available for $29.99. Selecting a fixed data plan may be more cost‑effective for most users, unless the traveler is an extremely heavy data consumer.

Billion Connect does not provide an eSIM for San Marino that includes a phone number or SMS capability. Only data‑only eSIM plans are available from this provider. Travelers can still use VoIP services such as WhatsApp, Telegram and iMessage over the data connection for voice and messaging, but no traditional phone number or SMS service is offered.

Billion Connect offers six data plans that include San Marino, all of which are multi‑country coverage schemes. No single‑country plans are available for San Marino. The plans span a price range from about $19.99 to $65.79 and a data cap range from roughly 20 GB to 100 GB, with validity periods set between 1 and 30 days. Some of the plans allow tethering, though data speed may be reduced to 128 kbit/s in those cases.