
Simsima is an eSIM marketplace offering instant connectivity in 190+ countries. Travelers can browse, purchase, and activate eSIMs directly from their phone — no physical SIM swap needed. Plans range from 1-day local passes to multi-country regional bundles, with coverage across Europe, Asia, the Americas, and beyond. Simsima supports all eSIM-compatible devices and offers 24/7 customer support based in Barcelona.
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Data plans for this provider are automatically updated. While we strive to keep the information accurate, we cannot guarantee its completeness or accuracy. Please confirm all details on the provider's official website or app before purchasing.
Simsima does not provide a truly unlimited high‑speed data eSIM for Switzerland. The plans labelled “Unlimited” give a fixed daily allowance of 3 GB; once that limit is reached the speed is throttled to 1000 kbps, so the data is not unlimited in the sense of providing high‑speed data without limits.
If you need a larger, unthrottled data allowance, Simsima sells fixed‑data plans such as 50 GB for 30 days at $34.99 USD or 100 GB for 180 days at $171.33 USD. These plans can be more cost‑effective for heavy data users who want consistent speeds throughout their stay in Switzerland.
Simsima does not offer a Switzerland eSIM plan that includes a phone number or SMS. Only data‑only plans are available from the provider.
Travelers can use VoIP applications such as WhatsApp, Telegram, or iMessage over the data connection for calls and messaging. Some destinations may block or restrict these apps, so users should verify that the services they rely on are accessible in Switzerland before making a purchase.
Simsima provides a range of plans that can be used in Switzerland, split into single‑country offerings and multi‑country options.
For the single‑country lineup there are 12 different plans that cover only Switzerland, while the multi‑country catalogue offers 20 plans that include Swiss coverage among other destinations.
These plans vary in both duration and data allowance. Customers can choose from fixed‑data plans that give a set amount of data for a set period, or daily‑cap plans that reset the data allowance each day. Across the board the price ranges from under one US dollar to over $170, and the data cap spans from as little as 100 MB to as much as 100 GB, with validity periods from a single day up to six months.
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