
4S eSIM is a new global connectivity brand built by a team with strong experience in the telecommunications industry. Our partners provide direct network access to multiple mobile operators worldwide, giving us first-hand network resources and the ability to offer highly competitive pricing. We aim to make staying connected abroad simple, reliable, and affordable for everyone — from frequent travelers and digital nomads to business professionals and international students. With instant activation, flexible regional and global data plans, and no need for physical SIMs or complex KYC verification, 4S eSIM delivers a truly borderless mobile experience.
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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.
4S eSIM does not provide a truly unlimited data plan for Hungary. All plans labeled “Unlimited” in the 4S eSIM catalog actually have a fixed data cap and specify a reduced speed of 1000 kbps after the cap is reached.
Travelers who need more data can choose from a range of fixed‑data options. For example, 4S eSIM offers a 50 GB plan valid for 5 days at $24.01 USD and a 30 GB plan valid for 15 days at $29.30 USD. These plans deliver high‑speed data up to the stated allowance, making them a cost‑effective alternative for most travelers.
4S eSIM does not provide a Hungary eSIM that includes a phone number or SMS capability. The available plans from this provider are data‑only, allowing only internet use without inbound or outbound voice or text services. Travelers can still use common VoIP applications such as WhatsApp, Telegram, and iMessage over the data connection to make calls and send messages.
4S eSIM offers 54 single‑country plans that cover Hungary and 108 multi‑country plans that include Hungary. The price range for these plans spans $1.42 to $195.83, while the data cap varies from 714 MB to 50 GB. Some options provide a fixed data amount for the entire validity period, whereas others impose a daily data cap, giving travelers flexibility from short‑term low‑cost credits to long‑term high‑data packages.
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