Simsima
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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For new userSimsima eSIM Data Plans for Vietnam
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Simsima for Vietnam FAQ
Does Simsima offer unlimited data eSIM for Vietnam?
Simsima does not provide a truly unlimited high‑speed data eSIM for Vietnam. Plans that use the name “Unlimited” are limited to a data cap of 3GB per day; after that limit is reached the speed drops to 1000kbps. For travelers who need more data without speed throttling, Simsima offers fixed‑data options such as 100GB for 180 days, 50GB for 90 days, and 20GB for 30 days. These plans give a larger total data allowance at a fixed price and do not reduce speed after the data limit is reached.
Does Simsima offer Vietnam eSIM with phone number and SMS?
Simsima does not provide eSIMs for Vietnam that include a phone number or SMS capability. The provider offers only data‑only eSIM plans for travelers in Vietnam. Users who need voice or text functionality can use VoIP applications, such as WhatsApp or Telegram, over the data connection.
How many data plans does Simsima offer for Vietnam?
Simsima offers 10 single‑country data plans that cover only Vietnam and 21 multi‑country plans that contain Vietnam as part of their network coverage. The available plans span a price range from about $2.58 to $85.44 and data caps from 200 MB up to 100 GB, giving travelers options from short‑term micro‑plans to larger data‑lofty packages. Among the plans, there are 7 daily‑data‑cap options, which reset every 24 hours, and 24 fixed‑data‑cap bundles that deliver a set amount of data without daily restrictions.
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