Yesim is an eSIM provider based in Switzerland, offering data plans for more than 190 countries. Besides classic packages, Yesim stands out with flexible billing models and optional virtual phone numbers. Our assessment is based on plans, features and user reviews, not on our own hands-on testing.
Plans & pricing
Yesim offers three types of plans: fixed data packages for a country or region, unlimited plans for selected destinations and a pay-as-you-go model, where you load credit and only pay for the data you actually use in each country. The latter is handy for travelers with many stops. Prices are mid-range, with some very affordable packages for certain destinations.
With pay-as-you-go, know the per-country rates: they vary quite a bit. In inexpensive countries the model is very fair, while in pricey destinations a fixed package can be cheaper. As with other providers, Yesim's unlimited plans have fair use rules, so check the details before you buy.
App & setup
The app is well organized and covers purchase, installation and usage tracking. A special feature is the option to add a virtual phone number for calls through the app. The eSIM can be reused for future trips, and hotspot use is allowed on most plans.
With pay-as-you-go, the app shows your balance and usage per country, so you keep costs under control even on long routes. You can pay by card or wallet, and the app is available in several languages.
Customer support & reviews
Support is available via in-app chat and email. Users praise the flexibility and easy setup. Criticism occasionally concerns network speed in individual countries and how easy it is to understand the different plan types. Overall, Yesim earns decent to good ratings on review platforms.
Who is it for?
Yesim suits travelers with complex routes across many countries who benefit from pay-as-you-go, and anyone who wants an extra number for calls. If you only visit one country, specialized providers sometimes have cheaper packages. Yesim is also interesting for trips to Switzerland and across Europe.
A practical note on the virtual number: it is not a full mobile number and may not work for SMS verification codes, such as for online banking. Keep your regular number active alongside it. Our guides for iPhone and Android show how to set up both lines.
Our verdict
Yesim offers flexible plan types with pay-as-you-go and optional virtual numbers, which is especially interesting for travelers with many stops. The range of options takes a little getting used to, and prices are fair.
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