Firsty eSIM Slovenia 2026: Cheap Data Plans & Prices

The cheapest Firsty eSIM for Slovenia costs $0.67 and gives you 1 GB for 30 days. It's the regional eSIM, which also works in other countries. We recheck prices daily, so this price is up to date. You can buy it on the official Firsty site.

Yes, Firsty works in Slovenia on its Slovenia-only plans and on its regional and global eSIMs. If your eSIM is installed but won't connect after you land, open your phone's settings and turn on data roaming for it. Your home SIM can stay as it is.

For Slovenia alone, these are Firsty's lowest prices by trip length:

• 7 days: $15.63 for 2 GB
• 15 days: $25.11 for 2 GB
• 28 days: $46.88 for 2 GB

No, Firsty has no unlimited plans for Slovenia, so every plan comes with a set amount of data.

Firsty is an eSIM store for travelers, with plans covering 192 destinations. On Trustpilot, 341 people have rated it 4.0 out of 5.

With Firsty, 1 GB in Slovenia can cost as little as $0.67, on its cheapest plan.

Yes, every Firsty plan for Slovenia has 5G. Your phone needs to support 5G too: on iPhone, that means an iPhone 12 or newer.

Yes, you can share your data through a personal hotspot on Classic and Unlimited plans, but not on Firsty Free.

No, Firsty's Slovenia plans are data only, so your home number stays on your main SIM. In the Firsty app you can also make calls over the internet with prepaid credits.

Yes, you can buy it ahead and activate it when you arrive, with the Activate button in the app or automatically when you enter Slovenia, if you turn that on. The days count from activation, not from purchase.

Yes, you top up the same Firsty eSIM in the app, either with another Classic bundle or with extra days of Unlimited. A new bundle doesn't extend an older one, but extra Unlimited days extend the same plan.

Yes, Firsty has 4 regional plans that cover Slovenia and other countries, plus 67 global plans starting at $2.79. These keep you online as you cross borders.