Traveling to Slovenia soon, planning your trip and thinking about the best way to get connected on your trip? Let me help you to avoid high roaming charges and slow overseas data roaming plans. In this guide I will tell you everything you need to know about buying a sim card in Slovenia with the best 4G/5G network in Slovenia, up to date sim card prices per August 2022, where to get a sim card, my recommendation and even information about international and e-sim cards for Slovenia.