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eSIM io has integrated voice calling capabilities into its mobile application. The provider previously offered strictly mobile data transmission for travelers. Subscribers can now place direct calls to mobile and landline numbers globally. The feature operates via VoIP technology. The recipient does not need the eSIM io app or an active internet connection.
The provider promises a transparent billing model where users pay solely for actual talk time, avoiding hidden fees or surprise charges. Coverage spans over 200 countries. Activation occurs instantly within the app, eliminating the need for a secondary physical SIM.
Travelers previously had to rely on silent messaging apps or hunt down local SIM cards just to call a hotel reception. Voice communication is now a native feature of the platform.