Knowledgebase
iPhone: Call via GSM, and what is it.

A GSM call is a ‘regular call’. Making a GSM call means that you are placing a call through your phone carrier and operation fees will apply.

 

The ‘Switch to GSM’ button gives you the option to place a regular GSM call instead of a free Viber call.

 *Please note that switching to GSM will place a regular call and operation fees will apply.

 

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