A call from Viber user to another viber user is completely free of charge. This is one of the application’s many salient features that causes it to be a smooth, handy and hassle-free experience.
• To make a call on your phone from your contact list, you must filter your contacts to the ones who have Vibe. To do that, tap the VIBER button. Find the contact you want to call and select it. Tap on the Free Call option. You are now making a free Viber-to-Viber call.
• To make a call from a 1-on-1 chat, open the chat with the contact you want to call and tap on the call button.