In order to make international calls (outside USA) you have to purchase the International Subscription or buy credits.
The International Subscription is good for a 30 Days period at $12.99 with a limit of 1000 minutes for outbound calls to different countries, for your reference you can find our Available Call Destination list in the following link:
If you wish to pay for international calls as you go, buy credits. You will be able to find our calling rates in the following link:
If you wish to buy the International subscription, please follow these instructions:
When you are on Talkatone, tap on the settings menu, and tap on the International Subscription option.
Continue to the add payment method and complete your purchase.