81. Use a Third-Party App for Calls
What you need:An application like WhatsApp, Viber or Signal
Est. Cost: $0*
When you are on vacation, international calls can be very expensive. Tourists are more vulnerable to scams involving expensive sim cards or package prices. Third-party apps make traveling much easier.
Download a free app such as WhatsApp or Viber to make international calls and send messages over the internet. You can connect to any public WiFI or your hotel’s WiFi network and chat for as long as possible.
