Jio Call is a free social networking app developed by Viacloud W.L.L. for iPhone users. This app allows you to make high-quality voice and video calls with your friends and family, no matter where they are in the world. With Jio Call, you can also make cheaper international calls from your smartphone.

The app is extremely easy to use. All you have to do is enter your username and password, and you're ready to start making calls. You can use Jio Call with Wi-Fi or 3G/4G data connection. To make international calls, simply dial 00+country code+phone number. If you ever need help, you can callfor support.

Overall, Jio Call is an excellent app for anyone looking for a high-quality calling experience. It's free, easy to use, and offers great features for making both domestic and international calls.