OTO is free global International calling messenger for android APK that provides you free of cost calls all over the world. OTO international messenger facilitate the users free with quick calling platform and allows calling in more than 82 countries for free. OTO international call is Japanese development for all those peoples who are worried about international calling high rates. It also support the all internet connection included WiFi and 3G and other mobile companies offers. OTO Free International gives the opportunity to send instant free messages on any number. You can also send flash messages, files, smiles and lots more. You can enjoy pocket smart international free calling any time and any where without any cost. There are many companies offers the free calls, international calls, cheap rates, audio/video calls and messages but OTO app is world's famous platform.
OTO Free International Calls APK has the clear sound and voice quality for the easy conversation and you can make unlimited calls. Users can make national and international continuous calls without any signal disturbance. OTO International calling application has multilingual support and works efficiently with all popular languages. OTO Free International Calls app is multinational software and you can make calls out of country from your native country for free of cost. Free download OTO application free full version for International calls with your android mobiles, PC, Mac and smart devices. It can perfectly support the all android based mobiles operating system.
How OTO App Works:
You just download this android app and in your mobile device from Nokia stores, Google stores, iTunes, Quick APK and install. After successful installation the icon become shows on your device screen click on icon and execute the application, then select your country and add your desired number and make unlimited calls and messages without any cost. It works like free Whats-app, Viber, Skype free messengers.
Application Detail:
Size: 9.0 MB
License: Free to use
Version:2.3.3
Platform: Android 2.1 and up
Developer: PlayOTO