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Ringo (software)
Ringo was an international calling app for smartphones that utilized dedicated phone circuits for making calls. Ringo used local phone networks instead of the user's smart phone's Internet connection to connect calls. The caller, but not the called party, downloaded and used the app to make calls. Apps were available for Android (operating system), Android, iOS, and Windows Phone. Ringo launched in 2014 and was available for use in many countries, though not all supported all three calling methods:- callout, callback and WiFi. Calls could be made to mobile and landline phones in any country. Ringo was discontinued on March 31, 2021. History Ringo was developed by start-up Riva FZC, the parent holding company of Ringo. Features and functionality Ringo allowed users to make calls to any number in any destination worldwide and did not use a web connection for its calls. Users could purchase top-up credits through the app for Android and Windows Phone and through the website ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
Android (operating System)
Android is a mobile operating system based on a modified version of the Linux kernel and other open-source software, designed primarily for touchscreen mobile devices such as smartphones and tablets. Android is developed by a consortium of developers known as the Open Handset Alliance and commercially sponsored by Google. It was unveiled in November 2007, with the first commercial Android device, the HTC Dream, being launched in September 2008. Most versions of Android are proprietary. The core components are taken from the Android Open Source Project (AOSP), which is free and open-source software (FOSS) primarily licensed under the Apache License. When Android is installed on devices, the ability to modify the otherwise free and open-source software is usually restricted, either by not providing the corresponding source code or by preventing reinstallation through technical measures, thus rendering the installed version proprietary. Most Android devices ship with additional ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
