UMcall free call software
10,000 - 50,000 downloadsAdd this app to your listsTweets por @Appszoom
1, permanent free, save calls
Free internet voice calls and send and receive messages, regardless of domestic and international long distance, download and install can be ultra-low flow consumption per second 1.5KB per hour 5MB or so.
2, the ultra-high voice codec technology
Leading global provider of voice codec technology, two-way 1.5K / S bandwidth can, adapt 2G/3G/WiFi network.
3, real-time two-way communication, intercom mode
Silence detection, echo fiction, jitter smoothing, delay fill vacancies and other technology to achieve a two-way real-time call, to distinguish it from the intercom mode.
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1, modify more and interface system set prompted logic error
2, modify part of the bug, improve the overall stability and fluency