VSir Big Telecom - HD Video Telecom at App Store analyse

App power index: 200 (based on ranks around App Stores today)
Social Networking
Developer: King Information Technology Co., Ltd
Price: 0 free
Current version: 1.4.5, last update: 7 years ago
First release : 10 Jan 2012
App size: 29.73 Mb
4.6 ( 4656 ratings )
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Estimation application downloads and cost

> 4.4k
Monthly downloads
~ $ 1.8k
Estimation App Cost


• Support for high-definition video call.
• function: video call, voice call, video surveillance, messages, picture and files transmission.
• Support iPhone, iPad, iPod, interoperability with other communication terminal for high-definition video, transfer pictures, files, and to send a message.
• Support for wired networks, wireless networks 2G, 3G, 4G, WIFI.
• Supports one-touch dialing, easy to use, communication essential applications.
• Support for the gestures video operation with video gravity sensing rotation.
• You can set: simple home video surveillance, monitoring points support the switch six cameras monitoring.

Getting started is easy: you can use the phone number is registered to login. Or to register a VSir number you can begin to experience the high-definition video and voice functions.

What makes VSir so special?
VSir application integrated video call, voice call, video surveillance, intercom, file transfer, messages, general phone call functions, the application can also support video communications between computer terminals and a variety of other communication terminal.

Why is it so simple?
VSir allows you to use the match phonebook friends, and search for friends already use VSir, so you can make voice and video chat. Easy-to-use one-touch shortcut call. Welcome to invite your friends to join VSir.
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Available in countries
Country Price
Canada free
China free
France free
Germany free
Italy free
Netherlands free
Portugal free
Spain free
Poland free
UK free
India free
Japan free
Russia free
Turkey free
USA free
Korea, Republic Of free
Ukraine free
Available for devices
iPhone3GS, iPhone4, iPodTouchFourthGen, iPad2Wifi, iPad23G, iPhone4S, iPadThirdGen, iPadThirdGen4G, iPhone5, iPodTouchFifthGen, iPadFourthGen, iPadFourthGen4G, iPadMini, iPadMini4G, iPhone5c, iPhone5s, iPadAir, iPadAirCellular, iPadMiniRetina, iPadMiniRetinaCellular, iPhone6, iPhone6Plus, iPadAir2, iPadAir2Cellular, iPadMini3, iPadMini3Cellular, iPodTouchSixthGen, iPhone6s, iPhone6sPlus, iPadMini4, iPadMini4Cellular, iPadPro, iPadProCellular, iPadPro97, iPadPro97Cellular, iPhoneSE, iPhone7, iPhone7Plus,