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GSM Call to VOIP android app

We need a Android app that

take GSM Call and SMS to Send to Server so other side phone can see SMS and take calls instantly to avoid Roaming.

Also maintain call logs, SMS logs, contacts on server and sync to APP that installed on other phone. We will provide you Linux server to setup.

Квалификация: Android, Asterisk PBX, Linux, Mobile App Development, VoIP

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О работодателе:
( 0 отзыв(-а, -ов) ) charkhi dadri, India

ID проекта: #17359702

6 фрилансеров(-а) в среднем готовы выполнить эту работу за $1647

$1250 USD за 20 дней(-я)
(74 отзывов(-а))
7.5
$1323 USD за 20 дней(-я)
(32 отзывов(-а))
7.0
topstar323

Hi I have been specializing in mobile (native, React native, hybrid, Xamarin) and web(website, backend) for 7+ years. I have rich experiences in - On demand system such as UBER style booking , Delivery - Sharing Больше

$1058 USD за 20 дней(-я)
(49 отзывов(-а))
6.8
bindmission

Hello, Hope you are doing well. I have 6 years of experience on Linux and Voip. Please Let me know more about the project Regards, VishnuLal

$1500 USD за 20 дней(-я)
(44 отзывов(-а))
5.1
marketingmindz

Can you share list of requirements for Mobile app development? Do you have designs for the app? We've 5+ years of experience in Mobile App development and are confident we can develop GSM Call to VOIP android app Больше

$4000 USD за 20 дней(-я)
(6 отзывов(-а))
3.8
dwij35

I have experience to build this kind of app.I can give you similar this kind of app demo which i have developed some day ago.I will make best user friendly app for you.I am also experience about linux and windows serv Больше

$750 USD за 15 дней(-я)
(0 отзывов(-а))
0.0