combine gsm calls with Voip calls

a developer who can create an app that joins voip calls with gsm calls or conference calls between voip and gsm on android or apple platform supposing if i am on a gsm call and want to add a voip caller or vice versa. voice should be heard on both the sides. or transfer gsm calls to voip server

Skills: Android, iPhone, Mobile App Development, VoIP

See more: conference call android, android conference call, voip server, GSM, calls, android voip, app caller, create android voip, voip gsm calls android application, apple platform, conference android, android gsm voip, gsm voip android, gsm caller voip, gsm call app, android gsm, VoIP call android, voip gsm linux, linux usb gsm phone calls, voip gsm gateway

About the Employer:
( 0 reviews ) Bangalore, India

Project ID: #6996707

5 freelancers are bidding on average $703 for this job


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$1300 USD in 10 days
(17 Reviews)

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$618 USD in 20 days
(11 Reviews)

I'm a android developer. I have experience with android app development for 3 years. Especially I can clone app same as the existing one. My powerful skill is decompile apk. I can work fulltime for you project. I hope More

$210 USD in 3 days
(4 Reviews)

Hello, This is my related work with GSM calls and VoIP calls in Android: [login to view URL] I have developed Yarn iOS version which are waiting for publishing on App Store. More

$400 USD in 7 days
(9 Reviews)

Hi! I am senior android developer myself and leads a team of 5, I am offering my services to do this job. I am confident that I will provide you what actually you are looking for. Below is the link where you can fi More

$988 USD in 20 days
(3 Reviews)