VOIP SIP Mobile Dailers

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hi,

We are looking VOIP Mobile SIP Dailers in all platform and it should support dynamic Codecs including G729 as well. all standard function like...

Highlights

Highly secure, SIP-based softphone with exceptional voice quality

Pre-defined VoIP and XMPP provider list available when adding new accounts, including Facebook and Gmail for XMPP

Integration with Facebook to display contacts’ latest Facebook status

Multitasking support for background operation, such as fielding incoming calls while using other applications

HD audio codecs including [url removed, login to view], OPUS and SILK

Standard Phone Features

Multiple account support for up to 16 accounts on any SIP-compliant server

Contact List and Contact Favorites leveraging the device’s native contact directory

Call display and voicemail indicator

Speakerphone, mute and hold functions

Call history with a list of received, missed and dialed calls

Call recording

Ringtones and contact avatars

Dial plan support

Multiple call support

Swap between two active calls

Merge and split calls (three-way conferencing support)

Call transfer (attended and unattended)

Audio codecs include [url removed, login to view] a/u, [url removed, login to view] (HD), iLBC, GSM, OPUS and SILK

Automatic codec selection to ensure optimal call quality

Support for DTMF: the ability to enter numbers to use an auto attendant

Via RFC 2833, SIP INFO and in-band

Advanced Features

Network Traversal

Application Managed, Server Managed or Custom Configuration

Global IP Support

STUN & ICE

Media Efficiency and Quality

Noise Reduction

Echo Cancellation

Voice Activity Detection

Quality of Service

Codecs Variable Bitrate

Security and Encryption

TLS and SRTP (Secure call signaling and audio encryption)

DNS SRV record lookups

Call quality statistics

VPN support

Skills: Android, Blackberry, iPhone, Mobile Phone, Windows Mobile

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Project ID: #5224023

21 freelancers are bidding on average $7219 for this job

WangJin

Please check my similar app first before reading my cover letter. https://itunes.apple.com/cn/app/wephone-guo-ji-zhang-tu-wang/id447997168?mt=8 So if possible, share 1 minute with me to discuss the technical prob More

$15463 USD in 30 days
(94 Reviews)
8.2
TeamValens

Hello, Greetings! I have been through with your requirement , we have developed the VOIP/SIP based solution for iPhone/DROID and bb as well, in a next level of communication we are good to show you the demo as w More

$5154 USD in 45 days
(12 Reviews)
7.4
devapps13

Professional freelancer here having hands-on experience & expertise developing VoIP SIP Dialers for Android & iOS including G729, VPN Tunnelling and XMPP. I would like to discuss the project requirements and work on More

$5154 USD in 0 days
(62 Reviews)
7.1
kchg

Hello, sir I'm interested with your project. I'll do it for you. I can do it well more than you could guess. :) Kind Regards.

$10309 USD in 40 days
(10 Reviews)
6.9
monster816

Hi, I'm an expert ios and android app developer with 5+ years of experience. I am an expert in Native Android SDK,objective c, HTML5, Database(MySQL,MSSQL),CSS,DHTML,JQuery,etc. I believe my skills would be ideal More

$10309 USD in 3 days
(17 Reviews)
6.4
icodingtechno

Hello Sir, I am introducing myself as an enthusiastic performer in our promising team. A guaranteed expected result is our motto. Please refer your requirements. === Job: VOIP Mobile SIP Dailer creation = Require More

$8000 USD in 35 days
(10 Reviews)
6.3
xinjin8878

Dear Hiring Manager. After read your job description carefully, I'm very interested in your project. I’m high-skilled Mobile App Developer with rich experience in various kind of iOS Frameworks, Facebook/Twitter/Go More

$6185 USD in 30 days
(15 Reviews)
6.0
murtaza1122

Respected Employer, I have been developing android apps and websites for a long time now and i have already developed many apps, games for Android platform , Links of them are given below. Bidding as low as More

$5000 USD in 30 days
(32 Reviews)
5.9
itgctt

Hope you are doing great! I am approaching you in an attempt to initiate a discussion between you and Apptology. I would be interested in discussing the projects with you . Please let me know a convenient time to discu More

$5263 USD in 31 days
(1 Review)
5.8
qualifiedcoders

Hi, We have read your Requirements and would like to discuss further as we have strong hands in Iphone,Android,BlackBerry & other mobile application development & completed over 150 projects in last 5 years. Ple More

$5154 USD in 35 days
(3 Reviews)
5.1
jagrutibhadani

I have read your requirements and ready to start right now. Here are the sample of recently developed apps. http://karmamobichamps.com/Portfolio.pdf http://www.plusplusminus.com/clientadmin/appybite/cashier-fl More

$5263 USD in 30 days
(25 Reviews)
5.2
momodaro

Hello,Thanks for your job posting. I am very interesting for your project. I have rich experiences in Mobile App/Game Developments for 5 years. I already developed many mobile apps with social networks(such as Fa More

$5154 USD in 40 days
(9 Reviews)
4.8
richINtechno

Hello, * We are clear from your detailed requirements and we would like to discuss with as it's a big project work and would like to get some clarification on some features fro you. Can you please tell us your con More

$5154 USD in 65 days
(15 Reviews)
4.6
offenderstechno

-------Greetings from offenders techno-------- Title=>Voip sip dialers Platform=>Android,ios,bb Description=> =>voip mobile =>sip dailers =>dynamic codes =>social media integration =>Hd audio codes = More

$8000 USD in 40 days
(3 Reviews)
4.0
tbldevelopment

Dear Hiring Manager, We are providing this service so affordable because we want to prove our expertise,build a long term relationship so when you have other IT needs, and substantiate a Freelance record of good cus More

$5154 USD in 3 days
(5 Reviews)
3.0
vw580939vw

Hi, I have read your requirement carefully. I am an iPhone | Android apps expert with rich experience. I have done many successful iPhone | android apps and games: single, multi-player, cocos2d, unity3d. And I have don More

$6701 USD in 60 days
(1 Review)
2.0
technoplanet

Dear sir =>Hope you are doing good =>I have gone through your project description and i am sure i can provide you the quality work =>We are in the market and developing apps and games since 7 years with the 9 More

$10000 USD in 50 days
(8 Reviews)
1.5
techsfusion

***** Are you looking for a best Mobile App/Game Development Company?***** Hello, Pleased to see your project post. After a brief analysis of your project requirements, we are confident we can exceed your expec More

$5154 USD in 30 days
(8 Reviews)
1.3
InnovatorsEdge

Hi I have a team of experienced developers who have expertise in VoIP projects. We have developed 5 SIP and XMPP based mobile applications earlier. Voice quality and advanced features will be dealt according to your More

$5500 USD in 40 days
(1 Review)
1.1
tackymindz

Hello Sir, We have gone through the details you have provided and we have already worked on a similar project before and can deliver as u have mentioned and would be pleased to work on this with you to deliver the resu More

$5154 USD in 21 days
(0 Reviews)
0.0