SIP Softphone App for Android and Iphone.


We have our own telephony infrastructure and we now require a SIP softphone App to connect to our platform for our team to use.

I need a sip softphone application for Android and IOS, with support for TLS,SRTP,ZRTP and XMMP(encrypted).

Features required.

* Full support for TLS,SRTP,ZRTP and XMMP(encrypted).

* Full Source Code to make mods after project completion.

* Support G729, G723, Codecs

* Application should work all Networks 3G/Wi-Fi/2G or GPRS.

* Phone full contact book sync

* Real time Balance Display

* Loudspeaker

* Account to Account Balance transfer

* Call Duration

* Call Log

* Redial/Call from Call logs

* Simple to use User Friendly Interface.

I need only expert and very experienced in SIP Phones to integrate with our existent FreeSwitch+A2Billing and Asterisk+A2Billing servers.

I'll hire best bidder with best experience and will hire on permanent basis for Technical Support as well.

Full understanding of all Codecs.

Thanks and Regards

Must be open to integrate any changes asked for.

Kemahiran: PHP

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Tentang Majikan:
( 0 ulasan ) Brazil

ID Projek: #6358329

6 pekerja bebas membida secara purata $1721 untuk pekerjaan ini


I have reviewed your requirements and we have already done something similar for another client. Smart Callie - Smart caller ID app - [login to view URL] We are among top rank Lagi

$1184 USD dalam 20 hari
(97 Ulasan)

I have done this work with linphone for ios and android. Your budget is a little lower than expected. Kindly push your budget to 2500$ and we can discuss and start right away. Thanks.

$1500 USD dalam 30 hari
(14 Ulasan)

A proposal has not yet been provided

$1184 USD dalam 20 hari
(5 Ulasan)

please check our company freelancer profile https://www.freelancer.com/u/xcodbin.html we already developed this type of project so we can take your project. why you hire us ? have 5*** with 100% complete rate with we Lagi

$789 USD dalam 12 hari
(12 Ulasan)

We are expert in Android/I phone/Blackberry/Windows app/phone gap. Here I am sending you previous work of previous work of some current Mobiles Applications we have recently developed. 1. Image Uploader in IOS/Andr Lagi

$750 USD dalam 30 hari
(2 Ulasan)

Hi, I am professional developer, completed many projects. I have lot of experience on sip phones. I can do this task easily. I want to discuss this project in detail. Hope to hear from you. Regards Khizar.

$1350 USD dalam 20 hari
(6 Ulasan)

HI, Before hiring someone, check completion rate and portfolio from profile www.freelancer.com/u/yousd33.html. I am an independent and professional developer experienced in Java, server side programming, C#, VB, .NET & Lagi

$750 USD dalam 13 hari
(6 Ulasan)

Skype: ladyhubonline I know I have no reviews here in freelancer but because im a newbie here, most of my clients are from easyoutsource and craigslist…. They just told me to try my luck to bid here because they k Lagi

$750 USD dalam 20 hari
(0 Ulasan)

Hi, Thanks for you post on Freelancer! I am the Sales Manager at UI-Partners. My intention is to showcase our expertise and discuss our capabilities in detail with you that run today’s business services. UI-Partne Lagi

$3608 USD dalam 30 hari
(0 Ulasan)

Please check my excellent sip client. These apps satisfy your requirement fully. These apps are apps I made for Global TMail([login to view URL]) company and Voiproaming([login to view URL]) company. Specially, Lagi

$1500 USD dalam 10 hari
(0 Ulasan)

Dear Sir, we are pleased to inform you that we have studied all the requirements and can deliver the same to u .we already have similar work experience and have worked on similar projects in the past and can deliver Lagi

$1250 USD dalam 20 hari
(0 Ulasan)