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android sip dialer for voip calls

hello

i have voipswitch server , i want to get android mobile dialer for my customer , so they can use my app to sign up from the application dialer , check balance , recharge

i donot want any payment solution as i will just sell the voucher card to my customer

Faster call connectivity and registration with SIP Server

Runs behind NAT or private IP and in blocked country

Supports 3G/4G, GPRS and Wi-Fi for internet connectivity

Displays my customers account Balance

Syncs with your contacts in your device Address book

Displays Call Logs and Call Duration

Auto Signal Switching

Supports Speex, G.723, G.722, G.729 and AMR codecs

Compatible with SIP standard voipswitch

my logo is ready

i will puplish the app to the play store

pleas send me the cost and details and time

Beceriler: VoIP, Asterisk PBX, Linux

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İşveren Hakkında:
( 3 değerlendirme ) mager, Libya

Proje NO: #20935424

Bu iş için 13 freelancer ortalamada $694 teklif veriyor

DevStar925

Hi sir, I have been working with mobile apps (native and hybrid) for many years. I read your description carefully and understand your requirements fully. I am really interested in your project. I am 100% sure I Daha Fazla

$500 USD in 4 gün içinde
(11 Değerlendirme)
5.4
Sunilchaudhary8

Hello Sir, I am VOIP SIP dialer developer by profession for android and ios and window platform . Please contact me as soon as possible. i will be so happy to work for you. I Go through the job details carefully an Daha Fazla

$700 USD in 2 gün içinde
(7 Değerlendirme)
4.0
xcellSoft

Hi there, The requirements you have put on in the project description require an extensive experience in the field of audio and SIP. I have prior experience in building Audio Call apps and working with softwares like Daha Fazla

$1111 USD in 15 gün içinde
(3 Değerlendirme)
2.5
AwaisChaudhry

Hi there, I have checked the details I have great experience with Asterisk PBX, Linux, VoIP. Please start the chat so we can discuss this job more in detail then we will discuss the final budget, Right now I am placing Daha Fazla

$750 USD in 16 gün içinde
(0 Değerlendirme)
0.0
amnailyas1

Hi Sir/Madam, I hope you are doing great. I have gone through the details, After the first look at the description the job looks pretty much doable. I have rich experience with Asterisk PBX, Linux, VoIP. At the moment Daha Fazla

$555 USD in 13 gün içinde
(0 Değerlendirme)
0.0
freelancerdanie9

Hello Nice to meet you. I am glad that I have read your post and I am happy to be working with you! I am a Web developer with over 10 years of experience in Angular | jQuery | Laravel | Bootstrap | CSS | Javascript. I Daha Fazla

$500 USD in 7 gün içinde
(0 Değerlendirme)
0.0
trulsnyberg

Nice to meet you I am an Amazon Cloud Architect for the web infrastructure serving 90 million page impressions and 12 TB Internet traffic per month. The AWS services I use are EC2, ELB, MySQL RDS, VPC, CloudFront, Elas Daha Fazla

$637 USD in 9 gün içinde
(0 Değerlendirme)
0.0
junxinwang1014

Dear! I've checked your requirements carefully. I have been working as a freelance mobile developer for more than 5 years now. I can assure you that I am not here to cheat you and make easy money. I've rich experience Daha Fazla

$1000 USD in 10 gün içinde
(0 Değerlendirme)
0.0
Khatriawais1892

Hi, This is Awais. I have read your requirements and understand it. I was recently working on SIP based project and doing the calling part in that. I was successfully able to achieve the task by using open source Linph Daha Fazla

$777 USD in 20 gün içinde
(0 Değerlendirme)
0.0
falljer7

Hello Sir, My name is Jeremy and I saw your post on Freelancer and went through the shared details carefully. We are based out of Sandy, Utah (USA) and over the years, we have established ourselves as a strong & hones Daha Fazla

$825 USD in 12 gün içinde
(0 Değerlendirme)
0.0
anujvats111

Hello, I Read your project description that is to build an VoIP android and iPhone application and i am very interested in your project. I am a professional developer and i have 3+ year exp in VoIP. And i have already Daha Fazla

$666 USD in 3 gün içinde
(0 Değerlendirme)
0.0
techvialinuxsaur

Our softphone solution is a standalone client-side software VOIP phone application and is not bundled together with a VoIP service. To make and receive VOIP calls using our Solution, you must subscribe to any SIP or IA Daha Fazla

$500 USD in 7 gün içinde
(0 Değerlendirme)
0.0
voipxprt

Is Vippie not cover your demands? What for you try to invent already existing things? Anyway there is more solutions on market.

$497 USD in 7 gün içinde
(0 Değerlendirme)
0.0