Suljettu

Help me build a mobile calling app

User-friendly voice and messaging app with enterprise security.

ZRTP vs SRTP

No backdoors, no man-in-the-middle attacks

Unlimited peer-to-peer calling with out-of-network calling

Unlimited peer-to-peer calling

Call Mobile or Landlines = VOIP Calling

Secure messaging and file transfers

Scheduled burn functionality on both ends

Available for any Android or iOS device

Taidot: Android, VoIP, Mobile App Development, Asterisk PBX, iPhone

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Tietoa työnantajasta:
( 0 arvostelua ) Letchworth, United Kingdom

Projektin tunnus: #21810926

38 freelanceria on tarjonnut keskimäärin 823£ tähän työhön

aistechnolabs

Greetings, Thanks for the opportunity. AIS Technolabs (Expert Mobile Developers) is a dedicated team with over 8 years' experience and a strong workforce of 240+ Professionals. Understanding: I have gone through your Lisää

£5900 GBP 30 päivässä
(67 arvostelua)
9.1
C0RETECHIES

Can you share the URL of the reference app? Please share the complete project features you want on an app? We have gone through the project description that you want to build a Calling application. We will make Cre Lisää

£750 GBP 30 päivässä
(38 arvostelua)
7.7
captek

Greetings from Capanicus! We are comfortable with the work and can do with ease. We are a VoIP solution provider and have working experience of 10+ yrs on Asterisk, Freeswitch, A2billing, FreePBX, Elastix, MOR billing Lisää

£700 GBP 37 päivässä
(14 arvostelua)
7.0
Software9981

Hello, Greetings of the day! I saw your proposal and understood completely. We are a team of expert developers and have more than 8 years of experience in the same domain. We will complete your task on time and on bud Lisää

£500 GBP 7 päivässä
(16 arvostelua)
6.2
shyamvijaywargiy

Hello ,hope are you well there I have seen your requirement and I am interested in this.I am ready from now to work on your app. i have 7 years of experience in mobile (android / ios ) app development. I will complete Lisää

£300 GBP 5 päivässä
(22 arvostelua)
6.1
NataliaMartinez1

Hi, This is an energetic software developer. I have top skills in Web & Mobile app development. While reading your job description, I understood your main goal. As I am strong at this kind of project, I am pretty sure Lisää

£500 GBP 7 päivässä
(9 arvostelua)
5.6
technorizensoft

Hello, I have 6 years of experienced on mobile application ( iphone/ ipad+ Android ) and App admimn with development web services where admin can manage the app from backend I have developed the TAXI apps, google Lisää

£500 GBP 12 päivässä
(15 arvostelua)
6.0
pooja1508

Hello, Greetings of the day!!! I read your requirements carefully.I have all relevant skills that is required for your project. As I have been in his domain for past 8+years. I have done previously many projects. I wi Lisää

£250 GBP 7 päivässä
(9 arvostelua)
5.4
jinlan88

Hello Hope you are doing well. I have checked your project description in detail , and I am very interest in your project because I have completed very similar project last time. We have developed lots of mobile app Lisää

£500 GBP 7 päivässä
(8 arvostelua)
5.1
Mobileappsoln

Hello I read your project post and understand you need calling [login to view URL] per your need i will make your project with complete features and functionality. I am expert in mobile (android and ios) app design and developme Lisää

£300 GBP 7 päivässä
(16 arvostelua)
5.8
jimjimmyy

Hello I’ve read your project description and can know that you're looking for a developer to design and build a voice messaging app. This is a senior developer with over 8 years of professional experience in mobile a Lisää

£500 GBP 25 päivässä
(6 arvostelua)
5.2
Latex000

Dear Client, Upon checking your project, I am pretty sure I can produce high-quality and perfect result for yr project. I am very high skilled web and mobile developer with more than 5 years of rich experience in such Lisää

£500 GBP 7 päivässä
(11 arvostelua)
4.8
ITGAMECORP

Hello, I am a full stack developer. I have gone through your project posting development your Mobile App(Android / IOS). As per your requirement. I am familiar with all the required technologies and I have experien Lisää

£300 GBP 7 päivässä
(5 arvostelua)
4.5
myappsdevelopers

Hello, Greetings! I have analyzed your project requirement in detail, as per the analysis I need to develop an Android app.I would like to inform you that I have extensive experience in development of Android apps. He Lisää

£625 GBP 18 päivässä
(17 arvostelua)
4.3
kishan2204

Hello, Greetings for the day! I am an expertise Mobile App Developer having 5+ years of experience. My passion is to develop and deploy any kinda mobile application and I have always shown a keen interest in developi Lisää

£4500 GBP 21 päivässä
(11 arvostelua)
4.0
jitendrasatpuda

Hello, i am expert in app development  I read your requirements an you need a application and i already done many project same as your requirement so please message me for more discuss We have already designed, develop Lisää

£500 GBP 7 päivässä
(12 arvostelua)
4.1
AITSoft

Hello there, How are you doing?. I have read the description, I have great experience doing similar jobs related to these skills Android, Asterisk PBX, iPhone, Mobile App Development, VoIP. Right now I am placing a Lisää

£555 GBP 5 päivässä
(11 arvostelua)
4.2
beckondelveinfo

I’m a Technical Architect of (Wowza / AWS) for Live Video Streaming Service Expertise in Nimble, Red5, Wowza / Google Cloud / JWCloud Peer to Peer / Websockets / WebRTC / RTMP / RTSP/ HLS Core Skills * Live Lisää

£500 GBP 7 päivässä
(5 arvostelua)
4.9
shubhamkulkarni8

We can develop an app just as per your requirement. We have hands on almost all technologies and platforms. Let's chat to further discuss the requirement so that we can share the proposal with you.

£600 GBP 7 päivässä
(1 arvostelu)
3.0
pujaroy22

Hello We are a team of experts, we can design any web page and make it functional with any back end technology whether it is php, laravel, ci or wordpress. We are having some fine developers for CMS and server side scr Lisää

£500 GBP 7 päivässä
(2 arvostelua)
3.1