Help me build a mobile calling app

User-friendly voice and messaging app with enterprise security.


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

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

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Tentang Majikan:
( 0 ulasan ) Letchworth, United Kingdom

ID Projek: #21810926

38 pekerja bebas membida secara purata £823 untuk pekerjaan ini


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 Lagi

£5900 GBP dalam 30 hari
(67 Ulasan)

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 Lagi

£750 GBP dalam 30 hari
(38 Ulasan)

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 Lagi

£700 GBP dalam 37 hari
(14 Ulasan)

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 Lagi

£500 GBP dalam 7 hari
(16 Ulasan)

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 Lagi

£300 GBP dalam 5 hari
(22 Ulasan)

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 Lagi

£500 GBP dalam 7 hari
(9 Ulasan)

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 Lagi

£500 GBP dalam 12 hari
(15 Ulasan)

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 Lagi

£250 GBP dalam 7 hari
(9 Ulasan)

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 Lagi

£500 GBP dalam 7 hari
(8 Ulasan)

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 Lagi

£300 GBP dalam 7 hari
(16 Ulasan)

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 Lagi

£500 GBP dalam 25 hari
(6 Ulasan)

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 Lagi

£500 GBP dalam 7 hari
(11 Ulasan)

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 Lagi

£300 GBP dalam 7 hari
(5 Ulasan)

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 Lagi

£625 GBP dalam 18 hari
(17 Ulasan)

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 Lagi

£4500 GBP dalam 21 hari
(11 Ulasan)

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 Lagi

£500 GBP dalam 7 hari
(12 Ulasan)

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 Lagi

£555 GBP dalam 5 hari
(11 Ulasan)

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 Lagi

£500 GBP dalam 7 hari
(5 Ulasan)

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 dalam 7 hari
(1 Ulasan)

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 Lagi

£500 GBP dalam 7 hari
(2 Ulasan)