Find Jobs
Hire Freelancers

Android app that converts sip calls to gsm in phone

$250-750 USD

Closed
Posted about 7 years ago

$250-750 USD

Paid on delivery
Looking for a developer who can build an android app that will convert calls from sip to gsm within the phone, not using any outside service or API. You will also be designing the UI and backend but the UI can be simple as long as the conversion within the phone works. sc
Project ID: 13311105

About the project

35 proposals
Remote project
Active 7 yrs ago

Looking to make some money?

Benefits of bidding on Freelancer

Set your budget and timeframe
Get paid for your work
Outline your proposal
It's free to sign up and bid on jobs
35 freelancers are bidding on average $635 USD for this job
User Avatar
Dear sir. I am a professional mobile app developer and have full experience for 6 years. I read your project description carefully and I can understand what you want. So now I can start your project and until you are satisfy, I will provide full service and do my best for you. Please contact me. I value my credit and will be kept the promise with you. I hope you agree my proposal and will be accomplish it quickly and quality so that you 're satisfy about it. Thanks very much.
$555 USD in 10 days
5.0 (111 reviews)
9.0
9.0
User Avatar
Dear sir. Nice to meet you. I am a professional android and iOS and backend (PHP)and Web developer and have full experience for 8 years. I read your project description carefully and I understood what you want in your app. So I can start your project at once and if you agree with me, I will provide full service and do my best for you. Please contact feel free to contact with me at anytime. I'm full time develoer and so I can work and communicate all the time. Although I am offline, I will reply as soon as you mail me. I value my credit and will be kept the promise with you. MY SERVICE: After completed , it will be delivery. App's function implementation Bug fixing and test Free for 6 months Deliver with well written source code After complete the project,publish PlayStore and AppleStore free. I hope you agree my proposal and will be accomplish it quickly and quality so that you 're satisfy about it. Thanks very much and Best Regards.
$400 USD in 10 days
5.0 (70 reviews)
8.2
8.2
User Avatar
Hi, I have a 8+ years of experience in Android and iPhone apps development.I understood your requirement and I am confident to do this Job. 100% result guarantee ,high quality, security, expert development with professional source code. Please check my recent work Portfolio. https://www.freelancer.com/u/yashwantdhangar.html Regards, Yashwant
$1,000 USD in 20 days
4.9 (136 reviews)
8.5
8.5
User Avatar
Dear sir. I am a professional mobile app & web server developer with 7+ years rich experience. I would like to work on your project and deliver the project. I have developed many applications such as social dating, shopping, tracking, chatting, Photo and Video, News, Emoji sticker, game, deliver service system, Uber system and etc. I’ve carefully gone through your project description and so I am very interested in your project. "Your idea + my skill = good product". My fast and exact understand about your project and best skill, high quality deliver in time made clients COOL!!! That's why I always received good and wonderful feedback from my clients. We can discuss other details on chat. Kindly give me opportunity to demonstrate it. Thanks. Project Estimation and Schedule to complete this project 1. Requirement analysis and technical suggestion. 2. Fashion UI designing and implement. 3. Well commented source code delivery 4. Bug fixing + FREE maintenance updating service. Kind regards Beautistar
$555 USD in 10 days
4.9 (121 reviews)
8.4
8.4
User Avatar
Hello, I saw your post and understood that you need Android app that converts sip calls to gsm in Phone and i will do it for you with the interactive features and deliver the job within given time frame. I read your project description and i am capable in developing native Android and iOS mobile apps using the Android studio and Objective C programming. I have seen the reference app and like your request i will achieve all the functions which this app consists. I have got 5 years of extensive experienced in programming and i believe my experience and previous completed projects proven track records will help you to decide the best one. Open chat window please to discuss further, I look forward to working with you. Julian (Developer) , Thank You
$400 USD in 10 days
4.6 (109 reviews)
8.1
8.1
User Avatar
Hello Sir! I have already checked your project carefully and have very interesting. Let’s discuss in detail about this project’s contents. Please contact me so that to discuss more details over chat. Thank you for reading of my bid.
$1,000 USD in 10 days
4.9 (52 reviews)
7.6
7.6
User Avatar
Hello, I have seen your post you need to Android app that converts sip calls to gsm in phone I am experience developer in iPhone and android application. we discuss more about the project and i also support to your idea and i share my experience .I would like to workstitchitapp on your project and I will provide you initial features which you require with simple and elegant design. I have 5+ years of experience I built 100+ apps in android and iPhone,iPad , to ready and start work now “Client Satisfaction is my first priority.” Being an honest person I do my work with sincerity which develops very good relation with customer. I do my work very efficiently and try to minimize budget of customer If you want to see my previous work I will show you Looking forward to your Positive response Regard YashTech Thanks
$400 USD in 18 days
4.4 (123 reviews)
8.0
8.0
User Avatar
Hello, I am Shrey Sharma. Hope you have been fabulous :) I have seen your project titled "Android app that converts sip calls to gsm in phone" and have some questions to ask regarding the project: 1. Do you have any preferences for the back end? 2. Do you have designs ready for the app or would you like us to help you out with that? 3. Who will be the target users? So let us just have a talk and figure out the best solution for you. Will love to provide you value with our work. About Us: We at AlienBrainz are focused on Cloud Apps, Mobile Apps (including games) for both Android and iOS. We have a highly capable team of developers, most of them are Java, Microsoft or Salesforce certified, who know how to deliver best results by keeping the client’s satisfaction at priority. Our developers have expertise in: Mobile Apps: Android, iOS. Cloud Solutions: Salesforce, Amazon AWS. We will be more than excited to provide you a quality solution and earn your respect, confidence, and trust. Looking forward to your response. Thanks Shrey Sharma
$684 USD in 25 days
4.9 (55 reviews)
6.8
6.8
User Avatar
I want to discuss this project with you further, let me know the best suitable time for you to schedule the meeting, Feel free to message me at any time, i used to be online 14 hrs in a day on this website so probably you will get a quick response from my end.
$773 USD in 20 days
5.0 (15 reviews)
6.5
6.5
User Avatar
Hello, It's a pleasure to let you know that I've Completed and Delivered similar project before. All I need to work on customization part if we can proceed towards more discussion. I have gone through your project description and confident to accomplish your project. I am an individual developer and you will be working directly with me if we proceed work on this project. My key skills are – 1) Ruby 2) Ruby On Rail 3) Angular JS 4) Node JS 5) PHP with Codeigniter and Laravel Framework. 6) App development Let's initiate our chat so we can proceed towards the conclusion of this project scope and give it a start as soon as possible. Thanks & Regards
$277 USD in 10 days
5.0 (5 reviews)
5.0
5.0
User Avatar
Respected Client, We are working in IT since 5+ years added on that we have seen your project detail which meets our criteria & feasible for us. Our senior developer has 5+ years of experience. You'll get the best service from our side, but you may have a question what separate from the rest. Let's find out here: (1) Regular updates on any projects (2) Code quality maintenance (3) Quick turnaround time (4) Flexible time for working (5) Can work on weekend (in case necessary) (6) More than 100+ websites completed (7) 70% are repeated clients (8) Most important - SERVICE (6-12 Months of service ) Above all points are not just for approaching you but we mean each & every our point to satisfy client as we believe much in productivity & commitment. I hope we'll have a chance to have a word with you. PS: Price is just for the placeholder. Final to be shared later as a proposal gets ready.....
$777 USD in 10 days
5.0 (3 reviews)
4.4
4.4
User Avatar
Hey, Greeting of the day, I am konika. I was looking through your project requirements and I do believe it's something we have experience in previous development and we can complete in a reasonable amount of time and cost. I have reviewed your job and find myself experience in working with similar kind of job. What i ensure from my end. I provide the complete solution where I provide the code that is easily maintainable, clean codes and provide seamless integration of new functionality. I give attention to details and ensure that the application to be developed is User friendly. I am the right person for your project. I believe in customer satisfaction and building long term relationship with the client. If you are interested please revert me back so we can discuss further details. I will provide my portfolio on request. Thank you.
$250 USD in 10 days
5.0 (4 reviews)
1.8
1.8
User Avatar
Hi Acka3A5, I am competitive to this kind of task, can take good care of this project. In fact, I already done related to this job before. Let me know the best of your time so we can discuss further based on your requirements and we can move forward to the next step. Thanks, Joseph C Ocero
$749 USD in 30 days
0.0 (0 reviews)
0.0
0.0

About the client

Flag of UNITED STATES
Portville, United States
4.9
218
Payment method verified
Member since Jul 9, 2014

Client Verification

Thanks! We’ve emailed you a link to claim your free credit.
Something went wrong while sending your email. Please try again.
Registered Users Total Jobs Posted
Freelancer ® is a registered Trademark of Freelancer Technology Pty Limited (ACN 142 189 759)
Copyright © 2024 Freelancer Technology Pty Limited (ACN 142 189 759)
Loading preview
Permission granted for Geolocation.
Your login session has expired and you have been logged out. Please log in again.