Android App update & new features

We are a small telco company that provides cheap national and international calls. And we are searching for someone who can take care on our android app.

Our app can be found here [login to view URL]

Its written in native Java.

Step 1:

-) Update app to the current api level

-) Add some minor features. (Add contact, search in contact list,...)

-) UI Updates


-) Add a VoiP SDK ([login to view URL])

-) Phone number validation via firebase SMS.

-) Switch between VoiP and Dialin numbers.


-) Bug fixing of possible bugs from step2

Skills: Android, Mobile App Development

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About the Employer:
( 0 reviews ) Vienna, Austria

Project ID: #20861480

90 freelancers are bidding on average €15/hour for this job


Hi there, I’ve read your brief and I’m pretty confident that I will be able to create your app as required. Available for immediate discussion, Let's proceed and work together. Thank you. **Prices may vary depending on More

€18 EUR / hour
(560 Reviews)

Hello, We are 15+ Years skilled in developing Websites Android ,Iphone, and Ipad apps. Our Mobile Apps skills includes XCode ,iPhone SDK ,Cocos2D, Swift, Objective C,Firebase, Android SDK, Android Development Webserv More

€15 EUR / hour
(135 Reviews)

Hello, We've reviewed MYTELLO - CHEAP INTERNATIONAL CALLS app to select the contact you want to call and mytello connects you at super low rates & it has been interpreted by us. As, we've developed wide range of More

€12 EUR / hour
(620 Reviews)

Hi There, Thanks for your valuable time. :-) Please check below points : 1. We are a small telco company that provides cheap national and international calls. And we are searching for someone who can take care on ou More

€12 EUR / hour
(191 Reviews)

Hi, I am Jayesh having 5+ years of experience in mobile/web application development. I will give you three months of free technical support. Free technical support includes minor changes and bug fix. I have developed More

€15 EUR / hour
(165 Reviews)

Dear sir I have completed projects similar to your requirement in the past. If you could share your project detail requirements, I will share relevant past work and demo. I already developed 100+ apps and websites More

€15 EUR / hour
(53 Reviews)

Hello, We have reviewed your current Application "mytello - cheap international calls" and understood its functionalities & your [login to view URL] can definitely help you to update & maintain your current app with your More

€12 EUR / hour
(106 Reviews)

Hi I have been specializing in mobile and web(website, backend) for 7+ years. I have rich experiences in - VoIP mobile/web app using webRTC, 3rd party, streaming server - On demand system such as UBER style booking , More

€15 EUR / hour
(80 Reviews)

Hello, Greetings!!! We have downloaded your app to check the current functionality. We are interested to work on your project to update your app with new functionality and bug fixing work. We have 8+ years of exper More

€18 EUR / hour
(22 Reviews)

Dear Client. I am very impressed to your project and I am pretty SURE that you are looking for me. I am highly experienced in iOS&Android Mobile App development with 8 years, and I am also very strong at web and serv More

€15 EUR / hour
(72 Reviews)

Hi, I have been providing mobile app development services for over 7+ year. I am certified android develop with hands on experience on various technologies. I am confident to provide you quality work with in time and More

€18 EUR / hour
(47 Reviews)

Hello. How are you? I am very interested in your project. I have read your project description very carefully. I can update and add and fix your app. I have developed many mobile android and ios apps for 6 years by now More

€15 EUR / hour
(188 Reviews)

Hello I am a talent Mobile App voip expert. I will give you excellent results as soon as possible. Thanks Wang

€18 EUR / hour
(51 Reviews)

Dear client, I have gone through your job description & understand requirements. I will be glad to share my expertise with you. ***Android Latest sdks Features*** Facebook/Twitter/Google Api***Google MapKIt***Video/Aud More

€15 EUR / hour
(70 Reviews)

Dear Sir, how are you? Thank you for your posting the project. I'm an expert in Web and native Android & ios application development. I can develop your desired mobile application according to your requirements. Kindly More

€15 EUR / hour
(87 Reviews)

Hello, I am a full stacking developer, I have worked many Application and live on application store, we will discuss about project feature and I will give you the best work of mine in estimate time duration.I'm very f More

€12 EUR / hour
(87 Reviews)

Mobile App Experts! Hello, we are a leading mobile app development company. we specialize in Android, iOS native app development. We have studied your project and we think we can surely do it. you can rely on us as More

€18 EUR / hour
(22 Reviews)

Hi, sir I have read carefully about your requirements. I have best skills and much experiences in android developing. I have already completed so much projects and get good reviews from employers. I am sure I can compl More

€15 EUR / hour
(83 Reviews)

Hi, Greetings! We can develop the android app customized to your needs for your business. We have experienced Android developer with loads of experience in developing complex apps including school management, dating, More

€15 EUR / hour
(99 Reviews)

Hi, Greetings of the day! I read your requirement the need of a developer to update android app and add new features. i understood your idea well and can deliver same. We have done similar level of enterprise More

€15 EUR / hour
(44 Reviews)