You will get an amazing Android App for your business/startup

Sagarkumar S.
Sagarkumar S. Sagarkumar S.
Top Rated

Let a pro handle the details

Buy Custom Mobile Apps services from Sagarkumar, priced and ready to go.

You will get an amazing Android App for your business/startup

Sagarkumar S.
Sagarkumar S. Sagarkumar S.
Top Rated

Select service tier

  • Delivery time 15 days
  • Number of Revisions 1
    • App Store Upload
    • Splash Screen
    • Source Code
15 days delivery — 3 Aug 2024
Revisions may occur after this date.
Upwork Payment Protection
Fund the project upfront. Sagarkumar gets paid once you are satisfied with the work.

Let a pro handle the details

Buy Custom Mobile Apps services from Sagarkumar, priced and ready to go.

Project details

You will get a custom android mobile application with your own idea and requirements you want. I always pay attention to small details, so your android app will be fully functional, modern and pixel perfect. When you work with me your satisfaction is 100% guaranteed. I would like to present my skills and experience here -

• A professional skill with Android Studio
• Familiar with best practices and code design pattern
• Decent problem-solving ability
• Complex designing and animation concept with XML & Android Studio
• Extensive knowledge to work with RESTful APIs & JSON, Cloud Firestore, Firebase Auth, Database, 3rd Party Libraries, In-app purchases
• Familiar with Multi-Threading, Background Operation and Network Operations
• Understanding of code versioning tools, such as Git
• Location & Map, Chatting, Payment Gateway, Cryptocurrency, Video calling, VoIP calling, Track live location, Text to Speech and Speech to Text, Multi-Media Player, Video streaming and broadcasting, QR Code & Barcode Scanner, Face and Fingerprint authentication, Notifications, Chart, Offline syncing
App Type
Native App
Development Technology
Java, Kotlin
App Purpose
Chat, Dating, Finance, Entertainment, Education, Health & Fitness, Maps & Navigation, Social Networking, Streaming, Travel
Cross Browser & Device Compatibility, Design, Performance Optimization
What's included
Service tiers Starter
Delivery time 15 days 20 days 25 days
Number of Revisions
App Store Upload
App Icon Design
Splash Screen
Ad Network Integration
Source Code

Frequently asked questions

168 reviews
99% Complete
1% Complete
1% Complete
1% Complete
1% Complete
Rating breakdown


Anita G.
17 Jul 2024
30 minute consultation


Jackie R.
27 Jun 2024
30 minute consultation So far it has been great. Moving on to the next phase of our projects build-out!


Neal S.
29 May 2024
Native Android iOS App Backend Developer + Cross-Platform Flutter Dart + Hybrid Mobile Development Excellent job completing our project: Android and iOS mobile app development using Flutter and Web development work for our Admin Panel.


Prem S.
14 May 2024
iOS Developer for Simple Management App Sagar was great to work with. They did a good job understanding the requirements, asking for clarifications and completing the project on time. They are also ready to provide additional support in case there are issues that arise. Overall I would recommend Sagar to others.


Neal S.
8 May 2024
Full Stack Developer Nodejs Reactjs Flutter Mobile Great job completing revisions to our mobile app.
Sagarkumar S.

About Sagarkumar

Sagarkumar S.
Mobile App Developer (Android, iOS, Swift, Flutter) | UI/UX Designer
98% Job Success
5.0  (168 reviews)
Surat, India - 5:41 am local time
Are you looking for a Mobile app developer who can design and develop your app for the next millions of users?


- Individual | Big company | Startup who wants to build and create Android app or iOS app from scratch?
- looking for a mobile app developer who can integrate new features into your existing android app or iOS app projects?
- friendly, reasonable and understandable?
- someone who invests in the best so you get better results?
- looking for a mobile app development service starting from the design, development to release and publish a mobile app to play store and app store for mobile app users/customers.
- looking for a mobile app developer who can transform your idea into reality?

If any of that is what you need, message me and I am here to help you.

Who am I?
- I'm Sagarkumar Surani, a Senior Mobile App Developer with 10+ years of experience and a Master’s degree in Computer Science and Engineering.
- I worked with big brands, startups and individuals to create mobile apps for their requirements. My work also got featured a few times in the market store. Apps developed by me have 10 million+ downloads on store and users love to keep the app on their phone as a permanent app.
- Since being registered with Upwork, I have worked with a variety of industries which includes Educational, Hospitality, Sales & Marketing, Real Estate and Property, Media & Entertainment (Live Streaming), Human Resources, Financial & Banking Sector, E-commerce, Transport and Automotive for Mobile Development.

I specialize in these high-quality Mobile App Designing and Development areas:
- Android app development
- Kotlin, Java, Android SDK, Android Studio
- iPhone app development
- iPad app development
- Swift, SwiftUI, Objective C, iOS SDK, Xcode
- Backend Development
- Node.js, API Development
- Cross Platform Mobile App Development using Flutter, Dart
- UI/UX: Mobile design
- Mobile & Web app design
- UX/UI design
- Landing page design

Skills :
- Have experience developing, releasing, and maintaining applications as a Mobile app developer
- Strong skills in executing pixel & animation perfect UI's relative to good app performance
- A willingness to learn new languages or technologies which is required by your product
- Have great communication skills and ability to work with your team
- Have a great understanding of MVC, MVP, MVVM and take great care to ensure each project is well-architecture with best practices and easily maintainable so it can be enhanced as feature grows.
- Experience in mentoring Mobile app developers in industry best practices
- The ability to take initiative and work independently with very little supervision
- Application requirement analysis
- Translating requirements to technical languages

In addition to Mobile app development services, my topic areas of expertise include:
- Mobile Application Architect
- Native Mobile Application Development consultation
- Mobile Application UI/UX design using Sketch, Adobe XD, Figma, Zeplin, Invision
- Mobile Application backend services Firebase, AWS Mobile Hub
- Mobile Application backend development: Node, Express, ES6 & Javascript, MongoDB, MySQL, Php, Restful API development, Google App Engine
- Website development, Web Scraping, Web Admin Panel
- Chatbot development, Facebook messenger Chatbot

If you still think this is right for you, contact me.

Thank you in advance for your time and consideration.
Kind Regards
Sagarkumar Surani

- When you work with me your satisfaction is 100% guaranteed.
- Every person who ever worked with me got results. EVER!
- Even if you don’t hire me now, keep my profile link in case you need me later.


Q: Can you provide maintenance support after development?
A: Yes, I provide free of cost maintenance support for 6 months after mobile app development.

Q: Can you help with Mobile app design?
A: Yes, I offer a Mobile app UX design as an additional service.

Q: Can you help with the landing page website for my mobile app product?
A: Yes, I can help to build the landing page for a mobile app product.

Sagarkumar Surani


Native Android App Development, Native iOS App Development, Cross-Platform Flutter App Development, Top Flutter Developer, React Native, Hire Best MERN Stack Developer, RESTful API Development, API Integration, Frontend Development, React.js, Backend Development, Nodejs, Javascript, Figma, UI/UX Design, Prototype, In-app purchases, Location, Payment Gateway Integration, Apple Xcode, Android Studio, Push notifications, User authentication, User profile creation, QA, Unit Testing, Regression Testing, Dating App, Ecommerce App, Ride Booking App, 3rd Party SDK Integration, Realm Database, SQLite, MySQL, Firebase Cloud Firestore, Realtime Database, Kotlin, Swift, Java, Dart, SwiftUI, Twilio API, Mapbox, HealthKit, Alamofire, Google Analytics, Amazon Web Services, DigitalOcean, Core Data, UIKit, MapKit, Phone


Steps for completing your project

After purchasing the project, send requirements so Sagarkumar can start the project.

Delivery time starts when Sagarkumar receives requirements from you.

Sagarkumar works on your project following the steps below.

Revisions may occur after the delivery date.

Discovery Call

We’ll begin with an initial determination call in which I will be reviewing the idea and scope of the project for the android mobile application with the client.

Detailed Proposal Submission

Here After the discovery call, I would like to share detailed proposal with all the features and other details in the document so client can review and lock requirements.

Review the work, release payment and leave feedback for Sagarkumar.