Build Apps That a Billion Indians Use

Mobile App Development

Flutter & React Native apps with UPI integration, Hindi support, and offline-first architecture for Indian users.

Starting Price

₹1,50,000

Delivery Time

6–12 Weeks

Technologies we use:

FlutterReact NativeSwiftKotlinFirebaseUPI APIs +3 more
Overview

Why Choose VastX for Mobile App Development?

India has 700 million+ smartphone users — building for this market requires more than just a web app wrapper. VastX builds mobile applications with native UPI payment integration, Hindi and regional language support, offline-first architecture for patchy connectivity, and performance tuned for mid-range Android devices.

Built for India's Networks

Offline-first design and compressed assets ensure smooth performance on 2G/3G/4G networks across India.

Single Codebase, Both Platforms

Flutter delivers near-native performance on iOS and Android from one codebase — cutting dev cost by 40%.

UPI-First Payments

Native UPI integration, PhonePe, Paytm, and Razorpay — every payment method Indians prefer, supported natively.

What's Included

Everything You Need

01Cross-Platform Apps (Flutter & React Native)
02Native iOS (Swift) & Android (Kotlin)
03UPI, PhonePe & Razorpay Integration
04Hindi, Tamil, Bengali & Regional Language Support
05Offline-First Architecture
06Push Notifications & In-App Messaging
07App Store & Play Store Submission
08Analytics & Crash Reporting

Technologies & Tools

FlutterReact NativeSwiftKotlinFirebaseUPI APIsRazorpayOneSignalSupabase
Our Process

How We Deliver

01

Product Discovery

Define core features, target users, and platform strategy (iOS, Android, or both).

02

UI/UX Design

Create wireframes and high-fidelity prototypes tested with real Indian users.

03

Agile Development

Build in 2-week sprints with regular demos and your feedback incorporated.

04

Launch & Scale

Submit to App Store & Play Store, monitor analytics, and iterate rapidly.

FAQs

Common Questions

Ready to Get Started with
Mobile App Development?

Talk to our experts today. Free consultation, transparent pricing, and delivery on time — every time.