India is a mobile-first nation. With over 750 million smartphone users and more than 95% of internet sessions happening on mobile, a well-built app is no longer a luxury — it's a competitive necessity.
Digital Sun Technologies builds custom iOS, Android, and cross-platform mobile applications that combine intuitive, beautiful design with robust functionality and scalable architecture. From your initial concept through UX design, development, testing, App Store submission, and beyond — we are your end-to-end mobile development partner, committed to delivering an app your users will love and your business will grow with.
We develop native iOS applications using Swift and SwiftUI — Apple's most advanced development frameworks — delivering the premium performance, smooth 60fps animations, and deep Apple ecosystem integration that iPhone and iPad users expect. Our iOS apps are built to Apple's Human Interface Guidelines and optimised for App Store approval, discoverability, and top ratings.
Native Android applications built with Kotlin — Google's recommended modern development language — optimised for India's vast and diverse Android device ecosystem, from flagship smartphones to entry-level budget devices. Our Android apps are built to Material Design 3 guidelines and optimised for Google Play Store approval, discoverability, and ratings.
For businesses wanting to reach both iOS and Android users simultaneously while maximising development efficiency, we build high-quality cross-platform apps using React Native (by Meta) and Flutter (by Google). A single, shared codebase delivers near-native performance on both platforms — significantly reducing development time, cost, and ongoing maintenance burden without compromising the quality or feel of the user experience.
Give your customers a dedicated, optimised mobile shopping experience that outperforms even the best mobile website. We build feature-rich e-commerce apps with lightning-fast product browsing, powerful search and filtering, seamless Indian payment options, real-time order tracking, and personalised push notifications that drive repeat purchases and increase average order value.
Complete, two-sided on-demand service platforms — like Uber, Urban Company, or Swiggy — built for delivery, home services, logistics, healthcare, or any business model requiring real-time booking, dispatch, and tracking. We build the complete ecosystem: customer-facing app, service provider / driver app, and a powerful admin dashboard — all connected through a unified real-time backend.
HIPAA-aware healthcare applications connecting patients with doctors, clinics, labs, and pharmacies. From appointment booking and telemedicine video consultations to health record management and prescription tracking — we build secure, compliant, and user-friendly healthcare apps that improve patient outcomes and streamline clinic operations.
Internal productivity tools, field force management systems, CRM mobile extensions, inventory management apps, and custom enterprise applications that improve operational efficiency, streamline team communication, and give your employees the information they need — exactly when and where they need it.
Engaging, interactive eLearning applications for schools, coaching institutes, EdTech startups, and corporate training programmes. We build apps with video streaming, live classes, quizzes, progress tracking, certificates, and personalised learning paths that make education accessible, effective, and scalable.
Requirements gathering, user persona definition, feature scope document, competitor app audit, technical architecture planning, project timeline and cost estimation.
Complete user flow mapping for all app journeys. Low-fidelity wireframes for every screen. Interactive click-through prototype created and presented for stakeholder review and approval before any visual design begins.
High-fidelity, pixel-perfect screen designs for all app screens. Custom UI component library and design system. Animation and micro-interaction specifications, presented in Figma for review.
API design and development. Database architecture setup. Cloud infrastructure provisioning (AWS / Google Cloud / Firebase). Third-party service integrations — payment gateways, maps, push notifications, analytics, social login.
Agile sprint-based frontend development with weekly demos so you can see real progress. Each sprint delivers a testable set of features. Continuous integration and version control (Git) maintained throughout.
Comprehensive quality assurance: functional testing of every feature and user flow, performance testing under load, cross-device testing across 20+ device and OS combinations, security penetration testing, accessibility audit, and User Acceptance Testing (UAT) with your team.
App Store (iOS) and Google Play (Android) account setup. Store listing optimisation — title, description, keywords, screenshots, and preview video. Binary submission, review management, and launch monitoring. App Store Optimisation (ASO) for maximum organic discoverability.
30-day hypercare support period with bug monitoring, crash analytics, and rapid resolution. Performance baseline establishment. User feedback collection and analysis. Roadmap planning for Version 2.0 feature releases.
Strategy, design, development, testing, launch, and support — all under one roof
All design and development done in-house by our own team, never outsourced
Weekly sprint demos so you see real progress — no surprises at the end
100% source code ownership transferred to you on final payment
Fixed-price projects with clear milestones — no scope creep billing surprises
30-day hypercare support included; flexible maintenance plans available
Perfect App Store and Google Play submission record — zero first-submission rejections
Apps built to scale from Day 1 — handle 100 users or 100,000 with the same codebase
| Category | Technologies |
|---|---|
| iOS Development | Swift, SwiftUI, UIKit, Xcode, Objective-C |
| Android Development | Kotlin, Jetpack Compose, Android Studio, Java |
| Cross-Platform | React Native, Flutter, Dart, Expo |
| Backend / API | Node.js, Python (Django / FastAPI), PHP (Laravel) |
| Databases | PostgreSQL, MySQL, MongoDB, Firebase Realtime DB, Redis |
| Cloud Infrastructure | AWS (EC2, S3, RDS, Lambda), Google Cloud, Firebase, Azure |
| Real-Time Features | Socket.IO, Firebase, Agora, WebRTC, Pusher |
| Payment Integration | Razorpay, PayU, Paytm, Stripe, Cashfree, PhonePe |
| Maps & Location | Google Maps SDK, Mapbox, HERE Maps, GPS / Geofencing |
| Push Notifications | Firebase Cloud Messaging (FCM), Apple Push Notification (APNs), OneSignal |
| Analytics & Tracking | Firebase Analytics, Mixpanel, Amplitude, Crashlytics |
| Authentication | Firebase Auth, JWT, OAuth 2.0, Biometric / Face ID / Fingerprint |
| DevOps & CI/CD | GitHub Actions, Bitbucket Pipelines, Fastlane, Docker |
| Design Tools | Figma, Adobe XD, Zeplin, InVision |
| Industry | App Types We Build |
|---|---|
| E-Commerce & Retail | Shopping apps, marketplace apps, B2B order apps |
| Healthcare & Wellness | Telemedicine, fitness, mental health, clinic management apps |
| Food & Restaurant | Food ordering, restaurant POS, delivery management |
| Education & EdTech | eLearning, live classes, test prep, corporate training |
| Real Estate | Property listing, virtual tours, agent CRM |
| Logistics & Delivery | Last-mile delivery, fleet management, warehousing |
| Finance & FinTech | Digital wallets, investment, lending, insurance |
| Travel & Hospitality | Booking, hotel management, travel guides |
| On-Demand Services | Home services, beauty, healthcare at home |
| Startups & MVPs | Any industry — fast, lean, validated first version |
All packages include NDA signing, weekly progress updates, Figma design files, Git repository handover, and App Store / Play Store credentials.
Both platforms, custom backend
Get Started| What's Included | MVP App | Standard App | Enterprise |
|---|---|---|---|
| Platforms | iOS or Android | iOS + Android | iOS + Android + Web |
| UX Wireframing | Basic user flows | Full wireframe set | Full wireframe + prototype |
| UI Design | Standard UI design | Custom UI design system | Premium UI + animations |
| Backend / API | Firebase / simple API | Custom REST API | Microservices architecture |
| Payment Integration | 1 gateway | 2 gateways | Full payment ecosystem |
| Push Notifications | Basic FCM setup | Full notification system | Advanced segmentation |
| Admin Dashboard | Basic web dashboard | Full admin panel | Enterprise management suite |
| QA & Testing | Functional testing | Full QA suite | Full QA + security audit |
| App Store Submission | Included | Included | Included + ASO |
| Post-Launch Support | 30 days | 30 days | 90 days + SLA |
| Source Code Ownership | Yes — 100% | Yes — 100% | Yes — 100% |
Building a great app is only half the battle. Our ASO service is the mobile equivalent of SEO — helping your app rank higher for relevant search terms and drive organic downloads.
Get a free, no-obligation consultation and cost estimate for your mobile app idea.