Mobile App Development Company
SSIS India is one of the leading mobile app development companies in Mumbai. We design and build native iOS, Android and cross-platform mobile applications for startups, SMEs and large enterprises. From concept to App Store, we handle everything.
Schedule Free Consultation Request DemoMobile App Development Services
Native, hybrid and cross-platform apps for every business need
iOS App Development
Native iPhone and iPad apps built with Swift and Objective-C. Optimised for iOS performance, Apple design guidelines and App Store submission.
Android App Development
Native Android apps built with Kotlin and Java for phones, tablets and Android TV. Material Design compliant, Play Store ready.
React Native Development
Single codebase for iOS and Android using React Native. Faster time-to-market, near-native performance and cost-effective for most business apps.
Flutter Development
Google Flutter for beautiful cross-platform apps that run on iOS, Android and web from a single codebase with pixel-perfect UI rendering.
API and Backend Development
Scalable REST APIs, Node.js and .NET backends, cloud infrastructure on Azure/AWS and database design to power your mobile app.
App Store Submission
End-to-end support for Apple App Store and Google Play Store submission, review process management and post-launch update releases.
Types of Mobile Apps We Build
E-Commerce Apps
Healthcare Apps
Logistics and Delivery
EdTech Apps
Mobile App Development for Indian Businesses: What You Need to Know
India now has over 750 million smartphone users, and consumer expectations around mobile experience are driven by apps like PhonePe, Swiggy, Nykaa and MakeMyTrip. Business users expect the same responsiveness, intuitiveness and reliability from your business app that they get from consumer apps. Building a mobile app that actually delivers on those expectations requires more than technology - it requires deep understanding of user behaviour, device diversity, network conditions and the Indian market.
SSIS India has been building mobile applications for businesses in Mumbai since the early days of Android and iOS. Our portfolio spans delivery driver tracking apps, patient registration and appointment apps for hospitals, field sales apps with offline functionality, school parent communication apps, warehouse scanning apps and customer-facing B2C apps with integrated payments. Each project has taught us something that we apply to the next one.
Native vs Cross-Platform: Making the Right Choice
One of the first decisions in any mobile project is the platform strategy. Native development (Swift for iOS, Kotlin for Android) produces the best performance and most seamless user experience, but requires maintaining two separate codebases - approximately doubling development time and cost. Cross-platform development with React Native or Flutter uses a single codebase that deploys to both iOS and Android, delivering near-native performance at 60-70% of the cost of two native apps.
For the majority of business applications - field service apps, internal enterprise tools, B2B apps with moderate complexity - cross-platform is the right choice. For apps with heavy hardware integration (camera, GPS, AR), extremely high performance requirements (real-time gaming, video processing), or those targeting a premium audience where iOS-only is acceptable, native development may justify the additional cost. We assess your requirements honestly and recommend accordingly.
Essential Features for Indian Business Apps
Offline Functionality: Mobile network coverage is unreliable in many parts of India - basements, industrial areas, rural regions. Apps for field staff, delivery drivers and warehouse workers must work offline and sync when connectivity is restored. We design data sync architectures that handle conflicts gracefully and never lose user-entered data.
Vernacular Language Support: Business apps targeting field staff who are more comfortable in Marathi, Hindi or other regional languages benefit enormously from local language interfaces. We build apps with multi-language support using standard Android and iOS localisation frameworks.
Payment Integration: Indian customers expect UPI payments, and your app should support them alongside card payments. We integrate Razorpay, PayU and Paytm payment SDKs with proper error handling and retry logic for network interruptions during payment flows.
OTP-Based Authentication: Mobile number-based registration with OTP is the standard in India and far better for user experience than email and password. We integrate MSG91, Twilio and Firebase Phone Auth for reliable OTP delivery.
Push Notifications: Timely, relevant push notifications are critical for engagement. We implement Firebase Cloud Messaging (FCM) for Android and APNs for iOS, with topic-based targeting, scheduling, and deep linking to specific app screens.
The Mobile App Development Process at SSIS India
We follow a structured process that begins with a thorough discovery phase where we map user journeys, define features, and produce wireframes for your approval before any code is written. Our UI/UX designers create pixel-perfect mockups that go through two rounds of feedback so the visual design is agreed before development begins. Development happens in fortnightly sprints with TestFlight (iOS) and internal testing builds (Android) shared with your team regularly. We handle App Store and Google Play submission, including all metadata, screenshots, privacy policy requirements and review process management.
App Maintenance and Version Updates
Apple and Google release major OS updates annually, and apps must be updated to remain functional and visible in the stores. Our app maintenance contracts cover OS compatibility updates, new device support (especially as screen sizes and specifications evolve), bug fixes identified post-launch, performance optimisation, security patches and minor feature additions. We also monitor app store ratings and reviews so issues raised by users are addressed promptly.
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Frequently Asked Questions
Answers to common questions about our services.
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