Android and iOS apps built to ship and to last
Mobile app development covers the design, engineering, and release of Android and iOS applications. Digital Door Agency builds cross-platform and native apps for Indian businesses with offline handling, push notifications, analytics, and store submission managed end to end.
- Starting investment
- From ₹5,00,000
- Typical timeline
- 10 to 16 weeks to first store release.
- Built for
- Healthcare, SaaS, Education, Manufacturing
Who this is for
- Businesses whose users need an app, not a mobile site
- Products relying on notifications, camera, or offline use
- Companies with field teams needing a purpose-built tool
- Content that a fast mobile website serves better
- Apps with no retention plan
What you get
- 01Platform strategy: cross-platform or native, with reasoning
- 02UX flows and native-feeling UI design
- 03Application build with offline and error states handled
- 04Push notifications and deep linking
- 05Authentication and secure storage
- 06Analytics, crash reporting, and release monitoring
- 07Play Store and App Store submission and review support
- 08Versioning and update strategy
How the work runs
- 01
Scope
Platform decision, feature set, release plan.
Week 1 to 2 - 02
Design
Flows, states, platform conventions.
Week 2 to 4 - 03
Build
Feature slices with internal test builds.
Week 4 to 12 - 04
Beta
TestFlight and internal track, real-device testing.
Week 12 to 14 - 05
Release
Store submission, monitoring, first update.
Week 14 to 16
Common mistakes
- Shipping without crash reporting
- Ignoring low-end Android devices, which dominate India
- No offline handling on unreliable networks
- Store rejection from unprepared privacy disclosures
- Treating launch as the end of the budget
Our checklist
- Tested on low-end Android and current iOS
- Offline and error states designed, not improvised
- Crash-free session rate monitored
- Store listings written for search
- Update path and versioning agreed
Mobile App Development FAQs
How much does an app cost in India?
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Builds start at ₹5,00,000 depending on features, backend needs, and platforms.
React Native or Flutter?
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Both are production-ready. We choose based on your team, the UI complexity, and native module needs, and we tell you why.
Do I need an app or a website?
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If you do not need notifications, offline use, or device hardware, a fast mobile website usually returns more for less.
Do you handle store submission?
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Yes, including listings, privacy disclosures, and review responses.