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iOS App Development Company in India

iPhone and iPad apps built to Apple's guidelines and taken through App Store review to launch.

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iOS App Development at a glance

Service
iOS App Development
Category
Website Development & Design
Best for
Companies building high-performance websites and web applications that need speed, security, and SEO readiness.
Offices
Ameerpet, Hyderabad · Kasavanahalli, Bengaluru

The service

What is iOS App Development?

iOS app development is designing, building, testing and publishing apps for iPhone and iPad — natively in Swift or cross-platform with Flutter or React Native — and taking them through Apple's App Store review.

iOS users are a smaller share of Indian mobile users but often a high-value one, and Apple's App Store review is stricter than Google Play's. We build iOS apps in Swift or cross-platform with Flutter/React Native alongside Android, follow Apple's Human Interface and review guidelines from the start, integrate Apple Pay, Sign in with Apple, notifications and your backend, and manage TestFlight testing and App Store submission.

You may need it if

  • A large share of your paying customers use iPhones
  • You already have an Android app and need the iOS version
  • Your app was rejected in App Store review

Tools & technologies

  • Swift
  • SwiftUI
  • Flutter
  • React Native
  • App Store Connect

What you get

  • App scope, user flows and iOS-native screen designs
  • Native Swift or cross-platform (Flutter / React Native) build
  • Sign in with Apple, payments, push notifications
  • Backend, admin panel and API integration
  • TestFlight beta testing on iPhone and iPad
  • App Store listing, review submission and updates

What affects the cost

  • Number of screens and user roles
  • Apple-specific features (Apple Pay, Sign in with Apple, widgets)
  • Native iOS only, or iOS and Android together

Free audit

A free website and SEO check for your business

We review your site's speed, mobile experience and Google visibility, and send the fixes that matter most.

Process

How we deliver this service

  1. 01

    Discovery

    Requirements, scope, success metrics, and constraints.

  2. 02

    Design

    UX/UI, architecture, and a clear implementation plan.

  3. 03

    Build

    Iterative development with reviews and frequent check-ins.

  4. 04

    Launch

    Testing, deployment, and handover with documentation.

FAQ

Common questions

Timelines, deliverables, access and reporting — the questions most clients ask before starting.

Do we need a separate iOS app if we have an Android app?

Not necessarily a separate codebase. If your Android app is built in Flutter or React Native, the iOS version shares most of the code. A native Android app needs a native or cross-platform iOS build.

Why do apps get rejected by the App Store?

Common reasons are crashes, incomplete features, missing privacy disclosures, login without Sign in with Apple when other social logins exist, and in-app payment rules. We design around Apple's review guidelines from the start.

Do you need a Mac or Apple developer account from us?

We build on our own Macs. The app is published under your Apple Developer account (organisation or individual) so you own the listing.

Can you take over an existing iOS app?

Yes. We review the existing code first and tell you plainly whether to fix and extend it or rebuild parts of it.

iOS App Development

Tell us what you need.We'll reply with a plan.

Send a WhatsApp message or leave your number for a callback. We reply in working hours: Mon⁠–⁠Fri 10am⁠–⁠7pm · Sat 10am⁠–⁠5pm.

Or email info@sintechsolutions.com

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