Legacy iOS App Modernization Services

In a scenario where new iOS versions are launching time to time and users also get familiar with them in a short time, why do you stay behind with an old iOS business application? It will be a wise idea to get the best iOS app modernization services from Fulminous Software and offer the best experience for your iOS business app users. We understand the challenges businesses face with legacy iOS applications, and our iOS app modernization experts bring out the best custom modernization solutions. Fulminous Software, the best legacy iOS modernization agency, is capable of making your iOS app with a new style and high performance. Modernize your iOS app with our trending legacy iOS app modernization solutions.

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               Legacy iOS Apps

Delight Your Users with Our Legacy iOS App Modernization Solutions

Are you getting complaints of regular downtimes, app crashes, slow performance, and boring features for your iOS app users? Then, get our legacy iOS app modernization services. Fulminous Software has well-experienced iOS modernization experts who carry all the top professional qualities and passion to serve businesses with advanced solutions. Legacy iOS app modernization services of Fulminous Software are budget-friendly and innovative. Now contact us and get the best legacy iOS app modernization solutions.

6+

Years
of Experience

40+

Certified Developers
and Professionals on Board

24 / 7

IT Support

95%

Customer
Satisfaction

50+

Person-Years
for Largest Project

Why Modernize Your Legacy iOS App?

Getting Regular Complaints?

An outdated legacy iOS app can cause frustration in users due to regular crashes, downtimes, and poor features.

Lack of Compatibility?

Older apps may fail to work with latest iOS versions or new Apple hardware, which may result in a reduction in user base.

Affects Business Growth?

If you face difficulties in business growth due to over expense, unexpected maintenance, and low performance of your iOS app, it's time to modernize.

Poor User Experience?

Modern users want an attractive and engaging user experience which can lead to quality conversion for your business.

Outdated Technology?

Legacy iOS apps fail to integrate or migrate advanced features or APIs; then you may fail to fulfill user needs.

Security Risks?

Legacy code and unsupported libraries are the major reasons for security issues in iOS app, which results in trust issues.

App Store Compliance Issues?

Modernizing your iOS app is a must to meet current App Store guidelines and avoid rejection or removal.

Higher Maintenance Costs?

Legacy iOS app can cause regular downtime and unexpected failures, which may break your business budget.

Benefits of iOS App Modernization

7X

Faster Business Growth

75%

Enhanced User Experience

90%

Better Security & Compliance

5X

Faster Time to Market

0.001%

Down Time

80%

Improved App Performance

Uniqueness of Our Legacy iOS Modernization Services

Modern Features with Same Core Values

Industry Oriented Modernization

Affordable Plans

Innovative Approach.

Zero Downtime During Transition

Trending Technologies

Legacy iOS Modernization Services We Offer

Fulminous Software is a top-notch iOS developemnt company that offers comprehensive iOS app modernization services.

fulminous software Consulting Audit

Consulting & Audit Services for Legacy iOS Apps

Fulminous Software conducts thorough audits of your legacy iOS apps to identify weak points and offers a clear modernization roadmap.

fulminous software Legacy iOS Application Modernization

Legacy iOS Application Modernization

Fulminous Software transforms outdated iOS applications using Swift, SwiftUI, and the latest Apple SDKs so that your users' demands are fulfilled and your business grows.

fulminous software AWS migration

Legacy iOS App Re-Architecting

Our legacy iOS application modernization services re-architect legacy iOS apps using MVVM or Clean architecture and modularizing code.

fulminous software Legacy Code Refactoring

Legacy Code Refactoring & Modernization

Fulminous Software moves code from Objective-C to Swift, removes poor APIs, optimizes logic, and aligns the app with modern iOS standards.

fulminous software Cloud Migration

Cloud Migration for iOS Backend Systems

Fulminous Software migrates legacy app backends to AWS or Azure for top performance, data availability, and scalability.

fulminous software iOS App Reengineering

iOS App Reengineering Services

Our legacy iOS redesign development consultancy modernizes UI/UX and introduces new-age features like dark mode, push notifications, and biometric login.

fulminous software Automated Application Recoding

Manual or Automated Application Recoding

Fulminous Software rewrite legacy iOS apps using Swift and SwiftUI, enabling better compatibility with the latest iOS versions.

fulminous software AWS maintenance and support

UI/UX Modernization for Legacy iOS Apps

Fulminous Software redesigns outdated iOS apps using modern UI/UX design tools to create result-driven designs.

fulminous software iOS App Containerization

iOS App Containerization

Our legacy iOS application modernization services package and deploy iOS backend services using Docker and Kubernetes.

fulminous software Data Modernization

Data Modernization for Legacy iOS Systems

Fulminous Software modernizes app databases (Core Data, Realm, etc.) to ensure high-speed data access, support analytics, and real-time updates.

fulminous software AWS maintenance and support

iOS App Security & Compliance Upgrade

Fulminous Software enhances security using OAuth 2.0, JWT, Touch/Face ID, and ensures compliance with HIPAA, GDPR, and Apple App Store guidelines.

fulminous software Mobile

Mobile & Cross-Device Compatibility

We optimize legacy iOS apps to run flawlessly across the latest iPhones, iPads, and multiple iOS versions for consistent user experience.

fulminous software Accessibility Compliance for iOS Apps

Accessibility Compliance for iOS Apps

Fulminous Software makes iOS apps ADA and WCAG 2.1 compliant—ensuring inclusive usability for all users, regardless of ability.

fulminous software SDK Modernization

Legacy Platform & SDK Modernization

Fulminous Software upgrade legacy iOS apps built on old SDKs to support the latest Xcode, Swift versions, and Apple frameworks.

fulminous software API Integration for Legacy iOS Apps

API Integration for Legacy iOS Apps

Our iOS app development company enables legacy iOS apps with RESTful or GraphQL APIs for seamless integration with third-party tools, Apple services, and other mobile platforms.

fulminous software Performance Optimization for iOS Apps

Performance Optimization for iOS Apps

Fulminous Software fine-tune code, minimize app size, and enhance responsiveness to ensure legacy iOS apps run fast and reliably on all devices.

fulminous software iOS QA testing

iOS QA & Testing Services

Fulminous Software carries various levels of tests across devices and iOS versions to ensure 100% performance.

fulminous software DevOps CICD

DevOps & CI/CD for iOS Modernization

Our legacy iOS modernization development agency integrates Fastlane, GitHub Actions, and TestFlight for faster iOS builds.

Why Choose Fulminous Software for Legacy iOS App Modernization?

At Fulminous Software, we specialize in modernizing legacy iOS apps with cutting-edge tools, strategies, and proven expertise.

Expert Team

Expert Team

Fulminous Software developers are skilled in Swift, Objective-C, and modern tools to deliver successful legacy iOS application modernization.

Custom Solutions

Custom Solutions

At Fulminous Software, we are dedicated to customizing solutions for each project based on your goals, users, and future plans.

End-to-End Service

End-to-End Service

As a full-service legacy iOS modernization development agency, Fulminous Software manages the entire process and you can get all services under our guidance.

Modern UI/UX

Modern UI/UX

Fulminous Software offers complete legacy iOS redesign development services to upgrade outdated interfaces into trending UI UX designs.

Cost-Effective Plans

Cost-Effective Plans

Fulminous Software focuses to deliver quality legacy iOS modernization at affordable rates, making it budget-friendly for all kinds of businesses.

Faster Time-to-Market

Faster Time-to-Market

Modernizing a legacy iOS app with us means quicker results. Our agile approach minimizes delays and ensures early delivery.

Compliance & Security

Compliance & Security

Being a reliable legacy iOS modernization agency, Fulminous Software keeps your app compliant with Apple standards and protected with top-grade security.

Long-term Support

Long-term Support

As a top iOS app development company, we know it's necessary to provide you support beyond launch, and we do so.

Our Modernization Process for Legacy iOS Applications

At our legacy iOS modernization development agency, we follow a proven step-by-step process.

fulminous software Legacy App Audit

Legacy App Audit

Fulminous Software begins by conducting a deep audit of your legacy iOS application. This sets the strong foundation for a successful legacy iOS app modernization strategy.

fulminous software Redesign

Redesign & Re-architecture

Our legacy ios modernization development agency offers end-to-end legacy iOS redesign development services and integrates the latest Apple SDKs for a future-ready experience.

fulminous software Code Refactoring

Code Refactoring & Migration

As a trusted legacy iOS redesign development consultancy, Fulminous Software helps you transition your codebase from Objective-C to Swift.

fulminous software Feature Upgrade

Feature Upgrade

Fulminous Software adds modern features like dark mode, biometric authentication (Face ID/Touch ID), SiriKit integration, and real-time push notifications.

fulminous software QA Testing

Testing & QA

Our expert QA team performs exhaustive unit, UI, and regression testing across multiple iOS versions and devices, ensuring that your legacy iOS redesign development is flawless and fully optimized before launch.

fulminous software Deployment Monitoring

Deployment & Monitoring

Finally, Fulminous Software, the dedicated legacy iOS modernization assistant, helps with App Store resubmission, sets up crash analytics, and enables continuous performance monitoring.

Tools & Technologies We Use in Legacy iOS App Modernization

Cloud Platforms

Apple iCloud, AWS for iOS, Microsoft Azure, Google Firebase

Modern Languages & Frameworks

Swift, SwiftUI, Objective-C (migration), Combine, CoreML, Metal

Databases

Core Data, Realm, SQLite, Firebase Realtime Database, CloudKit

DevOps & CI/CD

Xcode Cloud, Bitrise, Fastlane, Jenkins, GitHub Actions, TestFlight, App Store Connect

Architecture Patterns

MVVM, VIPER, Clean Architecture, Modular Architecture

Security Protocols

App Transport Security (ATS), Face ID/Touch ID, Keychain, OAuth2.0, JWT, SSL/TLS

AI & ML Integration

CoreML, Create ML, Vision, Natural Language, TensorFlow Lite for iOS

IoT & Apple Ecosystem Integration

HomeKit, HealthKit, WatchKit, SiriKit, CarPlay, Core Bluetooth

Legacy iOS App Modernization For all Industries

  • Real Estate & PropTech Real Estate & PropTech
  • eCommerce & Retail eCommerce & Retail
  • Fintech-UIUX-design Healthcare & Telemedicine
  • Education-& E-learning Education & eLearning
  • Travel Hospitality Travel & Hospitality
  • UIUX-design-solutions Media & Entertainment
  • media Entertainment SaaS & Cloud Platforms
  • Automotive Transportation Automotive & Transportation
  • Logistics & Supply Chain Logistics & Supply Chain
  • FinTech Banking FinTech & Banking
  • Industrial Automation Manufacturing & Industrial Automation
  • Agritech & Farming Solutions Agritech & Farming Solutions
  • Insurance InsurTech Insurance & InsurTech
  • LegalTech & Law Firms LegalTech & Law Firms
  • Food-&-Beverage Fitness & Wellness Platforms
  • Energy Utilities Energy & Utilities
  • Recruitment & HR Recruitment & HR T
  • Food Delivery Restaurant Food Delivery & Restaurant
  • Event Management Event Management & Ticketing
  • Government services Non-Profit & Government

Flexible Engagement Models

Consulting & Audit Only

$1,000 – $5,000

Project-Based Modernization

$5,000 – $100,000

Dedicated Team Model

$7,000 – $25,000/month

Hybrid Engagement with Staff Augmentation

$4,000 – $18,000/month

Individual Developer Hiring

$2,800 – $7,000/month or $20 – $60/hour

Full-Cycle Model

$15,000 – $200,000

Frequently Asked Questions

The cost of legacy iOS app modernization can range from $10,000 to $75,000+, depending on your app’s complexity, required redesign, integration needs, and overall modernization goals.

A typical legacy iOS application modernization project takes 4 weeks to 6 months, based on the extent of redesign, API refactoring, platform upgrades, and testing efforts involved.

Modernizing a legacy iOS app improves security, performance, UI/UX design, and App Store compliance, while enabling smooth integration with modern iOS frameworks and Apple devices.

Professional legacy iOS redesign development services ensure that user data is preserved, app performance is enhanced, and updates are rolled out with minimal disruption to your user base.

Partnering with a specialized legacy iOS modernization development agency or legacy iOS redesign development consultancy offers expert guidance, faster delivery, and risk-free modernization compared to in-house efforts.

A trusted legacy iOS modernization agency uses Swift/SwiftUI, Core Data, CloudKit, and Apple’s latest SDKs, offering complete legacy iOS redesign development aligned with modern iOS standards.

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