Application Modernization Services

Application Modernization Company

(Refactor. Rehost. Rearchitect. All on Azure.)

Transform your legacy apps with Azure Modernization Services

Outdated applications could be the reason why your business is innovating slowly. They’re expensive to maintain, hard to scale, and lack the flexibility required for modern business operations.

Plus, the limited integration capabilities, manual processes all put your business at security risks.

So, to keep it up, you have to modernize your application with cloud-native architecture. And that’s where iFour comes in with Microsoft Cloud and Modern Work expertise.

We help you with legacy app modernization services, examining and assessing your current systems.

Begin your Azure modernization

App Modernization Services We Offer

We are a Modern Work certified Microsoft Solutions Partner, who help you transform legacy systems into scalable, secure, and cloud-native applications.

To do so, we employ Azure’s microservices, containers, and serverless architecture. Our service offerings include:

Legacy Application Assessment

Our cloud native experts examine and evaluate your existing apps and identify cloud readiness and modernization opportunities.

Application Rehosting for Cloud (Lift-and-Shift)

Our skilled Azure experts migrate your business apps to Azure VMs or App Services without code changes and disrupting operations.

Application Replatforming for Cloud

This part comes in between app rehosting and refactoring. Our certified Azure developers make code changes to work with cloud technologies.

Application Refactoring for Cloud (or repackage)

We refactor outdated codebases to align with Microsoft Azure PaaS offerings & standards. We use Azure App Services, AKS, and Azure Functions for better performance.

Application Rearchitecting for Cloud

We help you redesign monolithic apps into microservices and move them to cloud-native setups using containers and serverless technologies.

Application Rebuilding for Cloud (or rewrite)

If your application is unsupportive or has limited functionality, we help you build new apps for your business.

Application Replace

Our Microsoft Azure experts help you with a ready-made cloud application in case your application is not meeting the future-proofing needs.

Cloud Migration on Azure

We help businesses move from legacy or on-premise systems to Azure for better performance, & scalability, all with minimal disruption.

Containerization Services (Docker, Kubernetes)

We help you enable portability and scalability by packing your apps into Docker containers and deploying them with AKS (Azure Kubernetes services).

API Integration Modernization

Our expertise assists you in replacing legacy integrations with modern APIs. This is done through Azure Logic Apps, API Management, and Service Bus.

Security & Identity Modernization

Our Microsoft Entra ID services help you modernize your traditional security by implementing strong role-based access controls (RBAC).

Database Modernization (SQL modernization, cloud-native DBs)

We upgrade or migrate legacy databases to Azure SQL or other cloud-native options, improving speed, reliability, and scalability while reducing maintenance overhead.

UI/UX Modernization (modern web & mobile experiences)

We redesign user interfaces to deliver intuitive, responsive, and engaging experiences across web and mobile platforms aligned with modern design standards.

DevOps & Automation Enablement

We implement Azure CI/CD pipelines, infrastructure as code, and automated testing using Azure DevOps to accelerate development and ensure consistent delivery.

AI/ML Integration

We enhance your business apps with Azure Cognitive Services, including intelligent features like image recognition, chatbots, sentiment analysis, etc.

Performance Optimization & Monitoring

Employing tools such as Log analytics, Azure Monitor, and Application Insights, we help you tune your application performance & improve its responsiveness.

Application Modernization with Fully Managed Services

Fully managed services also play a vital part in app or product modernization services, accelerating the development process with enhanced security. We, at iFour, use the following Azure managed services for modernizing your business apps:

Cloud Modernization Azure

To help you turn legacy apps into scalable and cloud-native architectures.

Azure Cosmos DB

To help you deliver globally distributed, low-latency data with multi-model flexibility.

Azure Monitor

To help you track performance, diagnose issues, and gain insights across your cloud environment.

Azure Virtual Desktop

To help you provide secure, remote desktop access from any device, anywhere.

Azure API Management

To help you publish, secure, and scale APIs across hybrid and multi-cloud environments.

Azure DevOps

To help you streamline development workflows with integrated CI/CD and agile tools.

Azure Spring Apps

To help you run Spring Boot microservices natively on Azure with minimal configuration.

Azure VM Care

To help you optimize, secure, and manage your virtual machines efficiently.

Azure App Services

To help you build, deploy, and scale web apps with high availability and security.

Azure Kubernetes Services (AKS)

To help you orchestrate containerized applications with enterprise-grade scalability.

Azure SQL Database

To help you run intelligent, scalable relational databases with built-in AI and security.

Azure Web Application Firewall

To help you protect web apps from common threats and malicious traffic.

Azure Arc Services

To help you manage and govern resources across on-premises, multi-cloud, and edge environments.

Azure Machine Learning

To help you build, train, and deploy machine learning models at scale.

Azure SQL Managed Instance

To help you modernize SQL workloads with full compatibility and minimal refactoring.

Personalizer

To help you deliver real-time, AI-driven content recommendations tailored to user behavior.

Cloud Migration and Modernization

To help you move workloads confidently with built-in tools and best practices.

Why Choose iFour for Application Modernization?

We prioritize quality and security for any industry project. That’s why we don’t just modernize applications but future-proof them.

With over 12 years of expertise in Microsoft Azure and AI consulting, we bring in-depth technical knowledge, proven solutions, and a security-first mindset to every modernization project.

What you get with our Cloud Application Modernization:

Azure-first approach
Security built from day one
Faster releases, fewer surprises
Expert-led modernization roadmap
Driven by DevSecOps consulting experts

Our team ensures early risk detection, automated security checks, and seamless integration, so your development stays fast and your operations stay protected.

Let’s modernize your apps - and your business. Talk to iFour today.

Application Modernization Best Practices We Follow

Assess Legacy Systems - Identify performance gaps, risks, and modernization opportunities.
Choose the Right Strategy - Rehost, refactor, rearchitect, or rebuild based on business goals.
Embed Security Early - Integrate DevSecOps to avoid costly fixes later.
Adopt Cloud-Native Architecture – Use microservices, containers, and serverless on Azure.
Automate with DevOps - Implement CI/CD pipelines for faster, error-free deployments.
Modernize Databases - Upgrade to Azure SQL or cloud-native databases for scalability.
Enhance UI/UX - Deliver modern, responsive experiences across web and mobile.

Application Modernization Benefits You Gain

Save money by spending less on fixing and maintaining old apps.
Grow faster with cloud-powered performance.
Launch quicker using smart, automated tools.
Keeping up with AI, data, and smart features built in.
Make users happy with easy-to-use, modern designs.

Our Portfolio

Take a look at our latest projects, where digital transformation comes to life.

Building Management System

The system offers a dynamic 3D view to manage building components and elements, allowing you to take measurements and gather statistics online without visiting the site in person. Component or element can be anything ranging from window to glass door.

Technology We Used

Node.js for REST APIs | Angular 6 | Azure

Angular 14 | .NET Core 6.0 Web API | Azure

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Industry expertise

Healthcare

Bespoke Healthcare software services and solutions

Bespoke Construction software development company

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FAQs on Legacy Application Modernization Services

Will my business be affected during the App modernization process?

Not at all. We plan everything to keep your operations running smoothly while we upgrade your apps in the background.

Do you work only with Microsoft Azure?

Yes, we’re Azure specialists. That means you get deep expertise, faster delivery, and full alignment with Microsoft’s best practices. However, we can assist you in other cloud platforms as well, depending on the requirements.

How long does modernization take?

It depends on your app’s complexity, but we always aim for quick wins first. Some apps take weeks, others a bit longer, we’ll guide you through it.

Is security part of the process?

Absolutely. We build security into every step so you don’t have to worry about faults or last-minute fixes.

What if I’m not sure where to start with Application transformation to cloud?

No problem! We offer a free assessment to help you figure out what needs modernizing and how to get the most value from it.

Behind every diagnosis, there is a patient hoping for clarity, and a doctor striving to deliver it. That’s exactly where Microsoft Azure AI Foundry steps in. It’s the next wave...

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Application Modernization Services

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Application Modernization Company

(Refactor. Rehost. Rearchitect. All on Azure.)

Transform your legacy apps with Azure Modernization Services

Leverage cloud-native architecture with our Azure App Modernization services.

Why Application Modernization?

Future-Proof your business with Cloud App Modernization Services

App Modernization Services We Offer

Legacy Application Assessment

Application Rehosting for Cloud (Lift-and-Shift)

Application Replatforming for Cloud

Application Refactoring for Cloud (or repackage)

Application Rearchitecting for Cloud

Application Rebuilding for Cloud (or rewrite)

Application Replace

Containerization Services (Docker, Kubernetes)

API Integration Modernization

Security & Identity Modernization

Database Modernization (SQL modernization, cloud-native DBs)

UI/UX Modernization (modern web & mobile experiences)

DevOps & Automation Enablement

AI/ML Integration

Performance Optimization & Monitoring

Application Modernization with Fully Managed Services

Cloud Modernization Azure

Azure Cosmos DB

Azure VM Care

Azure Kubernetes Services (AKS)

Azure Web Application Firewall

Azure SQL Managed Instance

Personalizer

Cloud Migration and Modernization

Transform your outdated apps with iFour’s expert Legacy Software Modernization services.

Why Choose iFour for Application Modernization?

Azure-first approach

Security built from day one

Faster releases, fewer surprises

Expert-led modernization roadmap

Driven by DevSecOps consulting experts

Application Modernization Approach at iFour

Application Modernization Best Practices We Follow

Application Modernization Benefits You Gain

How We Work (Simple 3-Step Process)

Assess & Strategize

Transform & Migrate –

Optimize & Support

Our Portfolio

Building Management System

Technology We Used

HIPAA Compliant Healthcare System

Technology We Used

Municipality Healthcare System

Technology We Used

Customer Relationship Management System

Technology We Used

Life Cycle Assessment software

Technology We Used

AI healthcare tracking system

Technology We Used

Our customers

Our approach

Industry expertise

Our
customers

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