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API Development Company

desktop application development services

Synchronize Your Business Data with Secure API Integration Services

iFour offers effective API integration and development services that help you deal with inefficiencies and data challenges. With our experts proficient in technologies like Java, .NET, Node.js, and Angular, you get your business data effortlessly integrated across multiple platforms with seamless synchronization.

We are dedicated to making industry operations more efficient by connecting various applications through APIs. Whether it pertains to finance, healthcare, or legal sectors, we aim to simplify processes.

Ready to sync up your systems and data? Team up with us for custom API development services.

  • Real-time Data Access

    Get instantaneous data exchange between devices, and make effective decisions.

  • Enhanced Operational Efficiency

    Integrate and automate workflows to minimize manual intervention and maximize productivity.

  • Scalable Solutions

    Offering sustainable API integration and development services that scale with your business.

  • Security and Compliance

    Our secure APIs help you safeguard your business data adhering to the company’s standards and regulations.

Bridge the gap between your devices and transform your operations using custom API integration services. Let’s connect for custom API development.


Our API Development services

We have assisted 15+ industries and Fortune 500 companies with custom API development services. Our skilled API developers who work with
API integration have fine experience in making it work smoothly and provides you the assistance you need. Given below are the API services
we can help you with:

API Integration Strategy

Based on your business requirements, we assist you with API integration strategies that meet your objectives and make your processes easier. Our experts ensure your data flows smoothly with fine connectivity, allowing your systems to communicate effortlessly.

Custom API Development for Mobile or Web

Our team offers custom API development tailored to your specific platform be it web or mobile applications. Ensure optimal performance and user satisfaction with our robust API services.

Cloud and Intranet API Integration

As an expert Azure App services company , we help you integrate powerful APIs seamlessly across intranet and cloud platforms. We ensure secure and efficient data exchange, be it for cloud platforms or on-premises infrastructure.

Third-party API Integration

Integrate third-party APIs effortlessly with iFour. We connect your systems to external services to expand basic functionalities and improve your company services without managing multiple systems.

Web API Development

iFour's expertise in web API development ensures that your web applications are highly functional and responsive. We create APIs that enhance the interactivity and efficiency of your web presence, tailored to your specific business needs.

Serverless API Gateway

Utilize our serverless API gateway services to enhance your infrastructure’s scalability and reliability. iFour provides solutions that reduce costs and improve performance by leveraging serverless architecture for your API management.


With iFour’s API-as-a-Service, you gain access to scalable and reliable APIs without the need to invest heavily in infrastructure. We handle the complexities, providing you with ready-to-use APIs that can power your applications.

IoT (Internet of Things) API Integration

iFour enables seamless IoT API integration, allowing your devices to communicate and share data effortlessly. Enhance your IoT ecosystem’s functionality and efficiency with our tailored integration solutions.

Data Analytics and Reporting API Integration

Maximize your data’s potential with iFour’s data analytics and reporting API integration. We help you consolidate and analyze data from various sources, providing insightful reports that drive informed decision-making.

Secure Payment and Merchant API Integration

iFour ensures your payment processes are secure and efficient with our payment and merchant custom API integration services. We integrate reliable payment gateways, enhancing your transaction security and customer trust.

API Testing Automation

Enhance the reliability of your APIs with iFour’s API testing automation services. We provide comprehensive testing solutions that ensure your APIs function flawlessly, reducing the risk of errors and downtime.

API Managed Services

Focus on your core business while iFour manages your APIs. Our API managed services offer continuous monitoring, maintenance, and support, ensuring your APIs are always up-to-date and performing at their best.

  • 1. Python

    Our team of Python professionals specialize in Flask and Django frameworks and is ready to assist you in creating Python APIs with ease.

  • 2. Node.js

    Our experts are gripped with Express.js, a widely used web app framework and help you build APIs on the Node.js platform.

  • 3. Java development

    Being a top Java Application development company , we use Spring Framework and Spring Boot for robust API development and integration in Java.

  • 4. Go (Golang)

    Known for its performance, Go is increasingly used for building APIs, often with frameworks like Gin or Echo.


    We are a leading .NET development company that helps you with powerful APIs using ASP.NET Core and C#.

  • 6. Scala

    We assist Startups and C-level executives with RESTful APIs development using Play framework in Scala.

  • 7. Swift

    We have vetted iOS application developers who help you build custom APIs in Swift using the Vapor framework.

  • 8. Kotlin

    As a Kotlin App development company , we offer asynchronous custom API services in Kotlin using Ktor framework.


Our API Integration services

Given below are the API integration services we can help you with:

Accounting Software

  • Zoho Books

  • QuickBooks

  • Xero

  • FreshBooks

  • Wave

  • MYOB

  • ClearBooks

ERP Integration Technologies

  • SAP

  • Odoo ERP

  • Microsoft Dynamics 365

  • Oracle Netsuite

  • Sage

  • Acumatica

CRM Integration Technologies

  • Salesforce API

  • HubSpot CRM

  • Keap

  • ZohoCRM

Payment Gateways

  • PayPal

  • Stripe

  • Square

  • Authorize.Net

Marketing Automation

  • Mailchimp

  • HubSpot

  • Marketo

  • ActiveCampaign

Cloud Storage

  • Google Drive

  • Dropbox

  • OneDrive

  • Box

Social Media Integration

  • Facebook API

  • Twitter API

  • LinkedIn API

  • Instagram Graph API

Project Management

  • Asana

  • Trello

  • Jira

  • Monday.com

Communication Tools

  • Slack

  • Microsoft Teams

  • Zoom

  • Twilio

Healthcare Systems

  • Epic Systems

  • Cerner

  • Allscripts

  • Athenahealth

Human Resources

  • Workday

  • ADP

  • BambooHR

  • Kronos

Logistics and Supply Chain

  • FedEx API



  • ShipStation

Fintech Services

  • Plaid

  • Yodlee

  • Stripe Treasury

  • MX

Customer Support

  • Zendesk

  • Freshdesk

  • Intercom

  • Help Scout

Call To Action

Get superior operational efficiency with custom API development services

Why iFour for API integration and development services

iFour Technolab Pvt. Ltd. is an esteemed API integration and development company that offers industry-specific services to global clients. With a decade-long experience and 4 global branches, we gained tremendous success across the healthcare, legal, and Fintech domains.

We are relentless in the pursuit of excellence and help you build custom API that meets all your company needs and enables smooth communication and synchronization between your systems. No matter what platform you need it for – mobile app, desktop app, intranet, or database system, we are experts in developing multitude of APIs using REST, SOAP, XML-RPC, JSON, HTTP/HTTPS, and XML.

Facilitate seamless communication and synchronization across your platforms with iFour. Partner with us now.

Highlights of iFour:

  • 10+ Years of industry experience

  • Multi-language API service expert

  • Well-known Microsoft Certified Solutions Partner

  • 120+ Microsoft-certified professionals

  • Driven by 7+ SCRUM masters

  • Top-tier services backed by Agile methodologies

  • Serving diverse clients across 4 global locations

  • Experience spanning over 15 industries

  • Trusted by 10,000+ business users

  • Having a roster of 300+ satisfied clients

Whether you're a Startup or an established business, we've got the right solution for your most complex business challenges. So, let's connect and kick those inefficiencies with custom API development and integration services.



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Our Agile approach

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Portfolio Success stories


Industry expertise

Finance Finance


Custom Financial software development service provider

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Healthcare Healthcare


Bespoke Healthcare software services and solutions

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Custom Environmental software development services

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e-Commerce and Retail software solutions provider

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FAQs for API Integration and Development Services

Ready to get started?

API integration is an approach of connecting different software applications through their APIs (Application Programming Interfaces) to enable seamless data exchange and functionality. It is important for any business or industry – be it healthcare, legal, or fintech as it enhances communication, operations, and overall efficacy.

API integration improves operational efficiency by automating data exchange between different systems. It eliminates the efforts of manual data entry and cuts off the risk of errors. It streamlines workflows, enhances real-time data access, and enables better decision-making through integrated and synchronized information.

Our API integration services benefit a wide range of industries, including finance, healthcare, retail, manufacturing, logistics, and more. Any business that relies on multiple software systems can adopt our custom API development services to improve business functions, improve data accuracy, and overall efficiency.

Yes, we can integrate APIs with legacy systems. We have a seasoned team of API professionals with skills in various technologies, old and new, and can develop custom API solutions. We ensure your legacy system integrates smoothly, allowing it to communicate effectively with modern applications.

We handle third-party API integration challenges by -

  • Conducting thorough research and planning
  • Ensuring compatibility
  • Addressing any potential issues proactively.

Our team works closely with third-party vendors and leverages their documentation and support resources to ensure seamless integration and optimal performance.

Security is a top priority in our API integration services. As a reputed custom API development company, we follow robust security measures, including encryption, authentication, and authorization protocols, to protect your data during transfer. We also ensure that only authorized systems and users have access. Our services comply with industry standards followed by best practices.

The timeline for an API integration project varies depending on the complexity and scope of the integration. A simple integration can take a few weeks, while more complex projects may require several months. We work closely with our clients to define clear timelines and milestones, ensuring timely and efficient delivery.

Yes, we provide custom API development services tailored to your specific business needs. Our team of experts can design and develop APIs that enable seamless integration and enhance the functionality of your software applications, ensuring they meet your unique requirements.

We ensure the reliability and scalability of our APIs by following best practices in API design and development, including thorough testing, monitoring, and optimization. Our APIs are built to handle high volumes of requests and can scale with your business needs, ensuring consistent performance and availability.

We offer comprehensive support and maintenance services post-integration, including regular updates, performance monitoring, troubleshooting, and technical support. Our team is available to assist you with any issues and ensure that your APIs continue to function smoothly and efficiently.


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