The number one ranked Web and Mobile App Development Company.

We are the programming partner of choice for over 4,500 companies worldwide.

As a leading product development company, we turn your mobile and web app ideas into reality, integrating AI/ML services and end-to-end solutions. Our Agile development approach ensures efficiency from strategic planning through design, programming, testing, and maintenance.

With 4,500+ satisfied clients globally, including industry leaders such as Pepsi and Marvell, we stand out not only for our top-notch development skills but as your genuine strategic business partner.


SDI excels in leveraging the power of Artificial Intelligence, Machine Learning, Computer Vision, Natural Language Processing (NLP), as well as voice recognition to propel the growth of your business. Through the implementation of cutting-edge AI-powered algorithms and machine learning models, we're transforming our clients' enterprises.

How can we assist you today?

Mobile App Development Services
Hybrid Mobile App Development
Cross-platform App Development
Mobile App support & Maintenance
Web Development Services
Progressive Web Apps
Web App Development
Ecommerce Development
Web App Design
Dedicated Programmers
Full Stack Developers
Magento Developers
Java Developers
Socail Media MArketing & SEO
Digital Marketing
Content writing
Marketing Automation
Conversion optmization
eCommerce optmization
Image & Video Production

and over 4000 startups and established businesses in 40 countries


4 Locations

35+ UX Specialists

Marketing Experts

30+ Marketing Experts


350+ Programmers

5000+ Completed Projects

Partners and Technologies

We work with the best technology providers to build world class Websites and Mobile Apps

  • Apple iOS
  • Android Development
  • Microsoft Certified
  • Google Cloud
  • AWS

Why SDI is the Best Web and Mobile App Development Company

We're here to help you find solutions for the following services:

Machine Learning and AI for Companies

We specialize in creating custom solutions for business intelligence and machine learning that enhance decision-making processes and empower your organization's stakeholders to proactively manage risks and security.
Our team of experts excels in various ML algorithms, including regression, classification, clustering, and deep learning models like neural networks and convolutional neural networks (CNNs), train ML models using libraries like TensorFlow or PyTorch, ETL (Extract, Transform, Load) systems, advanced data visualization, and building AI applications and robust BI reporting solutions.

Mobile App Development

Our team of app developers, proficient in the latest Android and iOS technologies, and leveraging cutting-edge tech stacks, including Swift for iOS and Kotlin for Android, is at the forefront of mobile app development.
Even minor enhancements in a mobile app can yield a substantial impact on businesses. Mobile apps, built using popular frameworks like React Native and Flutter, have the potential to revolutionize services across diverse industries. Whether you require a mobile healthcare app, news app, one for banking, transportation, travel, education, or any other sector, SDI has the expertise and the technology stack to ensure you're covered.

Ecommerce Development

When it comes to eCommerce development, SDI specializes in custom eCommerce integration using the best tech stacks for both B2C (Business to Consumer) and B2B (Business to Business) platforms.
Our expert team excels in E-Commerce app development, utilizing platforms like Magento, WooCommerce, and Shopify, ensuring that your online store not only stands out in the digital marketplace but also provides a seamless user experience. We seamlessly handle payment integration using trusted payment gateways like PayPal and Stripe to provide secure and efficient transaction processing.

Web Development

SDI's team of developers, equipped with the latest web development tech stacks, is highly proficient in web development, capable of tailoring solutions for a wide range of industries. With extensive experience, we understand that each sector has unique requirements.
Our web solutions not only meet industry-specific demands but also stay ahead of evolving trends. We take pride in our ability to create versatile, high-quality websites that ensure our clients stand out with seamless functionality and captivating design. Leveraging technologies such as HTML5, CSS3, JavaScript, and popular frameworks like React, Angular, and Vue.js, we craft websites that not only look stunning but also perform flawlessly.

BlockChain Development

If you're in search of a skilled blockchain developer, SDI has you covered. We excel in developing decentralized applications (dApps) for a variety of blockchain protocols, including Ethereum, Hyperledger, and more, utilizing industry-leading tech stacks.
Our in-house, full-stack blockchain developers are not only experienced but also possess a deep understanding of cryptocurrency development, enterprise solutions, multi-chain architectures, and more. Whether your project demands expertise in Solidity, Web3.js or other blockchain development tools, our team is well-equipped to meet your specific needs.

Support & Maintenance

SDI offers industry-leading support and maintenance services for your software, websites, and apps, guided by the most effective best practices. Our dedicated team stays proactive in applying software updates, security patches, and bug fixes to keep your systems current and protected against vulnerabilities.
Regular security audits are conducted to identify and mitigate potential threats, ensuring that your systems remain resilient against evolving risks. We continuously fine-tune your systems for optimal performance. We assist in planning for future scalability needs, allowing your systems to grow seamlessly as your business expands.

1.Organization - Does the company have an office in the U.S or is it just a U.S phone number being answered in India or Ukraine? It's very important to have a U.S based contract to protect your Intellectual property and rights. The best mobile app development companies are in the U.S & understand the market intricately while providing cost benefits by having some of their development teams in cost optimized locations worldwide.


2. Detail-orientation -They should provide written proposals with very high levels of detail and no fine print. Check if the proposal is meant to win you over with low pricing OR do they provide a high degree of Technical knowledge and expertise in the details.


3. Process-driven excellence - The company should provide information about how their process will be, if they will use Project Management tools, Bug trackers, Automated and manual testing, Cloud based hosting and if their Project Managers and UX experts are based in the U.S.


4. Friendliness and willing to cooperate - Apps are ideas that take time, effort, discussions and knowledge to form into a complete product. Check if they will they be flexible in accepting change requests as your vision forms over time.


5. A-Z and Low pricing - Ask if their proposal covers everything - Wireframing, Design, Programming, Testing, Source code handover, Launch and Warranty. No surprises for later.


6. Partnership - The business you ultimately end up deciding on has to be one that pays full attention to your needs through every step of the process of your App development. The company needs to include you in their decisions, and be true partners in your success.

Contact us today to start the journey and understand your options.

Let's Discuss

All information provided by you will be kept 100% confidential.

Explore our design and development services