Custom Software Development Company
Partner with Sumfactor – A Trusted Name in Custom Software Development
With over 15 years of industry expertise, Sumfactor delivers award-winning software solutions tailored to your unique operational needs. Our seasoned team combines innovation and precision to provide best-in-class services that drive real business impact.
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Achieved 67% Efficiency Gains with Our Tailored Custom Software Development Solutions
From mobile and web applications to cloud-based platforms and seamless API integration, our dedicated team works tirelessly to deliver solutions tailored to your business needs. Our commitment doesn’t end at deployment—we provide continuous support and maintenance to keep your software secure, optimized, and future-ready.
Custom App Development
At Sumfactor, we take the time to understand your unique objectives. Based on your vision, our expert team designs and develops bespoke software solutions from the ground up. Whether it’s a robust enterprise platform or a niche application, we deliver scalable, efficient, and fully customized solutions built to grow with your business.


Mobile App Development
High-Performance Mobile App Development for iOS & Android
Our development team specializes in building intuitive, user-friendly, and engaging mobile apps for both iOS and Android platforms. Leveraging the latest technologies and best development practices, we ensure a seamless process from concept to launch—delivering mobile solutions that stand out in today’s competitive market.

Web App Development

API Development
We design, develop, and implement robust APIs that enable seamless communication between software systems. Our team ensures responsible and efficient integration, enhancing your application’s functionality and enabling smooth, secure data exchange—optimizing performance across your digital ecosystem.

Software Integration

Maintenance and Support

Legacy Modernization

Software Consulting
Our consultants provide expert advice to help you understand the complex challenges of software development. We offer strategic recommendations based on your current systems and create actionable plans to optimize them. Our consulting services ensure you make decisions that align with your goals.
Custom App Development
We understand your goals and, based on them, our team of experts designs and develops bespoke software solutions from scratch. Whether it’s an enterprise-level solution or a specialized application, we are equipped to deliver a scalable, efficient, and fully customized solution.
Mobile App Development
Our development team is adept at creating high-performance apps for both iOS and Android. Using the latest technology and development practices, we build intuitive, user-friendly, and engaging mobile apps. From start to finish, our complete process ensures your app stands out in the competitive mobile market.
Web App Development
At Trigma, we develop web applications that best appeal to your target audience, enhancing user experience and streamlining business operations. Employing the latest web technologies, we create scalable and secure web solutions, whether it’s an e-commerce platform, a CMS, or a custom web application.
API Development
We design, develop, and implement powerful APIs that allow for smooth communication and integration between different software systems. Our team responsibly integrates APIs that improve the app’s functionality and allow for smooth data exchange, ensuring the optimal operation of your systems.
Software Integration
We understand the importance of interconnected systems for business efficiency. Our developers specialize in integrating varied software systems, ensuring they communicate effectively and operate as a cohesive unit. This integration minimizes manual processes and optimizes your business operations.
Maintenance and Support
We provide regular updates, performance monitoring, and technical support to ensure your software remains up-to-date, secure, and efficient. Our proactive approach to maintenance helps prevent issues before they arise.
Legacy Modernization
Our team can revitalize your outdated legacy systems, transforming them into modern, efficient, and scalable solutions. We assess your current systems, identify areas for improvement, and implement modernization strategies that enhance performance and compatibility with current technologies.
Software Consulting
Our consultants provide expert advice to help you understand the complex challenges of software development. We offer strategic recommendations based on your current systems and create actionable plans to optimize them. Our consulting services ensure you make decisions that align with your goals.
We are proud to be recognized as the 2023 TechBehemoth Leaders in Custom Software Development in the USA.

Our Collaborative Approach Towards a Seamless Custom Software Journey
We adapt to your needs, to make sure your vision is brought to life through a collaborative, efficient, and results-driven manner.
Dedicated Teams
Our focused experts will work solely on your project for maximum efficiency and rapid development.
IT Staff Augmentation
Seamlessly integrate our skilled IT developers into your existing team to address specific needs and scale up expertise.
Real-Time Collaboration
Our team becomes an extension of yours, communicating according to your time zone and providing regular updates.
Scalable Solutions
We’ll scale our team size throughout the project lifecycle to match your evolving needs, ensuring optimal results.
Transparent Communication
We provide regular updates and progress reports, so you’re always in the loop about your project’s status.
Your Intellectual Property
Because we believe in transparency, you’ll always retain ownership of the source code – your intellectual property.
Technology Stack

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Book a Free Consultation! Talk to our experts and confidently decide on your deal purchase. We guide, you choose!
FAQs
What is Sumfactor’s Expertise in Custom Software Development?
With over 15 years of experience, Sumfactor has been delivering innovative and scalable custom software solutions across diverse industries including e-commerce, logistics, healthcare, education, and finance. Our team of skilled developers and UI/UX experts work closely with clients to build secure, high-performance applications—tailored to meet specific business goals and drive measurable results.
What is Sumfactor’s communication plan during the development process?
At Sumfactor, we prioritize clear, consistent, and collaborative communication throughout the development process. Each project is assigned a dedicated project manager who acts as your primary point of contact, ensuring timely updates and smooth coordination. We conduct regular check-ins, sprint reviews, and progress reports to keep you fully informed. Our team uses industry-standard tools like Slack, Jira, Microsoft Teams, and Trello to enable real-time communication, task tracking, and complete transparency at every stage of development.
Q: How does Sumfactor handle changes in project scope or requirements?
Sumfactor follows an agile and flexible approach to manage changes in project scope or requirements. We understand that business needs can evolve, and we’re prepared to adapt accordingly. Any requested changes are thoroughly assessed for impact on timelines, resources, and budget. Our team then discusses these changes with you, ensuring mutual agreement before implementation. Transparent communication, updated documentation, and real-time collaboration tools help us seamlessly integrate new requirements without compromising on quality or deadlines.
: How does Sumfactor ensure the security of the software?
At Sumfactor, security is a top priority throughout the software development lifecycle. We implement industry best practices, including secure coding standards, regular code reviews, and vulnerability assessments. Our team follows protocols such as data encryption, role-based access control, and secure API management to safeguard sensitive information. We also conduct rigorous testing—including penetration testing and security audits—to ensure your application is resilient against threats. Compliance with standards like GDPR, HIPAA, and ISO is maintained wherever applicable to ensure complete data integrity and protection.