Top Custom Software Development Companies in USA 2025

Unified Infotech is an award-winning custom software development company with over 14 years of experience. We collaborate with Fortune 500 companies, multinational corporations (MNCs), small and medium-sized enterprises, and Startups, serving as their comprehensive technology allies for bespoke web, mobile, and custom software solutions.

SDLC Corp offers cutting-edge software development services, including mobile apps, web development & enterprise software development, tailored to suit every client’s needs. They are also experts in developing and customizing Odoo open-source business management software, AR/VR development, games, robotic process automation, etc.

*instinctools is a top-rated software product development company that offers its clients tailor-made IT and digital transformation solutions. Their competencies lie in enterprise software development, cloud computing, and mobile app development. They have a broad tech stack of PHP, Java, ReactJS, AngularJS, .Net, C#, Javascript, etc.

Vention is a leading software development company headquartered in New York. With over 20 years of experience in the field, Vention provides engineering and technology expertise to a wide range of companies — from startups to large enterprises. The company tackles projects of any complexity and size, delivering outstanding solutions ... read Vention reviews & insights

OpenXcell is the go-to place for anyone hiring custom software developers. With 14+ years of experience and over 500+ technical experts, Headquartered in the USA and India, the company has delivered 1000+ software products to 700+ happy customers using its expertise in leading software development frameworks and languages.

Salt Technologies proudly stands among India's leading web development companies, driven by a singular mission—to deliver value-driven websites and marketing solutions to businesses of all types. Our commitment to excellence is unwavering, and our expertise is unmatched. With a passionate team of experts, we craft digital solutions that transcend industry ... read Salt Technologies reviews & insights

Naked Development is a software development solutions leader focusing on app development for multiple platforms. Their apps are visually appealing, functionally simple, and easy to use. Their commitment to user experience and design is commendable. In addition to mobile apps, they have also branched out to web development.

Utility is a premier digital product agency specializing in custom mobile apps, web platforms, and AI-powered solutions for forward-thinking startups and global brands—including Airbnb, Coca-Cola, Samsung, the NBA, and Forbes. With offices in New York and Los Angeles, our team includes leading product strategists, UX/UI designers, AI engineers, and top-tier ... read Utility reviews & insights

Snotor is a Web and Mobile Application Development company that helps businesses unlock their full digital potential, achieve strategic goals, and stand out in competitive markets. With 16 years of experience and over 450 successful projects, we've partnered with clients across diverse industries to drive meaningful digital transformation. We don’t ... read Snotor reviews & insights

Based in Australia, Appello Software is a full–service software development company that uses frameworks like .NET, CakePHP, Ruby on Rails, etc. They serve industries like healthcare, education, Fintech, and more. They have completed 140 projects so far and are striving to deliver more.

Plavno is a premier software development company that helps
businesses capture the opportunity of AI technology. Fully-fledged teams of specialists cover each stage of product creation, from product management and analysis to design, development, testing, and ongoing support. Plavno AI team and solutions turn ordinary companies into remarkable successes. Find out the cost of developing ... read Plavno reviews & insights

SoluLab is a software development company that has delivered 1500+ projects and boasts 500+ happy clients. They provide software development services in application development, cloud services, API integration, desktop application development, UI/UX design, and more. SoluLab has 7+ years of professional experience.

What is Kitrum?  Kitrum boosts IT solutions for your business — fast, smart, and nimble. MVP for several weeks, improvements and complex features for months, scaling for a year, and support with maintenance — forever. We work with top experts — over 70% of the team are seniors, and more ... read KitRUM reviews & insights

Gearheart is a Ukraine-based software development company that specializes in web and mobile app development, software development and testing services. Their developer team of tech experts deals with a flexible range of technologies like React, Node.js, AngularJS, Python, Java and PHP, to name a few, while creating complex projects.

Nearsure is a software solution provider that connects the most demanding businesses with highly skilled, tech-savvy professionals across various industries. The company provides cost-effective and agile solutions that surpass clients' expectations to meet their tech needs with cultural affinity in aligned time zones.

Saigon Technology is an ISO-certified global custom software development company in Vietnam established in 2012 with offices across the globe: USA (project management office), Singapore, Australia, Switzerland, USA. We offer award-winning custom software development services to startups and enterprises with the power of 400+ top tier software engineers and a ... read Saigon Technology reviews & insights

SharpQuest (formerly AI Software) is a custom software development firm serving as a technology partner to companies from startups to enterprises. We create software to tackle business problems that are mission critical and build modern solutions that work in your tech stack. Our team sees every project through to a successful outcome for our clients.   SharpQuest's hybrid model ... read SharpQuest, Inc. reviews & insights

Qualhon Informatics Pvt. Ltd. started operations in 2018 and is a leading mobile app development agency headquartered in Mohali, India. We specialize in creating high-quality, innovative mobile applications that cater to diverse business needs. Our mission is to deliver exceptional results through integrity, transparency, and a commitment to excellence. With ... read Qualhon Informatics Pvt. Ltd. reviews & insights

Labrys is Australia's largest web3 development agency. We design, develop and launch products using blockchain infrastructure & Web3 technologies. We also build all supporting infrastructure (Web/Mobile Apps, APIs, Integrations) to enable any Web3 solution. We help startups, enterprises, governments, and some of the world’s largest blockchain organizations use this technology to reform existing processes and become industry ... read Labrys reviews & insights

Anadea helps build a solid base for your tech business. Both web and mobile, we guarantee you'll get the custom solution users will like and the market will accept. Together, we change the way people do things, for the better!  Our mission is to work respectfully and honestly along with ... read Anadea reviews & insights

inVerita is a certified digital health custom software and staff augmentation company that delivers healthcare and medical(IoT) web(.NET/Node.js/Javascript), mobile solutions(Flutter, Native, React-Native), and QA. Headquartered in Lviv, Ukraine, and is present in Krakow, New York and the Bay Area. Our team delivers projects for clients all across the globe on ... read inVerita reviews & insights

High Digital is a Cyber Essentials certified and ISO/IEC 27001 accredited data product developer. We design, build, and deliver data products. We adopt a collaborative and agile approach to cover all areas from product planning and design to UI/UX, development, delivery, and support. We have significant experience building Martech, SaaS, ... read High Digital reviews & insights

Inoxoft is your dedicated partner in custom software development. With a passion for turning clients' business ideas into reality, we specialize in delivering innovative solutions across diverse industries, including Healthcare, Fintech, Education, Logistics, Real Estate, and Blockchain. We understand that effective communication is key to project success. That's why our experienced ... read Inoxoft reviews & insights

Aristek is a custom development company specializing in AI and DS solutions for EdTech, HealthTech, Logistics, and Retail. Our experts have 22+ years of experience, serving 40+ global clients and delivering 60+ projects. We partner up with companies that enrich human lives. We don't teach, heal, or bring comfort but our clients do. What we can do for ... read Aristek Systems reviews & insights

Dualboot is a business and software development company. We build great software, but we base our success on whether it helps your business grow. Clients include tech and non-tech founders as well as Fortune 500 companies, so we can start small or scale fast. Our capabilities include product innovation, strategy, ... read Dualboot Partners reviews & insights

We are an Austin TX Company specialized in Nearshore Software Development projects. An Agile company with over 15 years of experience providing dedicated Software Development teams for our clients to leverage their delivery capabilities through IT Staff Augmentation services from the U.S and Latin America.  Sapiens Development turns customer business ideas into ... read Sapiensdev.com reviews & insights

Leobit is a full-cycle .NET, AI, web and mobile application development provider for technology companies and startups primarily located in the US, EU, and the UK.We have representative offices in Austin, TX (USA), Tallinn (Estonia), Kraków (Poland) and the development center in Lviv (Ukraine) with  170+ talented software engineers, architects, quality assurance ... read Leobit reviews & insights

Headquartered in Ahmedabad, India, I-Hidden Talent has been a top custom software development company for over two decades. They are a leading software development company for Java, PHP, Python, ReactJS, NodeJS, and AngularJS. I-Hidden Talent provides the best software in full-stack technology.

SoftPak Financial Systems was founded in 1994 and specializes exclusively in enterprise software development, software integration and consultant placement for the financial sector. The company is headquartered in Wayland Massachusetts and has 100 employees worldwide, consisting of product and project managers, developers, QA experts. Our offshore development center, Matrix Systems, is ... read SoftPak Financial Systems, Inc reviews & insights

CodeBright has a team of 100+ innovators and developers who handle various complex software development projects to innovate and solve business problems. They have a strong portfolio of web and mobile applications in their bag. CodeBright has been creating solutions with lasting value since its inception.

GET OUR EXPERT CONSULTING AND SOFTWARE ENGINEERING SERVICES. Computools is an IT consulting and software engineering company that delivers innovative solutions to help businesses unlock tomorrow. Our clients represent a wide range of industries, including retail, logistics, finance, healthcare, and others. Computools has been granted the most reputable rating from ... read Computools reviews & insights

SimbirSoft offers software development services provider and has implemented more than 900 projects. They have a strength of 1400+ employees and have an overall experience of 20 years. SimbirSoft offers complex technical solutions and products for banking, finance, medicine, retail, and many other industries.

Welcome to Closeloop Technologies, your trusted partner in website development and digital transformation. At Closeloop, we are driven by our people-centric approach, aiming to revolutionize the digital landscape by creating revolutionary digital experiences. Our team of passionate individuals is self-motivated and dedicated to transforming your vision into reality.   Our ... read Closeloop Technologies reviews & insights

PieSoft is an international company based in Pennsylvania with satellite offices located in Poland and Georgia. How we assist you  We offer start-ups and companies a full spectrum of custom software and hardware development services to achieve business continuity, agility, and efficiency. PieSoft in numbers 17+ years of overall technology expertise ... read PieSoft reviews & insights

HQSoftware is a trusted international custom software developer that brings Digital Transformation into your business. We specialize in IoT, Big Data, AI, Machine Learning, AR and VR solutions, web and mobile application development, and provide dedicated development teams to help you evolve. We deliver all-around services from consulting and prototyping ... read HQSoftware reviews & insights

Glorium Technologies is your trusted partner in digital transformation. We develop advanced software solutions that drive innovation and business growth. Our skilled team builds smarter solutions, modernizes what’s outdated, and helps businesses scale without limits.   What We Do Best With 100+ satisfied clients and over 14 years of expertise, we ... read Glorium Technologies reviews & insights

Protonshub Technologies is a leading AI and blockchain development company with a global presence in India, Dubai, Sweden, and the USA. With a team of 200+ expert developers, we specialize in delivering cutting-edge solutions in artificial intelligence, blockchain, mobile app development, and web development. Our mission is to empower businesses ... read Protonshub Technologies reviews & insights

LITSLINK— a distinguished US-based software development company—is proud to deliver superior IT services to a global clientele of over 300 customers. Our diverse expertise spans:  software development;  mobile app development;  web development;  virtual reality development; app modernization;  optimization services; DevOps consulting; software testing. And now, at the forefront, Machine Learning, ... read LITSLINK reviews & insights

For over 16 years, we’ve been engineering Python and Django solutions that power startups, enterprises, and industry leaders. From securing funding to scaling operations, we focus on delivering robust, secure, and efficient software without unnecessary complexity. But our expertise extends beyond web development—we also build cutting-edge iOS solutions, including MVPs, ... read Django Stars reviews & insights

The term “Groovy” means excellent and that’s exactly what we are. We take pride in delivering cutting-edge digital solutions on time, within budget for more than 6 years. We are one of the leading Mobile App Development Companies and Web Development Companies in the market. We think of ourselves as Creators and we ... read Groovy Web reviews & insights

Celebrating 15+ years of excellence in empowering IT software development solutions, AllianceTek specializes in creating industry-specific custom software development services for its clients. They are globally recognized for their expertise in the following tech: .NET, JAVA, PHP, Python, ReactJS, Angular, NodeJS, etc.

JetRuby is a full-cycle custom software development agency. We produce robust, AI-enabled end-to-end digital products and services for businesses that don’t want to compromise on quality.  Established in 2010, JetRuby has empowered more than 200 businesses with digital products and services that serve more than 10 million users worldwide. The ... read JetRuby Agency LTD. reviews & insights

Gophers Lab is one of the most trusted Golang development services providers in the world. Our large Golang development team has been successfully delivering highly complex applications using Golang. Gophers Lab's Golang development team includes, Golang Architects, Golang Community Contributors and speakers. Most of our Golang development team members are ... read GOPHERS LAB reviews & insights

We help businesses become unicorns, gain competitive advantages, and increase ROI. Our team of 200 certified professionals has successfully completed over 180 notable projects on time and on budget. Our clients range from players such as Dell and Bloomberg to mid-sized businesses as well as startups that are backed by ... read Geniusee reviews & insights

At Uran Company, we empower businesses to thrive in the digital age. With 18 years of experience, we deliver tailored web and software solutions that enhance online presence and streamline operations. Our expertise spans industries like Retail, Automotive, Travel, and more. Our Services: E-commerce Platforms (including Shopify) Corporate Portals Social Networks ... read Uran Company reviews & insights

SOLTECH is a leading national technology company based in Atlanta. Driven by a steadfast commitment to integrity, strong company values, and customer centricity, SOLTECH has achieved national recognition and success.   Over the past 25 years, SOLTECH has emerged as a trusted technology partner for numerous organizations, both locally and ... read SOLTECH reviews & insights

Dean Infotech™ is a Top Certified Hubspot Provider and Salesforce Crest (Gold) Partner. Why Choose Us? ✅ 12+ years of experience ✅ 300+ Clients Served Globally ✅ 200+ Successful Projects ✅ 100+ Certified Technology Specialist ✅ Flexible Hiring Plans ✅ Boutique Quality ✅ 99.99% Uptime Guarantee ✅ 5 Star Rating ... read Dean Infotech Pvt Ltd reviews & insights

Today, businesses need a reliable partner to guide them through the complexities of digital transformation. Seasia, a leading provider of web and software development services, empowers businesses worldwide to thrive in this ever-changing environment. Our team of experienced experts possesses a deep understanding of digital technologies and their impact on ... read Seasia Infotech reviews & insights

Who we are Founded in 2007, we have been helping our clients to empower their business with a digital transformation including Design, Product Engineering, Quality Assurance, Mobile, Web Development, Cloud, and AI. As a nearshore software development company, we leverage the best talent in South America with Agile methodology. Our ... read Clarika Group reviews & insights

Artjoker is a full-cycle custom software development company with R&D centres in US and Ukraine. With 10 years of experience in software industry and having successfully launched over 500 projects, the company has created a unique approach to software development called Artjoker Method. It encapsulates 4 key points: software product ... read Artjoker Software reviews & insights

As a rising leader in software engineering, Bitbean (formerly 1on1 Development) leverages its wide range of analytic talents to build powerful, custom enterprise software solutions to automate business processes directly resulting in optimized workflows and higher profits. Bitbean has successfully completed projects with iconic companies such as Walmart, CVS, United, ... read Bitbean reviews & insights

LeverX is an international company and a global system integrator that specializes in SAP implementation and customization. For over 20 years, it has been sustaining a reliable and reputable partnership with SAP. LeverX's deep expertise is based on successful cooperation with SAP as a Preferred Vendor since 2004. As an ... read LeverX reviews & insights

Phaedra Solutions is one of the fastest growing software development companies with a global presence now spanning across 4 continents. With a multitude of accolades to our name - most recently recognized as one of the best web design companies of 2024 by The Manifest, we have been successfully helping clients make innovative digital ... read Phaedra Solutions reviews & insights

We, Scalans specializes in delivering cost-efficient tailor-made software solutions through our dedicated development team model, that is centered around trust, commitment and rich technical expertise. Our Software Engineers are based out of Kochi – a beautiful port city and an emerging technopolis located in the state of Kerala in southern India. With ... read Scalan Labs, LLC reviews & insights

Susco is a 15-year-old New Orleans-based technology firm focused on developing business software, mobile workforce applications, and commercial mobile apps, specializing in C#.NET development and cross-platform mobile development.  We serve mainly mid-market companies with 100 to 2000 employees. Susco serves to augment our client’s internal development teams or to be the ... read Susco Solutions reviews & insights