Best US Cross-Platform App Development Companies

287 Companies - Rankings updated: September 03, 2026

DesignRush assesses agencies using expertise standards and verified client experiences to help you make better decisions. Certain agencies have paid placements.

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  • Moltech Solutions Inc.

    Implementing your ideas!

    Moltech Solutions Inc. was founded in 2014, with an ambition to offer high quality and best-fit solutions with cutting edge technologies in all segments of the IT industry in India. Moltech solutions is an outsourcing company and also your trusted technical partner for your vision and dreams. We have provided...

    Top Services:

    • Software Development
    • Mobile App Development
    • Web Design
    • Digital Services
    • Web Development
    • Show more
    Location
    Plano, Texas
    Number of Employees
    50 - 99
    Average Hourly Rate
    $20/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    1 Project Listed
    Visit Website View Profile

  • Sataware Technologies

    Top-Rated Mobile Application Dev Firm

    One of the top software development and BPO firms in the world, Sataware provides international clients with dependable and effective BPO outsourcing solutions...

    Top Services:

    • Web Design
    • Web Development
    • Mobile App Development
    Location
    Woodbury, Minnesota
    Number of Employees
    100 - 249
    Average Hourly Rate
    $49/hr
    Minimal Budget
    $1,000 - $10,000
    Visit Website View Profile
    5.0 5.0 (24)

  • Webtual Global Inc.

    Bridge that Gap With Actual Web Technology

    Webtual Global is one of the leading custom Mobile App and Software development company having customer in UAE, Norway, Netherlands, USA, Africa and India...

    Top Services:

    • Software Development
    • Web Development
    • Web Design
    • UI/UX Design
    • Mobile App Development
    • Show more
    Location
    Hillsborough Township, New Jersey
    Number of Employees
    50 - 99
    Average Hourly Rate
    $30/hr
    Minimal Budget
    $1,000 - $10,000
    Visit Website View Profile

  • Noboxidea

    Crafting Digital Echoes.

    Nobox Idea delivers exceptional digital solutions with a focus on web design, development, and maintenance. Our services extend to custom software and app development, ensuring tailored solutions for your needs. We specialize in SEO to enhance your online visibility and offer strategic social media marketing...

    Top Services:

    • Web Design
    • Web Development
    • Mobile App Development
    • Software Development
    • Graphic Design
    • Show more
    Location
    Naperville, Illinois
    Number of Employees
    Under 49
    Average Hourly Rate
    $30/hr
    Minimal Budget
    Under $1,000
    Visit Website View Profile

  • Texono

    We Help Your Business Grow With Powerful Solutions

    Texono builds custom mobile, web, and desktop applications for manufacturing companies and machine shops. With a team of 49+ professionals and expertise in .NET, C#, React Native, Angular, Blazor, Azure, and AWS, Texono delivers working prototypes within one week. Every project includes a free 60-day trial...

    Top Services:

    • Design Services
    • Web Development
    • Mobile App Development
    • Software Development
    • ERP Consulting
    • Show more
    Location
    American Falls, Idaho
    Number of Employees
    100 - 249
    Average Hourly Rate
    $35/hr
    Minimal Budget
    $1,000 - $10,000
    Visit Website View Profile

  • Warp Development

    AI strategy and delivery that works in production, not just in demos.

    We help organisations close the gap between what AI could do for their business and what it is actually doing with the strategy, engineering, legacy modernisation, and enablement to make it work in production...

    Top Services:

    • Software Development
    • Mobile App Development
    • Web Development
    • Managed Services
    • eCommerce Development
    • Show more
    Location
    Atlanta, Georgia
    Number of Employees
    100 - 249
    Average Hourly Rate
    $99/hr
    Minimal Budget
    $1,000 - $10,000
    Visit Website View Profile
    4.7 4.7 (13)

  • Pixel Genesys

    Digital Transformation Experts

    At Pixel Genesys, we provide innovative technology solutions that empower businesses to thrive. From game development to digital marketing and custom software, our services are designed to meet diverse business needs with cutting-edge technology...

    Top Services:

    • Mobile App Development
    • Web Development
    • Software Development
    • Digital Marketing
    • Staff Augmentation
    • Show more
    Location
    St. Petersburg, Florida
    Number of Employees
    Under 49
    Average Hourly Rate
    $25/hr
    Minimal Budget
    $1,000 - $10,000
    Visit Website View Profile

  • New York App Devs

    Backed by Global Expertise, Powered by Local Insight

    New York App Devs is a top-rated mobile app development company in New York specializing in custom iOS, Android, and AI-powered solutions. From eCommerce to healthcare, we build sleek, scalable apps tailored for NYC's fast-paced market. Our local team uses Swift, Kotlin, Flutter & TensorFlow to craft...

    Top Services:

    • Mobile App Development
    • UI/UX Design
    • Software Testing
    • Software Development
    • Show more
    Location
    New York City, New York
    Number of Employees
    50 - 99
    Average Hourly Rate
    $35/hr
    Minimal Budget
    $10,000 - $25,000
    Visit Website View Profile
    5.0 5.0 (4)

  • Next Level Digitals

    Your new design partner.

    Next Level Digitals is a design agency that crafts compelling brands, user-friendly websites and engaging UI/UX. We help startups and enterprises elevate their digital presence with fast, stress-free design, unlimited revisions, and a strong focus on emotional brand connection...

    Top Services:

    • Digital Services
    • Graphic Design
    • Logo Design
    • Web Design
    • Web Development
    • Show more
    Location
    Cheyenne, Wyoming
    Number of Employees
    Under 49
    Average Hourly Rate
    $50/hr
    Minimal Budget
    $1,000 - $10,000
    Visit Website View Profile

  • Blue Trail Software

    More Than Code We Build Trust Through Craft & Commitment

    Engineered with integrity. Backed by mentorship. Delivered with care. BTS transforms ideas into scalable, secure, and impactful digital products that deliver long-term value...

    Top Services:

    • Software Development
    • AI Development
    • Big Data Analytics
    • Mobile App Development
    • UI/UX Design
    • Show more
    Location
    San Francisco, California
    Number of Employees
    100 - 249
    Average Hourly Rate
    $55/hr
    Minimal Budget
    $50,000 & Up
    Visit Website View Profile

  • The Praetors

    Your Ideas, Our Expertise: Infinite Possibilities.

    At The Praetors, we transcend mere developmentwe innovate. Specializing in mobile app development, we harness cutting-edge technologies to craft seamless, user-centric experiences that captivate and convert. Collaborate with us to stay ahead of the curve in today's fast-paced digital landscape...

    Top Services:

    • Web Design
    • Web Development
    • eCommerce Development
    • Mobile App Development
    • Software Development
    • Show more
    Location
    Selden, New York
    Number of Employees
    100 - 249
    Average Hourly Rate
    $150/hr
    Minimal Budget
    $1,000 - $10,000
    Visit Website View Profile
    5.0 5.0 (4)

  • ADLAB, LLC

    Ingenious Marketing Science & Design.

    Full-service marketing firm specializing in digital advertising, branding, strategy, UX/UI, SEO, design, SMM, SEM, online courses, video, podcasts and traditional advertising...

    Top Services:

    • Digital Services
    • Digital Marketing
    • Web Design
    • eCommerce
    • Branding
    • Show more
    Location
    Austin, Texas
    Number of Employees
    Under 49
    Average Hourly Rate
    $80/hr
    Minimal Budget
    $1,000 - $10,000
    Visit Website View Profile

  • Evolve Blue

    Innovative And Exceptional IT Services

    Empowering Businesses with Innovative Software Solutions. By bridging the gap between existing and emerging technologies, Evolve Blue helps you innovate faster, with less risk, on your path to digital transformation...

    Top Services:

    • Web Development
    • Managed Services
    • IT Services
    • Staff Augmentation
    • HR Outsourcing
    • Show more
    Location
    King of Prussia, Pennsylvania
    Number of Employees
    Under 49
    Visit Website View Profile
    4.8 4.8 (5)

  • Allusive Digital

    Proven Excellence Through Custom Web Design and Development Services.

    Allusive Digital is a creative and marketing agency that helps businesses grow through branding, web design, content development, and digital marketing. The agency blends thoughtful strategy with polished creative execution to help clients increase visibility, strengthen their identity, and connect with their...

    Top Services:

    • Web Development
    • eCommerce Development
    • Web Design
    • WordPress Website Design
    • AI Development
    • Show more
    Location
    Los Angeles, California
    Number of Employees
    Under 49
    Visit Website View Profile
    5.0 5.0 (5)

  • American Koders

    Your Vision Our Code

    American Koders is a USA-based software development company delivering innovative and customized digital solutions for startups and established businesses...

    Top Services:

    • Web Design
    • UI/UX Design
    • WordPress Website Design
    • eCommerce Development
    • Mobile App Development
    • Show more
    Location
    Kalispell, Montana
    Number of Employees
    50 - 99
    Average Hourly Rate
    $50/hr
    Minimal Budget
    $10,000 - $25,000
    Visit Website View Profile

  • Phoenix Afterglow

    Your Full Digital Development Experience.

    Phoenix Afterglow is a premier multimedia company specializing in web development, app development, online marketing, and cybersecurity. They are dedicated to upholding the highest standards of performance, integrity, and ethics to ensure client satisfaction and achieve a lasting sense of fulfillment for all...

    Top Services:

    • Web Design
    • Web Development
    • SEO
    • Mobile App Development
    • eCommerce
    • Show more
    Location
    Burlington, Massachusetts
    Number of Employees
    Under 49
    Average Hourly Rate
    $50/hr
    Minimal Budget
    $1,000 - $10,000
    Visit Website View Profile
    5.0 5.0 (7)

  • Novaris Advanced Software Studio

    Build Smarter Build Faster Build Forever

    Novaris provides advanced software solutions for businesses, industries, and government organizations integrating AI-driven innovation, expert engineering, and enterprise-level reliability. Advanced website, mobile app, and software development at 30% lower cost and 40% faster delivery!...

    Top Services:

    • Web Development
    • Mobile App Development
    • Software Development
    • AI Development
    • Web Design
    • Show more
    Location
    Atlanta, Georgia
    Number of Employees
    Under 49
    Average Hourly Rate
    $80/hr
    Minimal Budget
    $10,000 - $25,000
    Visit Website View Profile
    5.0 5.0 (4)

  • Witrey

    Strategy. Design. Content. Technology.

    Multidisciplinary Digital Agency with more than 14 years of experience developing innovative platforms for digital transformation. Regardless of whether you are a startup, freelancer or company, our mission is to make users fall in love with web design , online store design or app development . Therefore...

    Top Services:

    • Mobile App Development
    • Software Development
    • UI/UX Design
    • Web Design
    • Blockchain
    • Show more
    Location
    Miami, Florida
    Number of Employees
    Under 49
    Minimal Budget
    $1,000 - $10,000
    Visit Website View Profile

  • Acetech Digital

    Ace Your Digital Edge

    Acetech Digital creates stunning websites and digital experiences that drive growth. From web design to SEO, branding, and marketing, we help businesses thrive online...

    Top Services:

    • Web Development
    • Digital Services
    • SEO
    • Digital Marketing
    • Social Media Marketing
    • Show more
    Location
    Houston, Texas
    Number of Employees
    100 - 249
    Average Hourly Rate
    $30/hr
    Minimal Budget
    Under $1,000
    Visit Website View Profile
    5.0 5.0 (31)

  • App Vertices

    Engineering Digital Excellence

    We provide end-to-end solutions in App Development, Web Development, Cloud Services, Business Intelligence & Data Analytics, and Artificial Intelligence. Our services are designed to help businesses streamline operations, make data-driven decisions, and stay competitive through modern, scalable, and...

    Top Services:

    • Web Design
    • eCommerce Development
    • Web Development
    • Wearables
    • IoT
    • Show more
    Location
    Richmond, Texas
    Number of Employees
    Under 49
    Average Hourly Rate
    $55/hr
    Minimal Budget
    $1,000 - $10,000
    Visit Website View Profile

  • IndiaAppDeveloper

    Top Mobile App and Software Development Company India

    India app developer is a well known Mobile App Development Company for every application and software solution. We realise that a company manager needs to handle a company with diverse clients and market competition...

    Top Services:

    • Mobile App Development
    • Software Development
    • Web Development
    • Digital Marketing
    • SEO
    • Show more
    Location
    Dallas, Texas
    Number of Employees
    Under 49
    Average Hourly Rate
    $20/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    1 Project Listed
    Visit Website View Profile

  • Cybersoft North America

    We Build Solutions that Help You Solve Challenges and Meet Goals

    Cybersoft is uniquely skilled to offer ubiquitous software solutions that are relevant and in demand for todays rapidly changing business dynamics. We bring the best of quality and cost effective software development using latest SCRUM based agile development that works in sync with the customer expectations...

    Top Services:

    • Mobile App Development
    • IoT
    • Software Development
    • Web Development
    • SEO
    • Show more
    Location
    Houston, Texas
    Number of Employees
    50 - 99
    Average Hourly Rate
    $30/hr
    Visit Website View Profile
    5.0 5.0 (1)

  • LookFar Labs

    We Bring Bold Ideas to Life.

    IT, Software, and Chatbot Solutions to upscale your business. We partner with entrepreneurs and business leaders to design and build transformative technology solutions. By putting business goals first and the technology second, we achieve more impactful outcomes...

    Top Services:

    • IT Services
    • Staff Augmentation
    • Mobile App Development
    • Software Development
    • Show more
    Location
    New Orleans, Louisiana
    Number of Employees
    Under 49
    Average Hourly Rate
    $135/hr
    Minimal Budget
    $25,000 - $50,000
    Visit Website View Profile
    5.0 5.0 (4)

  • Atlantis

    Straight hands. Hot heads.

    We use the best world practices (YAGNI, KISS, DRI, and SOLID). An enterprise approach is an advantage, not an excuse. An extreme approach to development allows us to resort to the use of development-driven methodologies, in particular design, domain, bound, and testing...

    Top Services:

    • DevOps Consulting
    • Mobile App Development
    • Software Development
    • Blockchain
    • IoT
    • Show more
    Location
    Newport Beach, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $50/hr
    Minimal Budget
    $1,000 - $10,000
    Visit Website View Profile

  • Inventiple

    AI-Powered Engineering Gen AI & Agentic AI

    Inventiple builds production AI products, MCP servers, and startup MVPs for funded founders and enterprise teams. Delivered in 6-8 weeks by senior engineers averaging 10+ years experience. Fixed price, no juniors. Live products: Incu, Smart Stack Advisor, Hierk...

    Top Services:

    • Web Development
    • AI Development
    • Mobile App Development
    • Software Development
    • DevOps Consulting
    • Show more
    Location
    Houston, Texas
    Number of Employees
    Under 49
    Average Hourly Rate
    $120/hr
    Minimal Budget
    $25,000 - $50,000
    Portfolios Count
    3 Projects Listed
    Visit Website View Profile

  • GM Sunshine

    Empowering your digital presence with cutting-edge solutions.

    GM Sunshine is a cutting-edge technology firm specializing in web development, cloud solutions, and software integration. Since 2016, we've been empowering businesses with tailored digital solutions, delivering high-quality services designed to optimize operations and drive growth...

    Top Services:

    • Digital Services
    • Web Development
    • eCommerce Development
    • UI/UX Design
    • eCommerce
    • Show more
    Location
    New Castle, Delaware
    Number of Employees
    Under 49
    Average Hourly Rate
    $99/hr
    Minimal Budget
    $1,000 - $10,000
    Visit Website View Profile

  • TechMalba

    Building Digital Experiences That Drive Growth

    TechMalba is a global software and digital solutions company focused on helping businesses grow through innovative, results-driven technology. Based in Colombo, Sri Lanka, the company delivers a wide range of services including web and mobile development, UI/UX design, SEO, and digital marketing. Their goal...

    Top Services:

    • Web Development
    • Mobile App Development
    • Web Design
    • Graphic Design
    • SEO
    • Show more
    Location
    Denver, Colorado
    Number of Employees
    Under 49
    Average Hourly Rate
    $60/hr
    Minimal Budget
    Under $1,000
    Visit Website View Profile

  • Techify Solutions

    We are Your IT Consulting Partner

    We are the rapidly growing Technology Solutions Provider. Our main focus is on our Customers and Partners success. Our innovative, Visionary and experienced team turns innovative ideas into real products & software efficiently...

    Top Services:

    • Mobile App Development
    • Software Development
    • Web Development
    • AI Development
    • Software Testing
    • Show more
    Location
    Sheridan, Wyoming
    Number of Employees
    Under 49
    Visit Website View Profile
    4.7 4.7 (77)

  • FireBee Techno Services Pvt Ltd.

    Your Vision Is Our Mission

    Fire Bee Techno Services is an ISO-certified AI And Blockchain development company with a proven track record of 500+ successful projects. We are dedicated to turning innovative ideas into impactful solutions...

    Top Services:

    • Mobile App Development
    • Digital Marketing
    • Web Development
    • Graphic Design
    • Blockchain
    • Show more
    Location
    Fort Lauderdale, Florida
    Number of Employees
    250 - 499
    Average Hourly Rate
    $49/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    1 Project Listed
    Visit Website View Profile

  • MSP IT Concepts

    IT Solutions - Execute Your Concepts

    Established: 2004 - This makes us more than 21 years old! And trust us when we say that, in the IT industry, that's like a lot!...

    Top Services:

    • Web Development
    • Graphic Design
    • eCommerce Development
    • WordPress Website Design
    • AI Development
    • Show more
    Location
    Frisco, Texas
    Number of Employees
    100 - 249
    Average Hourly Rate
    $18/hr
    Visit Website View Profile
    4.6 4.6 (145)

  • Wildnet Technologies Ltd.

    Your Digital Marketing and White Label Partner

    Wildnet Technologies - Best Digital Marketing Agency | White Label Services for Growing Agencies | Results-Driven AI SEO Services  We don't just run campaigns, we build growth engines that scale. As an award-winning digital marketing and SEO agency, we help brands and agencies dominate their markets through...

    Top Services:

    • Digital Marketing
    • Social Media Marketing
    • Staff Augmentation
    • Digital Services
    • PPC
    • Show more
    Location
    New York City, New York
    Number of Employees
    250 - 499
    Average Hourly Rate
    $20/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    1 Project Listed
    Visit Website View Profile
    4.2 4.2 (240)

  • Assystant

    We make technology your competitive advantage.

    Assystant specializes in consulting, designing, developing, deploying, and maintaining scalable software solutions, providing comprehensive services to meet your business needs. Our expertise ensures the seamless integration of innovative technologies to drive your organization's success...

    Top Services:

    • Web Development
    • Software Development
    • Mobile App Development
    • IoT
    • IT Services
    • Show more
    Location
    Indian Land, South Carolina
    Number of Employees
    Under 49
    Average Hourly Rate
    $25/hr
    Minimal Budget
    $1,000 - $10,000
    Visit Website View Profile

  • CodeMetrics

    Prmises Delivered

    We deliver enterprise-grade software solutions. From custom web applications to cloud infrastructure. We leverage cutting-edge technologies to build robust, scalable, and innovative solutions for your business. We combine excellence with radical transparency to deliver software that truly moves your business...

    Top Services:

    • Web Development
    • Mobile App Development
    • eCommerce Development
    • Software Development
    • CRM Consulting
    • Show more
    Location
    Cumming, Georgia
    Number of Employees
    Under 49
    Average Hourly Rate
    $25/hr
    Minimal Budget
    Under $1,000
    Portfolios Count
    1 Project Listed
    Visit Website View Profile
    5.0 5.0 (7)

  • CONTUS Tech

    Your Digital Growth Success Partner.

    CONTUS Tech stands as a prominent global authority in digital engineering services, heralded for its transformative impact on businesses worldwide. Our forte lies in crafting cutting-edge digital products, pioneering connected vehicle experiences, and spearheading next-generation streaming services that...

    Top Services:

    • DevOps Consulting
    • IT Services
    • Mobile App Development
    • IoT
    • Digital Services
    • Show more
    Location
    Santa Clara, California
    Number of Employees
    250 - 499
    Average Hourly Rate
    $30/hr
    Minimal Budget
    $25,000 - $50,000
    Visit Website View Profile
    4.0 4.0 (314)

  • RojrzTech

    Design Develop Deliver.

    At RojrzTech. We're your partners in digital excellence. From stunning websites to powerful apps, captivating designs to top-notch SEO and SMM, we've got you covered. Lets make your online presence unforgettable...

    Top Services:

    • Web Development
    • eCommerce Development
    • Mobile App Development
    • Graphic Design
    • Logo Design
    • Show more
    Location
    Austin, Texas
    Number of Employees
    Under 49
    Average Hourly Rate
    $15/hr
    Minimal Budget
    Under $1,000
    Visit Website View Profile
    4.7 4.7 (18)

  • Claritus Consulting

    Powering Innovation. Enabling Change.

    From design to deployment, Claritus delivers secure, scalable, and user-friendly applications backed by 24/7 support...

    Top Services:

    • Web Development
    • Mobile App Development
    • DevOps Consulting
    • Cloud Consulting
    • IT Services
    • Show more
    Location
    New York City, New York
    Number of Employees
    100 - 249
    Average Hourly Rate
    $30/hr
    Minimal Budget
    $10,000 - $25,000
    Visit Website View Profile
    4.1 4.1 (88)

  • TST Technology

    Your Trusted IT Consulting Company for Business Success.

    TST Technology is an IT consulting company that offers services such as UI/UX design, web and mobile app development, software development, and SaaS product development. They have completed over 40 projects across 15+ industries...

    Top Services:

    • IT Services
    • UI/UX Design
    • Mobile App Development
    • Software Development
    • Web Development
    • Show more
    Location
    Los Angeles, California
    Number of Employees
    50 - 99
    Average Hourly Rate
    $50/hr
    Minimal Budget
    $1,000 - $10,000
    Visit Website View Profile
    5.0 5.0 (22)

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