Best US Cross-Platform App Development Companies

125 Companies-Rankings updated: September 03, 2026

All agencies are evaluated on DesignRush for demonstrated expertise and authentic client reviews to support your decision. Certain placements are paid.

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  • Rocket Systems

    Rocket your business forward with our expertise.

    Rocket Systems is focused on producing high-quality code, we take extra precautions to ensure that our technological approach is congruent with the ambitions of our customers. Additionally, we strive to create code bases that are both scalable and easily maintained. In order to construct a digital product...

    Top Services:

    • Web Development
    • Web Design
    • IoT
    • AI Development
    • Mobile App Development
    • Show more
    Location
    Sacramento, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $25/hr
    Minimal Budget
    $10,000 - $25,000
    Visit WebsiteView Profile

  • Tradition Marketing

    Expand Your Brand.

    One-stop-shop digital marketing agency offering both digital creative and marketing services. Creative services include logo, website and mobile app design. Marketing services include advertising on popular platforms, SEO, social media marketing, email marketing and mobile SMS marketing...

    Top Services:

    • Digital Services
    • Digital Marketing
    • Social Media Marketing
    • Email Marketing
    • SEO
    • Show more
    Location
    Miami, Florida
    Number of Employees
    Under 49
    Minimal Budget
    $1,000 - $10,000
    Visit WebsiteView Profile
    5.0 5.0 (4)

  • Dablion

    Strategy, Execution And Performance Built To Grow Your Brand.

    Dablion is a 360° growth agency combining strategy, content production and paid performance into one integrated system. With 10+ years of experience and 2,000+ campaigns delivered, our in-house team of strategists, creatives, video producers and media buyers helps brands generate demand, build authority and...

    Top Services:

    • Market Research
    • CRM Consulting
    • Mobile App Development
    • Software Development
    • Social Media Marketing
    • Show more
    Location
    Saugus, Massachusetts
    Number of Employees
    Under 49
    Average Hourly Rate
    $68/hr
    Minimal Budget
    $1,000 - $10,000
    Visit WebsiteView Profile
    5.0 5.0 (94)

  • 21Twelve Interactive

    Imigration turns to innovation

    21Twelve Interactive is the leading application development company in India, the United States, Canada and Australia. We help you transform the concepts of mobile phones into reliable and robust application solutions, with a surprising design and an incredible user experience that meets the requirements of...

    Top Services:

    • eCommerce Development
    • WordPress Website Design
    • UI/UX Design
    • Web Development
    • Web Design
    • Show more
    Location
    New York City, New York
    Number of Employees
    Under 49
    Average Hourly Rate
    $25/hr
    Minimal Budget
    Under $1,000
    Visit WebsiteView Profile
    3.5 3.5 (4)

  • TechNovaTime

    Technical Solutions and Digital Marketing

    Unlock unmatched potential for your business with our cutting-edge technology solutions. As your dedicated partner, we deliver superior services, ensuring you stay ahead of the curve...

    Top Services:

    • AI Development
    • Web Development
    • Mobile App Development
    • Big Data Analytics
    • Blockchain
    • Show more
    Location
    Washington DC, Washington DC
    Number of Employees
    Under 49
    Average Hourly Rate
    $80/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    1 Project Listed
    Visit WebsiteView Profile
    5.0 5.0 (7)

  • Designix LLC

    Transform Your Online Presence With Our Expert Website Design Service.

    Designix is an industry-leading web design and development firm that excels in delivering integrated marketing, IT, and design services...

    Top Services:

    • Logo Design
    • Web Design
    • Web Development
    • SEO
    • Social Media Marketing
    • Show more
    Location
    Texas City, Texas
    Number of Employees
    Under 49
    Average Hourly Rate
    $50/hr
    Portfolios Count
    1 Project Listed
    Visit WebsiteView Profile

  • Integrated Webworks

    Innovative Web, Mobile and Marketing Solutions

    Integrated Webworks delivers data-driven web, mobile and digital-marketing solutions that help organizations grow online. Founded in Jacksonville in 2003, the award-winning agency designs custom websites, builds mobile apps and drives integrated campaigns that boost visibility and revenue across the...

    Top Services:

    • Web Design
    • Web Development
    • UI/UX Design
    • SEO
    • PPC
    • Show more
    Location
    Jacksonville, Florida
    Number of Employees
    Under 49
    Minimal Budget
    $1,000 - $10,000
    Visit WebsiteView Profile
    4.3 4.3 (24)

  • Royce Web Solutions

    Affordable & Premium Web Development Company

    Royce Web Solutions is a full service digital agency specializing in custom websites, e-commerce stores, SaaS platforms, and AI-Powered web and mobile apps. We help startups and businesses turn ideas into fast, scalable and user-friendly digital products...

    Top Services:

    • Web Design
    • eCommerce Development
    • Mobile App Development
    • Web Development
    • Show more
    Location
    Mountain View, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $35/hr
    Minimal Budget
    $1,000 - $10,000
    Visit WebsiteView Profile

  • Safztech

    Your Vision Engineered To Perfection

    Safztech is committed to quality, client satisfaction, and measurable results, delivering tailored solutions that elevate brands, enhance user engagement, and drive business growth...

    Top Services:

    • Web Design
    • Web Development
    • Mobile App Development
    • Social Media Marketing
    • Branding
    • Show more
    Location
    Bothell, Washington
    Number of Employees
    50 - 99
    Average Hourly Rate
    $50/hr
    Visit WebsiteView Profile

  • Kingdom Vision

    We Build Cool Stuff With Cool People...

    Kingdom Vision is a digital agency specializing in web design, web development, and custom software solutions for businesses and startups. The company offers a range of services including mobile app development, CMS development, branding, and digital marketing to help clients build and grow their online...

    Top Services:

    • Web Design
    • Branding
    • Web Development
    • Mobile App Development
    • Digital Marketing
    • Show more
    Location
    San Jose, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $25/hr
    Minimal Budget
    Under $1,000
    Visit WebsiteView Profile

  • Expert Website Solutions

    Give Your Brand A Digital Identity People Remember

    Expert Website Solutions is a full-service digital agency providing website design, branding, e-commerce development, digital marketing, and creative design solutions for businesses of all sizes. The company helps brands establish a strong digital presence by combining strategic thinking, creative design, and...

    Top Services:

    • Web Development
    • WordPress Website Design
    • eCommerce Development
    • Branding
    • Digital Services
    • Show more
    Location
    Chicago, Illinois
    Number of Employees
    Under 49
    Average Hourly Rate
    $25/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    1 Project Listed
    Visit WebsiteView Profile

  • Digineutrons LLC

    Empower Your Online Success.

    Digineutrons is a comprehensive solutions provider dedicated to helping businesses grow through innovative strategies and cutting-edge technology. We combine expertise with a client-focused approach to deliver exceptional results across diverse industries. We empower businesses with strategic marketing and...

    Top Services:

    • Digital Marketing
    • Social Media Marketing
    • eCommerce
    • PPC
    • SEO
    • Show more
    Location
    Chicago, Illinois
    Number of Employees
    50 - 99
    Average Hourly Rate
    $18/hr
    Minimal Budget
    $1,000 - $10,000
    Visit WebsiteView Profile

  • Logomish LLC

    Transforming Ideas Into Digital Masterpieces

    Our business, LOGOMISH, started out of a passion for helping small businesses thrive in the digital age. As entrepreneurs ourselves, we understand the challenges and obstacles that small business owners face, and we wanted to provide affordable and effective solutions to help them succeed...

    Top Services:

    • Logo Design
    • Web Design
    • eCommerce Development
    • Web Development
    • WordPress Website Design
    • Show more
    Location
    Miami, Florida
    Number of Employees
    100 - 249
    Average Hourly Rate
    $20/hr
    Portfolios Count
    1 Project Listed
    Visit WebsiteView Profile
    4.4 4.4 (27)

  • Top Web Design US

    Full-service Web Design Agency In PA.

    Top Web Design US stands as a premier full-service web design agency based in Pennsylvania, offering a comprehensive range of services including web design, web development, logo design, SEO, branding, and more. With a commitment to excellence and innovation, our team delivers tailored solutions that elevate...

    Top Services:

    • Digital Services
    • Graphic Design
    • Branding
    • Logo Design
    • Digital Strategy
    • Show more
    Location
    Pittsburgh, Pennsylvania
    Number of Employees
    50 - 99
    Average Hourly Rate
    $20/hr
    Minimal Budget
    Under $1,000
    Visit WebsiteView Profile

  • B3NET Inc

    Think Digital

    B3NET Inc. stands as a leading web design company, offering personalized website solutions, digital marketing, app development, and AI integration services to small and mid-sized businesses in Dallas, Texas. With roots dating back to 1999, our skilled team is committed to providing responsive website design...

    Top Services:

    • Web Design
    • Web Development
    • WordPress Website Design
    • eCommerce Development
    • Digital Marketing
    • Show more
    Location
    Dallas, Texas
    Number of Employees
    Under 49
    Average Hourly Rate
    $50/hr
    Visit WebsiteView 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 WebsiteView Profile
    4.7 4.7 (13)

  • 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 WebsiteView Profile
    5.0 5.0 (4)

  • 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 WebsiteView 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 WebsiteView Profile
    5.0 5.0 (5)

  • 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 WebsiteView 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 WebsiteView Profile
    5.0 5.0 (31)

  • Born West Inc.

    We Build Digital Products, Experiences, And Systems ‍that Matter.

    Born West is a creative tech agency. We turn ambitious ideas into working software from inception to launch. Our senior strategists, designers, and engineers work as one team to shape digital products, AI-powered tools, platforms, and experiences that are thoughtful, scalable, and built to ship...

    Top Services:

    • Product Design
    • Web Design
    • eCommerce Development
    • Web Development
    • WordPress Website Design
    • Show more
    Location
    Concord, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $200/hr
    Visit WebsiteView Profile

  • TechMave Software

    You Think We Will Deliver

    TechMave Software LLP delivers innovative web, mobile, and AI solutions tailored to business needs. Our team combines creativity, technology, and strategy to build impactful digital products that empower brands globally...

    Top Services:

    • Design Services
    • eCommerce Development
    • Web Development
    • AI Development
    • Mobile App Development
    • Show more
    Location
    Mountain View, California
    Number of Employees
    50 - 99
    Average Hourly Rate
    $11/hr
    Minimal Budget
    $10,000 - $25,000
    Visit WebsiteView Profile
    5.0 5.0 (30)

  • 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 WebsiteView Profile
    4.7 4.7 (18)

  • Frugalnova Innovation

    Frugalnova - Crafting Smarter Software, Apps, and Innovations for All Platforms!

    Frugalnova is a leading software development company specializing in creating innovative solutions for businesses worldwide. We excel in mobile app development, iOS and Windows apps, web platforms, and cutting-edge technology solutions. Our expert team blends creativity and technical expertise to deliver...

    Top Services:

    • Software Development
    • Mobile App Development
    • eCommerce Development
    • Web Development
    • Web Design
    • Show more
    Location
    Mount Vernon, Illinois
    Number of Employees
    Under 49
    Average Hourly Rate
    $100/hr
    Minimal Budget
    Under $1,000
    Visit WebsiteView Profile
    3.5 3.5 (4)

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