Best US Cross-Platform App Development Companies

5 Companies - Rankings updated: September 03, 2026

We evaluate every agency on DesignRush according to expertise credentials and client satisfaction ratings. Some placements are sponsored.

United States × Cross-Platform Mobile App Development × Industrial × Clear Filters
  • Your AI-Powered Engineering Partner

    Liquid Technologies automates enterprise operations using AI, custom software, and data engineering. We work with healthcare, manufacturing, logistics, and regulated industries to replace manual workflows with intelligent automation...

    Top Services:

    • AI Development
    • Software Development
    • IoT
    • Mobile App Development
    • Software Testing
    • Show more
    Location
    Houston, Texas
    Number of Employees
    100 - 249
    Average Hourly Rate
    $50/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    19 Projects Listed

    Liquid Technologies Services

    • AI Development
    • Software Development
    • IoT
    • Mobile App Development
    • Software Testing
    • Business Consulting
    • Big Data Analytics
    • DevOps Consulting
    • Cloud Consulting
    • Web Development
    Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
    • Procheck
    • Precheck
    • Intentomatic
    • Trans Global Solution
    • Who's On
    • MyInvites
    • Powerhouse
    • Ebco
    Data sourced from the agency's DesignRush profile

    Liquid Technologies Reviews & Testimonials

    • Nusrat  Jahan Trissa
      Nusrat Jahan Trissa Manager at Axentec PLC
      5.0

      IT Compliance Solution Review from Nusrat Jahan Trissa

      Im very happy with the results Liquid Technologies delivered! They provided full-scale IT support and optimized our website for performance, security, and scalability. The site now loads incredibly fast, is beautifully designed, and much easier to manage from the backend. Timothy was highly responsive throughout the entire processhe listened to our feedback, explained technical concepts clearly, and made sure every update aligned with our business goals. A huge thanks to CEO Hadi Tabani and the entire Liquid Technologies team for their professionalism, technical expertise, and dedication. It was a smooth and successful collaboration from start to finish!

    • abdul wasey
      abdul wasey Review from Google
      5.0

      abdul wasey's Review Sourced from Google

      Their expert team is dedicated, responsive, and consistently exceeds expectations. Highly recommend for anyone seeking cutting-edge technology development services.

    • Allen Parker
      Allen Parker Review from Google
      5.0

      Allen Parker's Review Sourced from Google

      Collaborating with Liquid Technologies proved to be a streamlined and trouble-free experience. Their skilled team maintained constant communication with us throughout the project, ensuring that the entire process unfolded seamlessly and without any hitches.

    Reviews verified by DesignRush and sourced from the agency's profile View All Reviews
  • Empowering Businesses Through Intelligent Digital Solutions

    Octal Digital is a leading software development firm specializing in mobile apps, web solutions, eCommerce, cloud and AI. We combine creativity with cutting-edge tech to assist businesses in their growth, optimization, and realization of their digital aspirations. Trusted by clients worldwide...

    Top Services:

    • Mobile App Development
    • AI Development
    • Software Development
    • DevOps Consulting
    • Cloud Consulting
    • Show more
    Location
    Houston, Texas
    Number of Employees
    50 - 99
    Average Hourly Rate
    $50/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    5 Projects Listed

    Octal Digital Services

    • Mobile App Development
    • AI Development
    • Software Development
    • DevOps Consulting
    • Cloud Consulting
    • Web Development
    • eCommerce Development
    • Web Design
    • WordPress Website Design
    • ERP Consulting
    Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
    • Adidas
    • SingTel
    • ASUS
    • Honda
    Data sourced from the agency's DesignRush profile

    Octal Digital Reviews & Testimonials

    • Cary  Caballero
      Cary Caballero Director of Marketing at Cosmetic Group USA
      5.0

      Mobile App Development Review from Cary Caballero

      Octal Digital's helped me build an exquisite mobile app. They took the time to understand my needs and communicated fluently. They satisfied me at every stage and provided me with details regarding the project.

    • Joana Erika T. Nono-Cuizon
      Joana Erika T. Nono-Cuizon Review from Google
      5.0

      Joana Erika T. Nono-Cuizon's Review Sourced from Google

      I’m glad we trusted them, my website has been active since the beginning of 2024 and only had minimal errors yet continuous improvement due to their active response rate and efficient service!

    • Aeron Mendoza
      Aeron Mendoza Review from Google
      5.0

      Aeron Mendoza's Review Sourced from Google

      Love their work! The mobile app they developed for us has the smoothest user interface and is very easy to navigate which is perfect for our business’ target audience.

    Reviews verified by DesignRush and sourced from the agency's profile View All Reviews
  • SLIDEFACTORY

    Verified Verified by the DesignRush team for authenticity and credibility.

    Portland-based digital product studio building web, AI, and interactive experiences.

    A Portland based design & development studio creating digital-first solutions across mobile, web, and virtual/ augmented reality...

    Top Services:

    • Web Design
    • UI/UX Design
    • VR/AR
    • Web Development
    • Mobile App Development
    • Show more
    Location
    Portland, Oregon
    Number of Employees
    Under 49
    Average Hourly Rate
    $130/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    9 Projects Listed

    SLIDEFACTORY Services

    • Web Design
    • UI/UX Design
    • VR/AR
    • Web Development
    • Mobile App Development
    • Branding
    Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
    • 1
    • 2
    • 3
    Data sourced from the agency's DesignRush profile

    SLIDEFACTORY Reviews & Testimonials

    • Ben Lee
      Ben Lee Review from Google
      5.0

      Ben Lee's Review Sourced from Google

      My engagement with SLIDEFACTORY has been one of the best working experiences of my career. After launching multiple SaaS products as a product manager, I've worked with a fair number of technical teams ranging across a variety of tech stacks. SLIDEFACTORY has proven to be one of the most competent, agile, and customer obsessed teams I've worked with. After launching my own business and needing a detail oriented tech arm to execute, Mark and Tom were the people I needed to bring my vision to life. I owe them a lot and I look forward to the things we'll accomplish together.

    • Leisa Raymond
      Leisa Raymond Review from Google
      5.0

      Leisa Raymond's Review Sourced from Google

      I had a fantastic experience working with Mark at The Slide Factory. He was incredibly helpful throughout the entire process, asking thoughtful questions to ensure every detail was just right. His attention to detail and commitment to getting it perfect really stood out. The final product turned out beautifully, and I couldn’t be happier with the results. On top of that, Mark was kind, professional, and a pleasure to work with. Highly recommend his services!

    • Peter Kirwan
      Peter Kirwan Review from Google
      5.0

      Peter Kirwan's Review Sourced from Google

      The Slide Factory is one of those companies you don't often have the privilege of working with. It's not just that they do high-quality work, listen to the client, meet your deadlines, and bring insights that may not have been on your radar. Those are important, of course. I think I value most that they are nice people to work with. They sincerely want you to succeed, and that can make all the difference. They are part of your team, and to me, that makes all the difference in the long run. They truly are a partner, not a company working for you.

    Reviews verified by DesignRush and sourced from the agency's profile View All Reviews
  • Where Innovation Meets Excellence!

    Axix Technologies LLC USA delivers AI-powered enterprise software, SaaS platforms, and custom digital solutions. We help organizations streamline operations, automate workflows, and accelerate growth through ERP, HCM, AI, cloud, and software engineering services...

    Top Services:

    • Software Development
    • Cybersecurity
    • Web Development
    • AI Development
    • ERP Consulting
    • Show more
    Location
    Cheyenne, Wyoming
    Number of Employees
    50 - 99
    Average Hourly Rate
    $75/hr
    Minimal Budget
    $10,000 - $25,000
    Portfolios Count
    4 Projects Listed

    Axix Technologies LLC USA Services

    • Software Development
    • Cybersecurity
    • Web Development
    • AI Development
    • ERP Consulting
    • Cloud Consulting
    • IT Services
    • Mobile App Development
    • DevOps Consulting
    • Big Data Analytics
    Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
    • Kohat Cement
    • Huawei Middle East
    • KFC
    • Nishat
    • Silk Bank
    • UBANK
    • Granite Peak Manufacturing
    • Summit Retail Group
    • NordWerk GmbH
    • LumaTech SRL
    Data sourced from the agency's DesignRush profile

    Axix Technologies LLC USA Reviews & Testimonials

    • ali aafaq
      ali aafaq Review from Google
      5.0

      ali aafaq's Review Sourced from Google

      Axix stands out as a forward-thinking technology company delivering innovative AI-powered enterprise solutions with a strong focus on growth, automation, security, and digital transformation. Their extensive expertise in AI agents, ERP systems, cybersecurity, custom software development, and cloud technologies enables them to build scalable and future-ready digital products. Backed by a talented global team of professionals, Axix consistently demonstrates technical excellence, reliability, and a deep understanding of diverse business needs. Their ability to serve startups, enterprises, and government organizations across multiple regions makes them a trusted technology partner for organizations seeking sustainable digital innovation and long-term success.

    • Positive Face Of Pakistan
      Positive Face Of Pakistan Review from Google
      5.0

      Positive Face Of Pakistan's Review Sourced from Google

      I had a great experience with Axix Technologies. Their team is highly professional, cooperative, and knowledgeable. They provide excellent customer support and are always ready to assist whenever needed. The quality of their work, attention to detail, and commitment to client satisfaction are truly impressive. I would highly recommend Axix Technologies to anyone looking for reliable and efficient software solutions. Keep up the great work! B

    • Nadia Naveed
      Nadia Naveed Review from Google
      5.0

      Nadia Naveed's Review Sourced from Google

      Axix Technologies is a great place for learning and professional development. The instructors explain concepts clearly and create an engaging learning experience. The environment is friendly, organized, and motivating for students. I truly appreciate the quality of training and the support provided throughout the learning journey. Highly recommended for anyone seeking valuable skills and knowledge.

    Reviews verified by DesignRush and sourced from the agency's profile View All Reviews
  • Make Your Next Move Ideal.

    Ideal Media Pro helps local businesses generate more leads through sales first designed websites, Google Ads, Local SEO and GBP optimization. We work with small and mid-size businesses...

    Top Services:

    • Web Design
    • SEO
    • PPC
    • Digital Services
    • Show more
    Location
    Cliffside Park, New Jersey
    Number of Employees
    Under 49
    Average Hourly Rate
    $40/hr
    Minimal Budget
    $1,000 - $10,000

    Ideal Media Pro Services

    • Web Design
    • SEO
    • PPC
    • Digital Services
    Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
    • The Grey Post
    • Ten Bucks Delivery
    • AvosGrill
    • Drink Javos
    Data sourced from the agency's DesignRush profile

    Ideal Media Pro Reviews & Testimonials

    • Cole J
      Cole J Review from Google
      5.0

      Cole J's Review Sourced from Google

      Highly recommended if you are looking for a fresh website design and business growth plan in budget.

    • Rick D
      Rick D Review from Google
      5.0

      Rick D's Review Sourced from Google

      They helped us redesign our roofing website and improve how customers find us online. He explained everything in simple terms and was always available when we had questions. Great experience overall. Thank you mate.

    Reviews verified by DesignRush and sourced from the agency's profile View All Reviews

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