Best US Cross-Platform App Development Companies

9 Companies - Rankings updated: September 04, 2026

DesignRush vets all agencies based on professional qualifications and verified customer feedback to help you choose confidently. Some featured agencies maintain paid sponsorships.

United States × Cross-Platform Mobile App Development × Luxury × $10,000 - $25,000 × Clear Filters
  • Salesforce, Hubspot, GoHighLevel, Web and Mobile App Development Services

    Dean Infotech provides end-to-end, best and customised Salesforce and Hubspot CRM Development, Software Development, Website Designing & Development, and Mobile Apps Development. With a team of 100+ skilled professionals including developers, designers, and consultants possesses a deep understanding of the...

    Top Services:

    • CRM Consulting
    • Software Development
    • Mobile App Development
    • Web Development
    • Cloud Consulting
    • Show more
    Location
    Orlando, Florida
    Number of Employees
    100 - 249
    Average Hourly Rate
    $25/hr
    Minimal Budget
    $10,000 - $25,000
    Portfolios Count
    4 Projects Listed

    Dean Infotech Services

    • CRM Consulting
    • Software Development
    • Mobile App Development
    • Web Development
    • Cloud Consulting
    • eCommerce Development
    • WordPress Website Design
    Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
    • Globalhost
    • Sahil Graphics
    • Baskin Robbins
    • United Airlines
    • Dunkin Donuts
    • Nissan
    • Simplilearn
    • Saxo Bank
    Data sourced from the agency's DesignRush profile

    Dean Infotech Reviews & Testimonials

    • Chaytan Noori
      Chaytan Noori CMO at LayFlooring
      5.0

      Web Development Review from Chaytan Noori

      Working with Dean Infotech for LayFlooring's website project was truly fulfilling. Right from the first meeting to the website's launch, their team showed exceptional professionalism, skills, and a clear grasp of our requirements. The entire process flowed smoothly, leading to the creation of a website that not only looked fantastic but also worked flawlessly.

    • Lily Smith
      Lily Smith Manager at Coding Materials
      5.0

      Web Design Review from Lily Smith

      I believe in providing the right work to right company. Dean Infotech is one of the highly organized web development company. I have given them work related to my website. The works is highly furnished and have new upgrading features. Thank you Dean Infotech for providing me the best designed website.

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

    Verified Verified by the DesignRush team for authenticity and credibility.

    AI-Powered Innovation, Delivered

    Debut Infotech is a leader in advanced technological solutions, specializing in AI, Blockchain, Smart Contracts, IoT, and mobile and web development...

    Top Services:

    • AI Development
    • Web Development
    • Blockchain
    • Mobile App Development
    • Software Development
    • Show more
    Location
    Springfield, Illinois
    Number of Employees
    100 - 249
    Average Hourly Rate
    $30/hr
    Minimal Budget
    $10,000 - $25,000
    Portfolios Count
    17 Projects Listed

    Debut Infotech Services

    • AI Development
    • Web Development
    • Blockchain
    • Mobile App Development
    • Software Development
    • Software Testing
    • Cloud Consulting
    • Business Consulting
    • IT Services
    • Wearables
    Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
    • Nordic Strong
    • WellPoP
    • Aithentic
    • NDAX
    • PRC Coin
    • P2B
    • Best Western
    • Unique School
    • Integra Ledger
    • Friendspire
    Data sourced from the agency's DesignRush profile

    Debut Infotech Reviews & Testimonials

    • James Carter
      James Carter Review from Google
      5.0

      James Carter's Review Sourced from Google

      Our company aimed to launch a trading platform but struggled with security planning and system performance. Debut Infotech supported us with crypto exchange development services using Node.js, blockchain integration, and secure wallet APIs. Their solution helped us deploy a stable exchange environment with improved transaction handling.

    • Andrew Ethan R.
      Andrew Ethan R. Review from Google
      5.0

      Andrew Ethan R.'s Review Sourced from Google

      Debut Infotech efficiently addressed the performance and scalability challenges in our mobile app. They quickly diagnosed the issues and delivered a stable solution using up-to-date development tools. The project was completed on time with clear communication throughout.

    • Blunt David
      Blunt David Review from Google
      5.0

      Blunt David's Review Sourced from Google

      I had the pleasure of working with Debut Infotech for DeFi development, and I am extremely satisfied with their expertise and service. Their team utilized a comprehensive suite of tools, including smart contract generators, DeFi protocol integrators, and liquidity pool management tools, all of which streamlined the development process. They not only helped us build secure and scalable decentralized finance solutions, but also provided automated yield farming and staking platforms that significantly boosted user engagement. Their focus on security, with built-in auditing tools, gave me confidence throughout the project. I highly recommend Debut Infotech to anyone looking for reliable, efficient, and innovative DeFi development.

    Reviews verified by DesignRush and sourced from the agency's profile View All Reviews
  • Our company started just like yours: With a dream. With risk. With inspiration. With a vision.

    As a creative agency, we are disruptors in the digital marketing space...

    Top Services:

    • Branding
    • Digital Strategy
    • Web Design
    • WordPress Website Design
    • SEO
    • Show more
    Location
    Albany, New York
    Number of Employees
    50 - 99
    Average Hourly Rate
    $200/hr
    Minimal Budget
    $10,000 - $25,000

    Overit Services

    • Branding
    • Digital Strategy
    • Web Design
    • WordPress Website Design
    • SEO
    • Digital Services
    • Mobile App Development
    • Creative Services
    • Audio Production
    • Video Production
    Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
    • Ellis Medicine
    • Apple TV
    • Experian
    • GE Aerospace
    • Marvel
    • Geico
    • HBO
    • Disney
    • Albany Med Health System
    • Bennett Contracting
    Data sourced from the agency's DesignRush profile

    Overit Reviews & Testimonials

    • Rebecca Larry
      Rebecca Larry Review from Google
      1.0

      Rebecca Larry's Review Sourced from Google

      Had an Interview here and the old wrinkly man who interviewed me was extremely rude and passive aggressive. The best time that came out of the interview was that I did not get this job, if I had I would have 10000% quit because of the hostile and aggressive environment. do not use this company unless you enjoy talking to rude old people.

    • Krish Narsinghani
      Krish Narsinghani Review from Google
      1.0

      Krish Narsinghani's Review Sourced from Google

      Tried to get one of my Pakistani artists studio time here but they are super selective about who they work with. We offered to do promo and pay for a few hours each week instead of booking their usual five hour minimum but extreme rules for a studio.

    • Christoff Offermann
      Christoff Offermann Review from Google
      5.0

      Christoff Offermann's Review Sourced from Google

      A few problems but I'm OVERIT. Great studio with high tech equipment. These guys are legit.

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

    Award Winner Recipient of a Best Design Award for outstanding work.

    Startups, sites and apps outstanding in every aspect

    We create corporate, representative websites, Internet services, mobile applications and startups...

    Top Services:

    • UI/UX Design
    • Web Design
    • Web Development
    • Product Design
    • Branding
    • Show more
    Location
    Newark, New Jersey
    Number of Employees
    Under 49
    Average Hourly Rate
    $80/hr
    Minimal Budget
    $10,000 - $25,000
    Portfolios Count
    5 Projects Listed

    Planeta Digital Services

    • UI/UX Design
    • Web Design
    • Web Development
    • Product Design
    • Branding
    • Package Design
    • Mobile App Development
    • Logo Design
    Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
    • Skybonds / Sovcombank
    • Channel One
    • Bonduelle
    • Motul
    • Bayer
    • Russian State Library
    • Cubic Robotics
    • Solix Biosystems
    • Heliport
    • Russian Academy of Arts
    Data sourced from the agency's DesignRush profile
  • Creative by Nature, Digital by Design.

    Appnova is a full-service creative design agency with 20 years of experience in creative, eCommerce and digital projects. Based in London, New York & Rome, we create tailored solutions and deliver inspiring digital experiences to build brands...

    Top Services:

    • eCommerce Development
    • Web Design
    • Web Development
    • UI/UX Design
    • Digital Marketing
    • Show more
    Location
    New York City, New York
    Number of Employees
    Under 49
    Average Hourly Rate
    $100/hr
    Minimal Budget
    $10,000 - $25,000
    Portfolios Count
    5 Projects Listed

    Appnova Services

    • eCommerce Development
    • Web Design
    • Web Development
    • UI/UX Design
    • Digital Marketing
    • Product Design
    • Content Marketing
    • Branding
    • Mobile App Development
    • Digital Strategy
    Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
    • Knorr
    • Browns Bride
    • Joseph
    • IIUVO
    • Miller Harris
    • Monilo
    • McIntosh Laboratory
    • Amy Henley
    Data sourced from the agency's DesignRush profile

    Appnova Reviews & Testimonials

    • Julia F
      Julia F Review from Google
      1.0

      Julia F's Review Sourced from Google

      Charged us 12k for a 'custom' shopify when it was actually just a template adaptation. Illegally displaying our latest campaign images and intellectual property on their website for commercial purposes, despite this job being 5 years ago.

    • Deantr
      Deantr Review from Google
      5.0

      Deantr's Review Sourced from Google

      I recently got in touch with Appnova to develop a luxury eCommerce website for my startup. Their team really took the time to understand the nuances of my business, which I really appreciated. I'm excited to continue working with them on future projects. Highly recommend Appnova if you're looking for fashion eCommerce website development services.

    • Lucy
      Lucy Review from Google
      5.0

      Lucy's Review Sourced from Google

      Being in the fashion industry, it was paramount to find a digital partner who could match our vibrancy and creativity. We found it in Appnova. Our new eCommerce site looks incredible. It packs a powerful punch visibly while being highly functional and easy for our customers to navigate. They integrated a variety of payment options too, which is perfect for our diverse client base. We’re now working on a marketing strategy to further elevate our fashion brand online. I wish we could keep Appnova just for ourselves! The team is great to work with, and they constantly exceed our expectations.

    Reviews verified by DesignRush and sourced from the agency's profile View All Reviews
  • Building brands that lead, from coast to coast.

    LANY is a strategic PR, digital marketing, and web agency...

    Top Services:

    • Public Relations
    • Branding
    • Digital Services
    • Web Design
    • Web Development
    • Show more
    Location
    Los Angeles, California
    Number of Employees
    Under 49
    Minimal Budget
    $10,000 - $25,000
    Portfolios Count
    7 Projects Listed

    The LANY Group Services

    • Public Relations
    • Branding
    • Digital Services
    • Web Design
    • Web Development
    • WordPress Website Design
    • Digital Marketing
    • PPC
    • eCommerce
    • Graphic Design
    Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
    • eCommerce Industry
    • Lifestyle Industry
    • Publishing Industry
    Data sourced from the agency's DesignRush profile
  • Scale Your Business Faster

    Vix Media Group empowers businesses by providing expert guidance for organic growth. Our team of industry professionals collaborates to deliver impactful, results-driven campaigns. We build meaningful partnerships, focusing on our clients unique goals to drive significant outcomes...

    Top Services:

    • SEO
    • Media Buying
    • PPC
    • Digital Services
    • Digital Marketing
    • Show more
    Location
    Austin, Texas
    Number of Employees
    Under 49
    Average Hourly Rate
    $100/hr
    Minimal Budget
    $10,000 - $25,000

    Vix Media Group Services

    • SEO
    • Media Buying
    • PPC
    • Digital Services
    • Digital Marketing
    • Content Marketing
    • Reputation Management
    • Web Design
    • Web Development
    • AI Development
    Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
    • Luxury Rug Brand (started from 0 rankings)
    • California Law Firm (w/ Vix for last 2 years)
    • Boutique Rehab Center (started from 0 rankings)
    • Technology Publication (w/ vix for 6/mo)
    • Spanish Law Firm (w/ vix for 1yr+)
    • Medical Cannabis Technology Company
    Data sourced from the agency's DesignRush profile
  • Innovative Web & Custom Soft Development Solutions

    DESIGN, DEVELOP, DEPLOY!!! The PRIME is a team of highly skilled and experienced professionals in the field of Web Development and Custom Software Development PRIME means - Punctuality, Quickness, Honesty and Professional work! WE HAVE GOT YOU COVERED!!!...

    Top Services:

    • Software Development
    • Mobile App Development
    • Web Development
    • Web Design
    • UI/UX Design
    • Show more
    Location
    Los Angeles, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $50/hr
    Minimal Budget
    $10,000 - $25,000
    Portfolios Count
    4 Projects Listed

    PRIME IT Services

    • Software Development
    • Mobile App Development
    • Web Development
    • Web Design
    • UI/UX Design
    • eCommerce Development
    • Digital Services
    • IT Services
    • DevOps Consulting
    Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
    • Stichting International Youth Bridges
    • Global Business Vectrium
    • SABEL - The Conscious Glitterati
    • 90MinFoot
    • Apex Law Group
    Data sourced from the agency's DesignRush profile
  • Leading innovation to your immagination

    Primocys is an exceptional mobile app development company that provides an excellent framework for development. With cutting-edge technology and advanced features, we offer the best platform for mobile app development, humanizing the design of products, and assisting companies in leveraging technology to...

    Top Services:

    • Mobile App Development
    • Software Development
    • eCommerce Development
    • Web Development
    • WordPress Website Design
    • Show more
    Location
    Wilmington, Delaware
    Number of Employees
    Under 49
    Average Hourly Rate
    $25/hr
    Minimal Budget
    $10,000 - $25,000
    Portfolios Count
    1 Project Listed

    Primocys Services

    • Mobile App Development
    • Software Development
    • eCommerce Development
    • Web Development
    • WordPress Website Design
    • Web Design
    • Graphic Design
    • UI/UX Design
    • Logo Design
    Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
    • Quik Place
    • Project Forward Inc
    • Pro Hunter
    • Beanera
    • Vendue
    • Matchmums
    Data sourced from the agency's DesignRush profile

    Primocys Reviews & Testimonials

    • Mohammad Malallah
      Mohammad Malallah Review from Google
      5.0

      Mohammad Malallah's Review Sourced from Google

      The best Development company that I’ve ever worked with globally.. 24/7 response and engagement from the founder him self, he supports the project as his own baby and have his own technical perspective to take your project to the top🚀 I’m lucky to work with them

    • Ravi Plaiet
      Ravi Plaiet Review from Google
      5.0

      Ravi Plaiet's Review Sourced from Google

      Primocys is a great app & website making company. I had a great experience with primocys. They have great team for every field.

    • Tirath Pethani
      Tirath Pethani Review from Google
      5.0

      Tirath Pethani's Review Sourced from Google

      Primocys would surely be an ideal choice for any person who is looking forward to build a career in Information technology, coz freshers get opportunity to showcase their skills and gets full support form seniors. Management is friendly and supportive.

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

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