All Cross Platform Development Agencies in the United States
Scopic Software & Scopic Studios (Marketing Agency)
5(4 reviews)🚀 Your Cost-effective, Cross-continental, Digital Innovation Partner
Top awardedUnlock the full potential of your business with Scopic and Scopic Studios — sister companies combining the power of innovative software development with strategic digital marketing. Scopic delivers cutting-edge custom solutions across web, mobile, desktop, and cross-platform technologies. Together with our digital marketing division, Scopic Studios, we offer a unique end-to-end approach: from ideation and development to growth-focused promotion and lead generation. With over 1,000 products launched and deep specialization in B2B, SaaS, healthcare, and technology brands — and more, we cover the full product lifecycle helping you scale smarter , faster , and profitably . From launching new digital products to scaling established brands, our mission is simple: maximize your return on investment by building exceptional solutions and ensuring they reach, convert, and retain the right audience. Why Work With Us: ✔ Over 1,000 Digital Products Built – Proven experience across industries and platforms ✔ Custom Software Solutions – Tailored development with AI, cloud, and cross-platform expertise ✔ Full-Funnel Marketing Strategies – SEO, Google Ads, Social Media, Content Marketing, and Lead Generation ✔ Creative Design Services – Engaging, user-centered design that drives impact ✔ From Code to Conversion – We don’t just build, we market, grow, and scale your product Certified and Trusted Across Platforms: 🚀 Google Certified Partner 🚀 HubSpot Certified Specialists 🚀 Semrush Certified Experts 🚀 AWS Advanced Tier Partner 🚀 Google Cloud Partner Our international team holds recognized certifications from industry-leading platforms and partners, ensuring your campaigns, products, and digital presence are managed with cutting-edge expertise and global best practices. Our Origin Story: Scopic Studios began as an in-house service within Scopic Software, supporting the launch and growth of hundreds of digital products. As our marketing expertise expanded, we evolved into a standalone brand — now working side by side with Scopic as a sister company, providing full-service digital marketing while staying deeply integrated with the software world. Together, we cover the complete product lifecycle: from strategy, design, and development to market outreach, user acquisition, and brand visibility. 📍 Find us on Clutch: With more than 40+ 5-star reviews ⭐⭐⭐⭐⭐ on https://clutch.co/profile/scopic-software 🌍 Explore our marketing division: https://scopicstudios.com Find us on Guru: 100% positive feedback 🌟 on https://www.guru.com/freelancers/scopic-software We offer free consultations/audits and estimates so feel free to reach out and we'll connect you to an expert!3 works in Cross Platform DevelopmentLocated in Boston, United States (+1)From €1,000 for Cross Platform DevelopmentWorked in Food (+11)Speaks English, Arabic(+3)201-500 membersQuantum IT Innovation
5(54 reviews)Top Mobile & Web Development | AI Solutions | Digital Marketing Services
Highly recommendedQuantum It Innovation is a world-class IT firm Specialising in Business optimisation solutions, Web, App Development & Digital Marketing for B2B and B2C agencies and companies across the globe. Quantumitinnovation has proved its strong presence with operations in Australia for Many years. Our Services - Mobile app development - Web app development - artificial intelligence consultancy - Android App Development - Professional SEO Services - Digital Marketing - custom app development - IOS App Development Company - Robotic Process Automation (RPA) - Social Media Marketing ServicesLooking for work in Cross Platform DevelopmentLocated in Dallas, United States (+5)From €1,000 for Cross Platform DevelopmentWorked in Sports (+14)Speaks English, Hindi201-500 membersAthlon
5(4 reviews)We build digital products that users love. The first time. The right way. Every time.
At Athlon, we specialize in transforming the digital landscape for businesses aiming to excel in a rapidly evolving market. We are a dynamic digital product design and development firm committed to crafting bespoke solutions that drive growth, enhance user engagement, and optimize operational efficiencies. What We Solve: In a world where technology rapidly reshapes markets, many companies find themselves at a crossroads of needing to innovate while maintaining core business values. Athlon steps in as a strategic partner, helping businesses navigate this transformation. We address critical challenges such as: Enhancing digital presence through cutting-edge web and mobile applications. Streamlining business processes with tailor-made software solutions. Overcoming scalability limits in project delivery with augmented team support. Our Solutions: Our approach is comprehensive—beginning with a deep understanding of our clients’ industries, competitors, and unique challenges. We offer: Digital Transformation Consulting: Guiding companies through digital transitions, ensuring they leverage technology to its fullest potential. Product Design & Development: Creating aesthetically pleasing and functionally robust products that resonate with end-users. Strategic Partnerships: Acting not just as a service provider, but as a partner who aligns with client goals for long-term success. Strategic Approach: We view each project through a strategic lens, ensuring that every solution not only meets immediate needs but also positions our clients for future growth. Our methodology encompasses: In-depth discovery phases to fully understand the unique challenges and opportunities within each industry. Agile development practices tailored to each client’s timeline and budget. Continuous support and iteration to keep our clients ahead in their markets. Why Athlon? With Athlon, businesses gain more than just a service provider—they secure a partner who is deeply invested in their success. Our expertise spans across various sectors, enabling us to serve startups, scale-ups, and established enterprises alike. Whether it’s enhancing your digital footprint or revolutionizing your product offerings, Athlon is here to ensure your venture thrives in the digital era.Looking for work in Cross Platform DevelopmentLocated in Kings County, United States (+2)From €5,000 for Cross Platform DevelopmentWorked in Telecommunications (+10)Speaks English, Bulgarian(+2)51-200 membersTimspark
5(3 reviews)Software Development and IT Consulting Company
Top awardedTimspark is at the forefront of software development, renowned for rapidly deploying skilled engineering talent. We specialize not just in staffing, but in curating and nurturing expert teams capable of addressing the diverse IT challenges of our clients. Our approach combines the agility and speed of mobilizing top-tier resources with deep expertise in team composition, ensuring each project is met with a tailored, effective, and innovative solution. This unique blend of skills and services allows our clients to scale and innovate with unmatched efficiency and confidence.Looking for work in Cross Platform DevelopmentLocated in Saint Petersburg, United States (+1)From €3,000 for Cross Platform DevelopmentWorked in Logistics & Supply Chain (+6)Speaks English, Armenian(+7)51-200 membersIdea Usher
4(5 reviews)Ushering in Innovation
RecommendedIdea Usher is a premier tech solution provider, offering a full spectrum of next-generation digital solutions to startups, Fortune 500 companies, and enterprises worldwide. With offices across the USA, UK, Canada, and India, we are dedicated to transforming client visions into impactful digital realities. Our mission is clear: to harness the power of cutting-edge technology in AI, Blockchain, Web3, and Tokenization, driving growth and creating solutions that matter. With over 11 years of experience, we have successfully delivered more than 1000 projects across 50+ countries, empowering 500+ clients to thrive in today’s digital landscape. Our expertise spans custom app development, legacy system modernization, and innovative tech deployments tailored to each client's needs. Our team of 250+ seasoned professionals—including developers, engineers, designers, and digital strategists—is proficient in 35+ tools and languages, ensuring each project is built on a foundation of innovation, quality, and functionality. By integrating sleek design with advanced technology, we craft human-centered UI/UX experiences that stand out in the market. Customer satisfaction is at the heart of what we do, and we are dedicated to delivering excellence in every project. We’ve partnered with leading brands like BuzzTime, Gold’s Gym, Share My Ride, Payhoo, huBear, and Mediport, building a track record of trust and reliability.Looking for work in Cross Platform DevelopmentLocated in Mountain View, United States (+1)From €1,000 for Cross Platform DevelopmentWorked in Sports (+1)Speaks English, Hindi201-500 membersRHILLANE Marketing Digital
4.9(117 reviews)Grow Big, Grow Right.
Highly recommendedTop awardedChez RHILLANE Marketing Digital, nous ne faisons pas que promouvoir votre marque : nous révélons tout son potentiel. En tant qu'agence de marketing digital 360°, nous avons accompagné plus de 615 clients à travers le monde, généré +50 millions de dollars de chiffre d’affaires pour nos clients, et géré +15 millions de dollars en budgets publicitaires. Avec des bureaux à la fois au Maroc et en Californie, aux États-Unis, nous sommes fiers de servir une clientèle internationale en apportant des solutions personnalisées et performantes. Des résultats qui parlent d’eux-mêmes. Avec 280 clients Meta Ads, +80% de nos campagnes affichant un ROAS supérieur à 7, et un taux de satisfaction de 96%, nous transformons les ambitions de nos clients en succès mesurables. Nos services vont de la création de sites web élégants et intuitifs, au SEO qui propulse vos classements, en passant par des campagnes publicitaires Meta, Google, et TikTok ultra-ciblées. Chaque stratégie est conçue pour capter l’attention, générer des conversions, et fidéliser vos clients. RHILLANE Marketing Digital est bien plus qu’une agence digitale : nous sommes votre partenaire de croissance. Grâce à nos outils de pointe, notre créativité audacieuse et une expertise ancrée dans les données, nous accompagnons nos clients pour surmonter leurs concurrents et atteindre des sommets. Rejoignez les entreprises qui ont déjà transformé leur présence en ligne avec nous. Votre succès commence ici.Looking for work in Cross Platform DevelopmentLocated in Torrance, United States (+2)From €1,000 for Cross Platform DevelopmentWorked in Clothing & Accessories (+18)Speaks English, Arabic(+2)11-50 membersRhillane
5(22 reviews)Grow Big, Grow Right.
Highly recommendedTop awardedAt Rhillane, we don’t just market your brand—we ignite its full potential. As a full-service digital marketing powerhouse, we’ve helped over 615 clients worldwide, delivering +50 million dollars in client revenue and managing 15+ million dollars in ad spend. From dynamic web design and UI/UX to game-changing SEO, social ads, 2D/3D animation, and lead-generating email campaigns, our multidisciplinary experts ensure every aspect of your online presence works together to drive extraordinary growth. Our results speak louder than words. With 280 Meta Ads clients, a proven track record of +80% campaigns achieving a ROAS of 7 or higher, and a 96% client satisfaction rate, we combine cutting-edge tools, creative brilliance, and deep analytics to create tailor-made campaigns that don’t just attract clicks—they build connections. Whether it’s crafting scroll-stopping social content, executing high-ROI ad campaigns, or designing sleek, user-focused websites, our work is designed to captivate, convert, and keep your audience coming back. At Rhillane, we’re more than a digital agency—we’re your growth partner. With us, you gain access to bold ideas, strategic expertise, and a team passionate about pushing your brand to new heights. Join the ranks of top-performing businesses we’ve transformed, and let’s write your success story together. Your breakthrough starts here.Looking for work in Cross Platform DevelopmentLocated in Torrance, United States (+2)From €1,000 for Cross Platform DevelopmentWorked in Clothing & Accessories (+16)Speaks English, Arabic(+2)11-50 membersEurisko
4.8(12 reviews)Pioneering digital innovation
Eurisko is a multi-national software development and consultancy firm based in UAE, Saudi Arabia, Lebanon, Cyprus and US. With more than 13 years of experience and hundreds of success stories, Eurisko offers services ranging from Mobile App Development, Enterprise Web Development and Artificial Intelligence, to Game Development, Mixed Reality, UI/UX Design and Smart Cities / IoT. To position our company as the pioneer of digital innovation in the region by creating excellence in our people and forging the digital future of our clients and partners. Our mission is to empower digital transformation by delivering cutting-edge solutions and world-class digital services to our clients & partners. Our goal is to reshape their success, providing them with a distinctive competitive advantage, unlocking limitless possibilities, and driving meaningful impact in their industry landscapes. Eurisko has a proven history of excellence in various domains and has been at the forefront of driving progress in Artificial Intelligence and Data Analytics for several years. Our proficiency in these areas allows us to harness state-of-the-art algorithms and data-driven insights, enabling us to deliver groundbreaking solutions to our clients. At Eurisko, our steadfast dedication to pushing the limits of innovation has firmly established us as a pioneering influence at the intersection of technology and creativity within the Middle East.Looking for work in Cross Platform DevelopmentLocated in Santa Clara, United States (+2)From €1,000 for Cross Platform DevelopmentWorked in Banking & Financials (+2)Speaks English, Arabic(+1)51-200 membersApptalyst
(0 review)Catalyzing Innovation and Smart Digital Solutions.
Apptalyst is a software development and digital marketing company with a knack for technological advancement and building innovative solutions.Looking for work in Cross Platform DevelopmentLocated in Great Falls, United StatesFrom €200 for Cross Platform DevelopmentWorked in Software & Computer ServicesSpeaks English11-50 members