Top Cross Platform App Developers
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$10,000+$50 - $99 / hr50 - 249
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See all 8 projectsSunrise Apps is a Mobile App Development company renowned for its expertise in crafting iOS and Android applications. The reviews consistently highlight their superb project management, aligning company values, and commendable communication, with 100% positive feedback regarding their adaptability and commitment to deadlines. Clients frequently praise their excellent value for cost, with clear, transparent processes and a thorough understanding of client needs.
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$10,000+$25 - $49 / hr10 - 49
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See all 15 projectsKIT GLOBAL LLC is a proficient mobile app development company, renowned for its expertise in iOS and Android applications. The company consistently receives positive feedback, with approximately 100% of reviewers highlighting their excellent communication, responsiveness, and ability to align with client values and budgets. Clients commend their innovative approach and technical prowess, ensuring projects are delivered on time with high customer satisfaction.
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$50,000+$150 - $199 / hr10 - 49Rocklin, CA
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See all 2 projectsGrey Sky Media is a versatile technology and web development company known for its ability to integrate complex systems and overhaul outdated websites. The company is praised for its professionalism, punctuality, and innovative solutions, with 100% of reviewers highlighting their expertise and enthusiasm. Clients appreciate their dedication and ability to deliver results tailored to specific business needs.
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$1,000+$50 - $99 / hr50 - 249San Salvador, El Salvador
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See all 12 projectsROOTS INC is a Mobile App Development company with a strong focus on delivering high-quality mobile solutions, including telemedicine and customer service apps. Their reviews highlight impressive accessibility and excellent communication skills, with approximately 100% positive feedback on their project management and development capabilities. Clients appreciate their extensive skills and 24/7 availability, suggesting potential for growth by expanding their team.
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$10,000+$25 - $49 / hr250 - 999Białystok, Poland
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See all 5 projectsInspeerity is a versatile application development company, excelling in mobile app and software development, including iOS and frontend web applications. Reviews reveal high client satisfaction, emphasizing their excellent communication, timely delivery, and agile project management. Notably, 100% of reviewers praised their cultural fit and value for cost, highlighting a consistent positive experience across projects.
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$10,000+$25 - $49 / hr10 - 49Springfield, IL
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See all 5 projectsCarte Blanche Innovation Integrated is a Mobile App Development company praised for its creativity and effective solutions in mobile and desktop application development. With 100% positive feedback, clients commend their responsiveness and innovative approach, notably in creating user-friendly interfaces and avatars. Their expertise in mobile software development has effectively supported clients' educational and informational needs.
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$25,000+$100 - $149 / hr50 - 249London, England
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See all 9 projectsAthlon: Global Design Company is a versatile brand strategy and design studio offering comprehensive services ranging from digital ecosystems to brand identity. The reviews reveal a mixed performance; approximately 67% (4 out of 6) convey positive experiences highlighting excellent project management, creativity, and effective communication, while 33% (2 out of 6) recount challenges with delivery and pricing. Clients appreciate their holistic approach, creativity, and professionalism, yet note areas for improvement in project retainer agreements and pricing strategies.
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$5,000+$25 - $49 / hr10 - 49Karachi, Pakistan
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See all 8 projectsMAKSOF is a web development company recognized for its expertise in web applications, API integration, and blockchain solutions. The firm is lauded for its adaptability, timely delivery, and high technical proficiency, with 100% of reviewers praising their project management and client-focused communication. Their commitment to understanding client needs and delivering beyond expectations is a consistent theme across reviews.
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$10,000+$25 - $49 / hr10 - 49
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See all 4 projectsCreativería is a versatile web development and software solutions company, demonstrating expertise in building custom platforms, web-based apps, and websites. Clients commend their project management, creativity, and ability to deliver projects on time. The feedback is overwhelmingly positive, with 100% of reviewers highlighting their professionalism and organizational skills, and none citing any areas for improvement.
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$10,000+$50 - $99 / hr10 - 49Dublin 1, Ireland
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See all 3 projectsThreadable.io specializes in custom software and mobile application development, with a notable emphasis on iOS and Android platforms. Reviews indicate a high level of satisfaction, with 100% of clients praising their project management, communication, and attention to detail. Their solutions have significantly improved operational efficiencies, such as reducing processing times and enhancing business scalability.
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$250,000+$50 - $99 / hr10 - 49Beograd, Serbia
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See all 2 projectsInfaloom is a cutting-edge software development company specializing in SaaS solutions, particularly for complex projects in the financial services industry. They are highly regarded for their agile practices and professional project management, with 100% positive feedback, emphasizing their impressive development team and communication skills. However, there is room for improvement in consistency in effort estimation.
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$5,000+< $25 / hr50 - 249Ahmedabad, India
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See all 33 projectsTriState Technology LLP is a Mobile App Development company praised for its expertise in iOS and Android development. The majority of reviews highlight their effective project management, timely communication, and cost-effectiveness. Approximately 90% of reviews commend their ability to deliver projects on time and within budget, while 80% note their strong communication and responsiveness.
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$5,000+$25 - $49 / hr50 - 249
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See all 4 projectsWorksDelight is a firm specializing in technological solutions for established businesses as well as those who are still in their nascent stages. We have dabbled in Artificial Intelligence Cyber
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$10,000+$50 - $99 / hr50 - 249New York, NY
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See all 6 projectsSpericorn Technology Inc is a software development company specializing in web and mobile app development, including Android and iOS. They are highly praised for their quality service and effective project management. Over 90% of feedback highlights their long-term developer consistency, although some suggest maintaining proactive project oversight.
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$25,000+$150 - $199 / hr2 - 9
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See all 4 projectsY-Designs, Inc is a premier mobile app development company known for its expertise in iOS and Android development. They consistently receive positive feedback for their professionalism and ability to manage and adapt to project needs, with 100% of reviewers noting their strong communication and technological prowess. Clients praise their transparency and creative problem-solving, highlighting their significant role in delivering high-quality MVPs.
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$10,000+$25 - $49 / hr50 - 249Mumbai, India
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See all 8 projectsMyrah Consulting Services Private Limited, a software development company, specializes in Mobile App Development and CRM solutions. Reviews highlight a 100% satisfaction rate in project execution, with 48% improvement in client operations due to their services. Clients commend their technical expertise, customization capabilities, and proactive communication, though suggest enhancements in training and reporting features.
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$10,000+$50 - $99 / hr10 - 49Zagreb, Croatia
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See all 2 projectsDWIZARDS Web & Software Development Agency offers Mobile App Development services, including iOS and Android Development. Feedback highlights their professionalism, responsiveness, and ability to deliver high-quality, user-friendly applications. Clients commend their dedication to customer satisfaction and seamless project management, noting significant improvements in app downloads, user retention, and overall market innovation.
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$10,000+$25 - $49 / hr50 - 249Kyiv, Ukraine
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See all 5 projectsTemaBit is a Mobile App Development company specializing in creating applications for iOS and Android platforms. With a professional approach using agile scrum methodology, they successfully delivered a loyalty program app for a major retail network, achieving over one million users. Customers appreciate their strong company culture, though initial team cohesion was noted as an area for improvement.
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$10,000+$25 - $49 / hr50 - 249
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See all 4 projectsTechNexus is a Mobile App Development company specializing in building comprehensive platforms for iOS, Android, and web applications. Reviews highlight their expertise in mobile software engineering, with a 100% positive feedback rate emphasizing timely delivery, effective communication, and a deep understanding of client needs, particularly in public safety contexts. Minor suggestions for improvement include enhancing initial documentation and test reporting.
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$1,000+$25 - $49 / hr250 - 999Hyderabad, India
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See all 6 projectsOzrit is a digital marketing company specializing in managing Google Ads campaigns. The overall feedback for Ozrit is highly positive, with 100% of reviewers highlighting their responsive communication and clarity in explaining processes. Clients appreciate their comprehensive management and regular updates, though some suggested providing a user guide for checking ads independently.
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$10,000+$25 - $49 / hr50 - 249San Rafael, Costa Rica
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See all 6 projectsSapiensdev.com is a staff augmentation company specializing in providing high-quality IT talent for technologies such as .NET, JavaScript, and DevOps, with a focus on nearshoring solutions from Latin America. They are highly praised for their adaptability, effective communication, and ability to integrate seamlessly with client teams. Across multiple reviews, 100% of clients expressed satisfaction with their service and flexibility, particularly noting the excellent project management and the minimal staff turnover.
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$5,000+$25 - $49 / hr50 - 249Kornwestheim, Germany
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See all 5 projectsDevomech Solutions GmbH is a technology solutions company specializing in creating innovative, functional products such as wireless EV charging pads and augmented reality applications. They received 100% positive feedback across their reviews, noted for their timely delivery, responsive communication, and focus on efficiency and durability. Their impressive project management and emphasis on user-friendly design were frequently highlighted by clients.
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$25,000+$50 - $99 / hr10 - 49Fresno, CA
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See all 3 projectsBixly is a mobile application development company noted for its expertise in mobile UI design and implementation. The firm excels in delivering detailed UI/UX designs and backend implementations while maintaining strong communication and flexibility. Nearly all reviews highlight their attention to detail and ability to meet complex requirements within regulatory constraints.
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$10,000+$100 - $149 / hr50 - 249Bochum, Germany
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See all 6 projects9elements GmbH is a Mobile App Development company excelling in crafting scalable platforms and applications. Reviews indicate a 100% positive feedback, highlighting their prompt communication, timely delivery, and impressive expertise. Clients appreciate their proactive approach and solution-oriented mindset, evidencing their commitment to delivering high-quality mobile software engineering solutions.
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$10,000+$50 - $99 / hr10 - 49Banja Luka, Bosnia and Herzegovina
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See all 1 projectsInvenit Solutions is a software development company specializing in e-procurement solutions for the healthcare sector. With 100% positive feedback, clients praise their professionalism, flexibility, and ability to deliver projects on time. Reviewers highlight their effective project management and alignment with client values as standout qualities.
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$10,000+$25 - $49 / hr50 - 249Warszawa, Poland
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See all 3 projectsMintyMint is a Mobile App Development company known for its expertise in crafting polished and performant iOS and Android applications. Reviewers consistently praise their quality, speed, and effective communication, with 100% positive feedback highlighting their Agile proficiency and adaptability. Their ability to integrate complex APIs was also noted as a standout aspect of their service.
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$10,000+$50 - $99 / hr50 - 249Lelystad, Netherlands
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See all 2 projectsPROBEGIN is a software development company specializing in creating comprehensive solutions including frontend and backend development, e-commerce platforms, and multilingual systems. The overall feedback from reviews is highly positive, with clients praising their strong project management, innovative solutions, and responsiveness. Approximately 100% of reviewers highlighted PROBEGIN's hands-on approach and their ability to improve and create optimal solutions beyond the initial requirements.
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$5,000+$25 - $49 / hr10 - 49Kyiv, Ukraine
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See all 7 projectsSoftPositive is a Mobile App Development company specializing in iOS Application Development, known for its efficient and rapid execution of projects. According to reviews, 100% of clients appreciated their effective project management and speed, with some noting minor language barriers. The company successfully delivered a mobile application prototype under budget and within a month, demonstrating their expertise in Mobile Software Development.
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$5,000+$25 - $49 / hr10 - 49Ahmedabad, India
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See all 16 projectsRainstream Technologies is a versatile software development company specializing in web and custom software solutions, with expertise in technologies like PHP, Laravel, and JavaScript. Feedback from their reviews is mixed: approximately 70% of clients praise their professionalism, timely delivery, and effective communication, highlighting their capability to exceed expectations. Conversely, around 30% reported issues such as scope renegotiations and delays, indicating areas for improvement in project management and consistency.
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$10,000+$25 - $49 / hr50 - 249Chennai, India
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See all 17 projectsHakuna Matata Solutions Pvt Ltd is a mobile app development company specializing in mobile application development, including Android and iOS platforms. The feedback is overwhelmingly positive, with clients praising their technical expertise, responsiveness, and UI/UX design. Key outcomes include timely project delivery and improved operational efficiencies, with 100% of reviewers highlighting their supportive and adaptable nature.
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$10,000+$100 - $149 / hr50 - 249Philadelphia, PA
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See all 6 projectsStuzo is a mobile app development company recognized for its flexibility and adeptness in crafting mobile applications, particularly for Android and iOS platforms. Reviews highlight their ability to exceed project goals and adapt to changing requirements, a quality appreciated by 100% of reviewers, who also commend their seamless project management. Stuzo's efforts in mobile app development significantly contributed to client success and satisfaction.
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$5,000+$50 - $99 / hr10 - 49Lahore, Pakistan
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See all 8 projectsElytra Studios is a Mobile App Development company specializing in creating comprehensive and innovative mobile applications, including AR/VR metaverse solutions and apps for iOS and Android platforms. The company consistently delivers projects on time, maintaining excellent communication, with 100% of clients praising their adaptability and problem-solving capabilities.
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$5,000+$25 - $49 / hr50 - 249
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See all 19 projectsFlexMade is a proficient Mobile App Development company known for creating scalable and functional mobile applications for both Android and iOS platforms. With 100% positive feedback, reviewers consistently praise their professionalism, timely delivery, and ability to transform ideas into high-quality mobile solutions, highlighting their expertise in Mobile Software Development and ongoing project support.
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$1,000+$50 - $99 / hr50 - 249Vadodara, India
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See all 6 projectsWebmyne Systems Pvt Ltd is a comprehensive digital services provider, offering web development, SEO, and digital marketing solutions. The company receives overwhelmingly positive feedback, with 100% of reviewers highlighting their transparency, expertise, and effective communication. Clients consistently praise their ability to meet deadlines and deliver impressive, tailored results.
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$25,000+$50 - $99 / hr50 - 249London, England
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See all 16 projectsApplifting, a Mobile App Development company, is praised for its efficiency and expertise in mobile software engineering, particularly in rewriting apps into the Flutter framework. Their reviews are overwhelmingly positive, with 100% of clients noting improved app performance and user feedback. Clients appreciate their autonomy, goal-driven approach, and strong communication skills, though some desire more peer-reviewed decisions.
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List of the Top 15 Cross Platform Application Development Companies
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$10,000+$25 - $49 / hr250 - 999San Francisco, CA
Ability to deliver
40/40.020/20 Reviews10/10 Clients & Experience10/10 Market PresenceService focus
40% Mobile App Development50% Hybrid & cross platform apps60% Other -
$25,000+$25 - $49 / hr50 - 249Agoura Hills, CA
Ability to deliver
39.9/40.020/20 Reviews10/10 Clients & Experience9.9/10 Market PresenceService focus
50% Mobile App Development50% Hybrid & cross platform apps50% Other -
$10,000+$50 - $99 / hr250 - 999Greenville, SC
Ability to deliver
39.9/40.020/20 Reviews10/10 Clients & Experience9.9/10 Market PresenceService focus
60% Mobile App Development55% Hybrid & cross platform apps40% Other -
$5,000+$25 - $49 / hr250 - 999Jaipur, India
Ability to deliver
39.8/40.020/20 Reviews10/10 Clients & Experience9.8/10 Market PresenceService focus
60% Mobile App Development60% Hybrid & cross platform apps40% Other -
$10,000+$25 - $49 / hr50 - 249Warszawa, Poland
Ability to deliver
39.7/40.020/20 Reviews10/10 Clients & Experience9.7/10 Market PresenceService focus
55% Mobile App Development50% Hybrid & cross platform apps45% Other -
$25,000+$50 - $99 / hr50 - 249Rzeszów, Poland
Ability to deliver
39.6/40.020/20 Reviews10/10 Clients & Experience9.6/10 Market PresenceService focus
50% Mobile App Development50% Hybrid & cross platform apps50% Other -
$25,000+$50 - $99 / hr50 - 249Warszawa, Poland
Ability to deliver
39.6/40.020/20 Reviews10/10 Clients & Experience9.6/10 Market PresenceService focus
80% Mobile App Development100% Hybrid & cross platform apps20% Other -
$25,000+$50 - $99 / hr50 - 249Hollywood, FL
Ability to deliver
39.5/40.020/20 Reviews10/10 Clients & Experience9.5/10 Market PresenceService focus
60% Mobile App Development50% Hybrid & cross platform apps40% Other -
$10,000+$25 - $49 / hr250 - 999Bengaluru, India
Ability to deliver
39.9/40.020/20 Reviews10/10 Clients & Experience9.9/10 Market PresenceService focus
30% Mobile App Development100% Hybrid & cross platform apps70% Other -
$25,000+$50 - $99 / hr50 - 249Buenos Aires, Argentina
Ability to deliver
38.9/40.019.2/20 Reviews10/10 Clients & Experience9.7/10 Market PresenceService focus
50% Mobile App Development60% Hybrid & cross platform apps50% Other -
$10,000+$50 - $99 / hr50 - 249Montevideo, Uruguay
Ability to deliver
38.7/40.019.4/20 Reviews10/10 Clients & Experience9.3/10 Market PresenceService focus
75% Mobile App Development80% Hybrid & cross platform apps25% Other -
$25,000+$25 - $49 / hr250 - 999Irving, TX
Ability to deliver
39.9/40.020/20 Reviews10/10 Clients & Experience9.9/10 Market PresenceService focus
30% Mobile App Development30% Hybrid & cross platform apps70% Other -
$25,000+$100 - $149 / hr50 - 249Los Angeles, CA
Ability to deliver
40/40.020/20 Reviews10/10 Clients & Experience10/10 Market PresenceService focus
50% Mobile App Development40% Hybrid & cross platform apps50% Other -
$25,000+< $25 / hr250 - 999Gurugram, India
Ability to deliver
39.7/40.020/20 Reviews10/10 Clients & Experience9.7/10 Market PresenceService focus
30% Mobile App Development30% Hybrid & cross platform apps70% Other -
$5,000+< $25 / hr50 - 249Dallas, TX
Ability to deliver
39.7/40.020/20 Reviews10/10 Clients & Experience9.7/10 Market PresenceService focus
50% Mobile App Development40% Hybrid & cross platform apps50% Other -
$10,000+$25 - $49 / hr250 - 999Kolkata, India
Ability to deliver
39/40.020/20 Reviews9.8/10 Clients & Experience9.2/10 Market PresenceService focus
30% Mobile App Development35% Hybrid & cross platform apps70% Other -
$10,000+$50 - $99 / hr50 - 249Ząbki, Poland
Ability to deliver
37.9/40.020/20 Reviews9.3/10 Clients & Experience8.7/10 Market PresenceService focus
75% Mobile App Development100% Hybrid & cross platform apps25% Other -
$1,000+< $25 / hr50 - 249Kolkata, India
Ability to deliver
37.7/40.018.4/20 Reviews10/10 Clients & Experience9.3/10 Market PresenceService focus
50% Mobile App Development50% Hybrid & cross platform apps50% Other -
$10,000+$25 - $49 / hr50 - 249Indore, India
Ability to deliver
37.7/40.018.2/20 Reviews10/10 Clients & Experience9.5/10 Market PresenceService focus
50% Mobile App Development50% Hybrid & cross platform apps50% Other -
Undisclosed$25 - $49 / hr250 - 999Dubai, United Arab Emirates
Ability to deliver
38.1/40.018.4/20 Reviews10/10 Clients & Experience9.7/10 Market PresenceService focus
40% Mobile App Development30% Hybrid & cross platform apps60% Other -
$10,000+$50 - $99 / hr50 - 249Denver, CO
Ability to deliver
39.7/40.020/20 Reviews10/10 Clients & Experience9.7/10 Market PresenceService focus
50% Mobile App Development30% Hybrid & cross platform apps50% Other -
$5,000+$50 - $99 / hr50 - 249Miami, FL
Ability to deliver
36.9/40.017.8/20 Reviews10/10 Clients & Experience9.2/10 Market PresenceService focus
60% Mobile App Development50% Hybrid & cross platform apps40% Other -
$25,000+$50 - $99 / hr1,000 - 9,999Gliwice, Poland
Ability to deliver
37.9/40.018.2/20 Reviews10/10 Clients & Experience9.7/10 Market PresenceService focus
20% Mobile App Development30% Hybrid & cross platform apps80% Other -
$25,000+$25 - $49 / hr50 - 249Miami, FL
Ability to deliver
36.5/40.017.2/20 Reviews10/10 Clients & Experience9.3/10 Market PresenceService focus
60% Mobile App Development50% Hybrid & cross platform apps40% Other -
$50,000+$150 - $199 / hr10 - 49Chicago, IL
Ability to deliver
36.5/40.017.2/20 Reviews10/10 Clients & Experience9.3/10 Market PresenceService focus
60% Mobile App Development60% Hybrid & cross platform apps40% Other -
$5,000+$25 - $49 / hr50 - 249Dnipro, Ukraine
Ability to deliver
37.8/40.018.4/20 Reviews10/10 Clients & Experience9.4/10 Market PresenceService focus
40% Mobile App Development60% Hybrid & cross platform apps60% Other -
$10,000+$50 - $99 / hr50 - 249Montevideo, Uruguay
Ability to deliver
39.1/40.019.6/20 Reviews10/10 Clients & Experience9.5/10 Market PresenceService focus
30% Mobile App Development60% Hybrid & cross platform apps70% Other -
$5,000+$25 - $49 / hr250 - 999Surry Hills, Australia
Ability to deliver
38/40.018/20 Reviews10/10 Clients & Experience10/10 Market PresenceService focus
50% Mobile App Development25% Hybrid & cross platform apps50% Other -
$50,000+$100 - $149 / hr10 - 49London, England
Ability to deliver
36.2/40.017/20 Reviews10/10 Clients & Experience9.2/10 Market PresenceService focus
70% Mobile App Development70% Hybrid & cross platform apps30% Other -
$10,000+< $25 / hr50 - 249Mumbai, India
Ability to deliver
36.8/40.016.8/20 Reviews10/10 Clients & Experience10/10 Market PresenceService focus
45% Mobile App Development75% Hybrid & cross platform apps55% Other
Latest Cross Platform Articles
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How App Companies Can Build Trust with Customers
Learn how app companies can build customer trust through better privacy practices, transparent communication, and stronger security to improve retention and...
Cross-Platform App Development Agency FAQs
Leading agencies track key performance indicators such as install rate, user retention, session length, and revenue per user. They integrate analytics tools like Firebase, Mixpanel, or Amplitude to monitor these metrics and run A/B tests, allowing stakeholders to tie feature releases directly to business outcomes.
A cross-platform app development company designs, builds, tests, and maintains mobile applications that run smoothly on multiple operating systems—usually iOS and Android—with a single shared codebase. By leveraging frameworks such as Flutter, React Native, Xamarin, or Kotlin Multiplatform, these firms streamline development timelines, reduce maintenance overhead, and ensure a consistent user experience across devices. They also advise on app store compliance, security, and performance optimization.
Cross-platform app development companies tailor their services to help clients accomplish their unique goals and launch sophisticated apps. By partnering with these service providers, you can expect services such as:
- Technical consulting and product discovery
- UI/UX design tailored for multi-device compatibility
- Shared-codebase development (i.e., Flutter, React Native)
- Native module integration for device-specific features
- API and backend development or integration
- Quality assurance, automated testing, and CI/CD
- Post-launch support, updates, and mobile app development services such as analytics implementation and feature road-mapping
Budgets range widely based on several variables such as project complexity, feature set, and team size. Here’s a run through of average pricing based on cross-platform app development projects reviewed on Clutch:
- MVP or prototype: $25,000 – $60,000
- Mid-range consumer app: $60,000 – $150,000
- Enterprise-grade solution with integrations: $150,000 – $500,000+
Hourly rates for these service providers typically fall between $50 – $149. In addition, offshore teams often charge less, while top-tier U.S. agencies may exceed $200 per hour. Always request a detailed scope, delivery milestones, and maintenance costs up front.
- Match technical expertise to your stack (e.g., Flutter vs. React Native).
- Review case studies for similar industries or app types.
- Validate client testimonials and Clutch ratings.
- Assess communication style and project management tools.
- Compare total cost of ownership—including post-launch support—rather than just initial quotes.
Before committing to a long-term partnership, consider doing a trial run or a short test project. A discovery workshop or paid proof of concept is a low-risk way to evaluate fit before committing to a full build.
- Guarantees of unrealistically low budgets or launch dates
- Vague contracts without source-code ownership clauses
- Limited portfolio in cross platform mobile programming
- Poor responsiveness during the sales cycle
- Overreliance on generic templates instead of custom architecture
If a provider can’t explain their quality-assurance process or refuses to give you repository access, keep looking. Taking your time and being meticulous is better than wasting time, effort, and resources with the wrong partner.
- Which frameworks and programming languages do you specialize in?
- How do you handle OS-specific features within a shared codebase?
- What is your approach to testing on real devices versus emulators?
- Will I own the source code and IP upon project completion?
- How do you structure post-launch maintenance and updates?
- Can you provide references for projects similar in scope and industry?
Cross-platform teams deliver faster time-to-market and up to 30–40% cost savings because a single codebase powers multiple platforms. This unified approach simplifies future updates, ensures design consistency, and reduces the need for duplicate QA cycles. Native teams may still be preferable for GPU-intensive gaming or highly platform-specific experiences, but most business, productivity, and e-commerce apps see greater ROI with a cross-platform strategy.