Top Cross Platform App Developers
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$10,000+$100 - $149 / hr10 - 49Zielonka, Poland
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See all 6 projectsScythe Studio is a mobile app development company known for its expertise in technical analysis and mock-up creation for mobile software projects. Their reviews highlight a 100% positive sentiment, with clients particularly appreciating the professionalism and guidance provided by Lukas and Adam. Reviewers emphasize the team's ability to transform ideas into concrete plans and their impressive drive and ambition.
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$10,000+$50 - $99 / hr10 - 49Madrid, Spain
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See all 9 projectsAcid Tango is a Mobile App Development company specializing in creating secure and technologically advanced applications. Their innovative approach was praised, with 100% of reviews highlighting their effective communication and lean development process. However, 33% of reviewers suggested improvements in their customer relationship model.
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$50,000+$25 - $49 / hr10 - 49
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See all 6 projectsKindaLab is a software development company specializing in augmenting engineering resources and developing custom software solutions. Across reviews, 100% of clients express satisfaction, highlighting the company's strong culture fit, professionalism, and responsiveness. Clients consistently commend their quality of work and timely delivery, with no significant areas for improvement reported.
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$5,000+< $25 / hr50 - 249Pune, India
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See all 9 projectsEC Infosolutions LLC is a mobile app development company specializing in iOS and Android development. Clients commend their technical expertise and problem-solving capabilities, with 100% of reviewers noting their professionalism and adaptability. While the time difference poses occasional challenges, EC Infosolutions consistently fosters strong client relationships and delivers tailored solutions to meet complex project needs.
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$1,000+$25 - $49 / hr10 - 49New Delhi, India
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See all 2 projectsBrand and Beyond is a web development and SEO agency specializing in creating WordPress websites with a focus on user experience and performance. Clients consistently praise their transparent pricing and proactive communication, with 100% of reviewers noting their ability to deliver projects without hidden costs. Their services have been instrumental in driving significant business growth and online visibility for their clients.
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$5,000+< $25 / hr10 - 49Ahmedabad, India
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See all 5 projectsSieg Partners primarily specializes in Mobile App Development, including iOS and Android Development. Reviews highlight their exceptional dedication, timely project delivery, and effective use of communication tools like Figma and Zoom. Clients appreciate their ability to turn concepts into tangible applications, noting their impressive global work commitment and high value for cost.
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$100,000+$200 - $300 / hr10 - 49Perth, Australia
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See all 3 projectsAdapptor is a distinguished Mobile App Development company praised for its exceptional delivery of high-quality digital solutions, specializing in iOS and Android Development. Over 90% of reviews highlight their proactive collaboration and strong client relationships, with clients noting significant positive outcomes such as increased user engagement and substantial online revenue growth. Adapptor consistently demonstrates its capacity to understand complex systems and deliver robust, user-friendly applications.
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$100,000+$50 - $99 / hr50 - 249Dallas, TX
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See all 8 projectsUnique Software Development is a Mobile App Development company specializing in creating modular features and managing complex projects. Reviews highlight their strong attention to detail and seamless implementation processes, with 50% of clients praising their speed and quality. However, issues with communication and professionalism were noted by another 50% of reviewers, indicating a need for improved client engagement and transparency.
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$25,000+$150 - $199 / hr10 - 49Mount Pleasant, SC
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See all 6 projectsCODE/+/TRUST is a proficient Mobile App Development company specializing in iOS and Android platforms, known for their exceptional project management and innovative solutions. With 100% positive feedback, clients commend their transparency, efficiency, and the ability to transform ideas into market-ready products, highlighting their collaborative approach and deep understanding of the entrepreneurial journey.
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$5,000+$25 - $49 / hr50 - 249Pune, India
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See all 6 projectsSankalp Computer & System Pvt. Ltd. is a Mobile App Development company that excels in creating comprehensive digital solutions, including websites and mobile applications. With a strong emphasis on understanding client needs, 100% of reviewers highlight their effective project management and valuable support throughout the development process. Their expertise ensures clients achieve measurable business outcomes efficiently.
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$25,000+$50 - $99 / hr50 - 249Wrocław, Poland
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See all 30 projectsSpyrosoft BSG is a Mobile App Development company with a strong reputation for delivering high-quality mobile applications for various platforms, including iOS and Android. The company has received overwhelmingly positive feedback, with over 90% of reviewers highlighting their professionalism, effective project management, and strong communication skills. Notably, 75% of reviews commend their dedication and flexibility in meeting client needs, showcasing their expertise in Mobile Software Development.
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$1,000+$25 - $49 / hr50 - 249Noida, India
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See all 11 projectsIDS Logic is a versatile technology solutions provider specializing in web development, digital marketing, SEO, and managed services. The company has received predominantly positive feedback, with over 90% of reviewers praising their project management, timely delivery, and professional communication. Many clients highlighted their ability to understand and align with business requirements, delivering secure and scalable solutions. A notable theme across reviews is their flexibility and an impressive ability to manage complex projects efficiently.
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$5,000+$25 - $49 / hr50 - 249Frankfurt am Main, Germany
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See all 2 projectsCookies.games is a Mobile App Development company specializing in Unity-based applications, offering expertise in mobile software engineering. Reviews highlight their seamless integration with client teams, commitment to project success, and effective communication. They successfully contributed to an app downloaded by over 3 million families, with 100% positive feedback emphasizing their professionalism and expertise.
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$10,000+$25 - $49 / hr50 - 249Cary, NC
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See all 88 projectsNarola Infotech Solutions LLP is a mobile app development company specializing in iOS and Android applications. The firm consistently receives positive feedback, with clients praising their professionalism and ability to deliver projects on time and within budget. Over 90% of reviews highlight their strong project management and communication skills, making them a reliable partner for mobile software development needs.
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$1,000+< $25 / hr10 - 49Indore, India
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See all 4 projectsExpertinasia Pvt. Ltd. is a proficient company specializing in Mobile App Development, particularly for enhancing UI design and integrating new features. The reviews highlight their competence in problem-solving and effective project management. 100% of the feedback is positive, noting their ability to deliver solutions efficiently and the successful launch of multiple app versions.
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$50,000+$50 - $99 / hr10 - 49Mississauga, Canada
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See all 17 projectsBlank Space is a mobile app development company known for its expertise in creating custom mobile applications, including iOS and Android platforms. Across their reviews, clients consistently praise their excellent project management, communication skills, and ability to bring visions to reality without missing deadlines. With positive feedback exceeding 90%, clients often highlight their professionalism, integrity, and ability to meet specific business needs, suggesting a strong reputation in the mobile software development industry.
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$25,000+$25 - $49 / hr50 - 249Richardson, TX
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See all 18 projectsJumpGrowth is a Mobile App Development company recognized for its expertise in mobile and virtual reality applications. With a focus on delivering projects on time and within budget, they have achieved a high level of client satisfaction. Approximately 80% of reviewers highlight their strong communication and responsiveness, while 60% commend their developers' skill and capability. Areas for improvement include simplifying access to project source code.
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$10,000+$25 - $49 / hr10 - 49Cluj-Napoca, Romania
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See all 4 projectsZYNK offers comprehensive Mobile App Development, including iOS Development and backend services. Reviews highlight their deep technical expertise, excellent project management, and ability to deliver projects on time and within budget. Clients commend ZYNK's responsiveness, high-quality deliverables, and effective problem-solving capabilities.
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$10,000+< $25 / hr10 - 49Oakland, CA
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See all 5 projectsNimi is a boutique company specializing in Mobile App Development and API platform solutions. Reviewers highlight their diligent project management, personal attention, and impressive 85% automation of QA testing. While some logistical delays were noted, 100% of feedback praised their commitment to quality and timely communication.
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$10,000+< $25 / hr50 - 249Bengaluru, India
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See all 10 projectsCartoon Mango is a mobile app development company specializing in Android and iOS platforms. They consistently deliver on UX and UI development, with 100% of clients praising their understanding of project briefs. While they excel in translating ideas into features and achieving competitive timelines, 50% of reviews suggest improvements in deadline management and structured coding.
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$10,000+$100 - $149 / hr250 - 999Brooklyn, NY
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See all 36 projectsFive, an Endava company, specializes in Mobile App Development, offering expertise in iOS and Android platforms. Across reviews, 100% of clients highlight their professionalism, flexibility, and strong project management. The company is lauded for seamlessly integrating with clients' teams and providing innovative solutions, with 70% of reviewers specifically praising their adaptability and proactive approach in resolving complex challenges.
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$25,000+$100 - $149 / hr10 - 49Bristol, England
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See all 7 projectsPlume.co.uk LMS is an LMS-focused development company known for creating bespoke learning management systems. Overall, 80% of reviewers express satisfaction with their services, praising their project management, technical expertise, and transformative solutions. However, 20% report dissatisfaction, citing issues with budget management and communication. Many clients highlight Plume's proactive approach and specialized LMS knowledge, while a few emphasize concerns about project execution and cost overruns.
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$10,000+$25 - $49 / hr10 - 49
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See all 4 projectsEvalogical Technologies is a mobile app development company offering comprehensive services for both iOS and Android platforms. Across their reviews, 100% of clients praised their project management, responsiveness, and user-friendly designs, with notable outcomes such as increased app downloads and higher user engagement. The company is recognized for exceeding client expectations and delivering timely, high-quality applications.
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$1,000+$100 - $149 / hr2 - 9Irvine, CA
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See all 2 projectsPacific Codeline LLC is a versatile software development company specializing in custom web applications and front-end solutions using technologies like Laravel and vue.js. The company consistently receives positive feedback, with 100% of reviewers highlighting their effective communication and timely project delivery. Clients appreciate their proactive approach and flexibility in managing evolving project requirements.
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$10,000+$150 - $199 / hr10 - 49Hartland, WI
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See all 3 projectsXorbix Technologies, Inc. is a Mobile App Development company that specializes in creating and maintaining mobile applications for both iOS and Android platforms. They have received 100% positive feedback, with clients praising their project management skills and responsiveness. Notably, their efforts resulted in a 100% increase in app downloads and user growth.
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$5,000+$25 - $49 / hr10 - 49Tallinn, Estonia
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See all 4 projectsNMS {dev} specializes in Mobile App Development, offering comprehensive services including iOS and Android development. Garnering entirely positive feedback, 100% of reviewers highlight their client-oriented approach and reliable project management. Clients commend their innovative solutions and effective communication, making them a preferred partner for ongoing app development and service upgrades.
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$5,000+$25 - $49 / hr50 - 249
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See all 19 projectsParalect Inc. specializes in Mobile App Development, successfully delivering iOS and Android projects with high-quality design and engineering support. Across the reviews, 100% of clients praised their excellent communication, alignment with company values, and timely delivery. Approximately 80% of reviews highlighted Paralect's ability to understand and embody client objectives, though minor areas for improvement such as error checking and strategic support were noted.
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Undisclosed$25 - $49 / hr50 - 249Ahmedabad, India
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See all 12 projectsWebelight Solutions Pvt. Ltd. is a mobile app development company known for its robust and cost-effective solutions in Android and iOS development, as well as website development. With an impressive 100% positive feedback for timely delivery and exceptional project management, clients particularly appreciate their dedication to quality, clear communication, and ability to meet complex requirements efficiently.
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$1,000+$25 - $49 / hr2 - 9Johannesburg, South Africa
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See all 4 projectsBluShift Consulting is a mobile app development company specializing in creating and maintaining engaging applications. With a 100% positive feedback rate across reviews, clients praise their timely delivery, flexibility, and strong project management. Approximately 89% of reviewers highlight their responsiveness and adaptability to changing requirements, emphasizing their seamless communication and technical competence in both iOS and Android development projects.
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$25,000+$25 - $49 / hr50 - 249Mineola, NY
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See all 6 projectsSolveda is a software development company specializing in e-commerce solutions, ERP integrations, and custom software applications. Reviewers consistently praise Solveda for their technical expertise, effective project management, and strong customer relationships, with over 80% of feedback highlighting their collaborative approach and reliability. While a few suggest improvements in project timelines and UI, satisfaction with their deliverables and problem-solving capabilities is widespread.
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$10,000+$50 - $99 / hr10 - 49Zagreb, Croatia
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See all 4 projectsCodebooq is a comprehensive Mobile App Development company excelling in iOS and Android development, as well as web and embedded software engineering. The reviews highlight Codebooq's proactive approach and ability to deliver projects on time, with 100% of reviewers praising their full-spectrum development capabilities and alignment with company values, although some suggest more precise timeline definitions.
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Undisclosed$50 - $99 / hr50 - 249Warszawa, Poland
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See all 6 projectsSilk Software House is a versatile provider specializing in Mobile App Development and web development services. With 100% positive feedback, their strengths lie in effective communication and flexibility, consistently meeting or exceeding client expectations in project delivery and management.
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$5,000+< $25 / hr50 - 249Kolkata, India
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See all 27 projectsWebGuru Infosystems Pvt. Ltd. is a mobile app development company recognized for delivering iOS and Android applications. Despite some challenges such as project delays, lack of internal testing, and communication issues, the firm is noted for its expertise and ultimately provided a satisfactory product. Approximately 60% of the feedback highlights areas for improvement, particularly in adherence to deadlines and quality assurance.
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$10,000+$50 - $99 / hr10 - 49
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See all 2 projectsCODE35 is a mobile app development company known for delivering timely and efficient mobile application solutions for iOS and Android platforms. The reviews highlight their strong project management and communication, with 100% of feedback noting their commitment to client needs and timely delivery. Clients appreciate their innovative approach and willingness to explore different alternatives for project improvement.
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$5,000+$50 - $99 / hr50 - 249Mykolaiv, Ukraine
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See all 7 projectsExtrawest GmbH specializes in Mobile App Development, offering services in iOS and Android app creation, backend development, and integration with existing systems. The company receives overwhelmingly positive feedback, with clients praising their professionalism, efficiency, and responsiveness to evolving project requirements, although budget management is occasionally noted as an area for improvement. Notably, they meet deadlines even under challenging circumstances, such as during the COVID-19 pandemic or geopolitical disruptions.
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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+$50 - $99 / hr50 - 249Montevideo, Uruguay
Ability to deliver
39.3/40.020/20 Reviews10/10 Clients & Experience9.3/10 Market PresenceService focus
75% Mobile App Development80% Hybrid & cross platform apps25% Other -
$10,000+$25 - $49 / hr250 - 999San Francisco, CA
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 -
$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 - 249Jaipur, India
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 -
$1,000+< $25 / hr50 - 249Kolkata, India
Ability to deliver
38.3/40.019/20 Reviews10/10 Clients & Experience9.3/10 Market PresenceService focus
50% Mobile App Development50% Hybrid & cross platform apps50% 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 -
$10,000+$25 - $49 / hr50 - 249Indore, India
Ability to deliver
37.9/40.018.4/20 Reviews10/10 Clients & Experience9.5/10 Market PresenceService focus
50% Mobile App Development50% Hybrid & cross platform apps50% Other -
$5,000+$50 - $99 / hr50 - 249New York, NY
Ability to deliver
37.5/40.018.4/20 Reviews10/10 Clients & Experience9.2/10 Market PresenceService focus
60% Mobile App Development50% Hybrid & cross platform apps40% 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 -
$5,000+$25 - $49 / hr50 - 249Jaipur, India
Ability to deliver
39.2/40.019.6/20 Reviews10/10 Clients & Experience9.6/10 Market PresenceService focus
50% Mobile App Development35% Hybrid & cross platform apps50% 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
60% Mobile App Development30% Hybrid & cross platform apps40% Other -
$5,000+< $25 / hr50 - 249Indore, India
Ability to deliver
38.4/40.020/20 Reviews8.8/10 Clients & Experience9.6/10 Market PresenceService focus
55% Mobile App Development40% Hybrid & cross platform apps45% Other -
$5,000+$25 - $49 / hr250 - 999Surry Hills, Australia
Ability to deliver
38.6/40.018.6/20 Reviews10/10 Clients & Experience10/10 Market PresenceService focus
50% Mobile App Development25% Hybrid & cross platform apps50% Other -
$5,000+$25 - $49 / hr50 - 249Dnipro, Ukraine
Ability to deliver
38.2/40.018.8/20 Reviews10/10 Clients & Experience9.4/10 Market PresenceService focus
40% Mobile App Development60% Hybrid & cross platform apps60% Other -
$25,000+$50 - $99 / hr1,000 - 9,999Gliwice, Poland
Ability to deliver
38.1/40.018.4/20 Reviews10/10 Clients & Experience9.7/10 Market PresenceService focus
20% Mobile App Development30% Hybrid & cross platform apps80% Other -
$10,000+$50 - $99 / hr50 - 249Montevideo, Uruguay
Ability to deliver
39.5/40.020/20 Reviews10/10 Clients & Experience9.5/10 Market PresenceService focus
30% Mobile App Development60% Hybrid & cross platform apps70% Other -
$50,000+$100 - $149 / hr10 - 49London, England
Ability to deliver
36.8/40.017.6/20 Reviews10/10 Clients & Experience9.2/10 Market PresenceService focus
70% Mobile App Development70% Hybrid & cross platform apps30% Other -
$10,000+$150 - $199 / hr10 - 49Halifax, Canada
Ability to deliver
38.9/40.020/20 Reviews9/10 Clients & Experience9.9/10 Market PresenceService focus
40% Mobile App Development70% Hybrid & cross platform apps60% 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.