Top Cross Platform App Developers
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$5,000+$25 - $49 / hr10 - 49Moreno, Argentina
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See all 2 projectsLubee is a software development company specializing in .NET technologies, offering services such as module development, website building, and API integration. Feedback from clients is overwhelmingly positive, with 100% of reviewers highlighting their reliable service and impressive project management skills. Some clients suggest improvements in turnaround time, but overall, clients recommend Lubee due to their effective solutions and good communication.
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$1,000+< $25 / hr10 - 49Galle, Sri Lanka
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See all 1 projectsImigap Pvt Ltd is recognized as a technology solutions provider specializing in developing advertising tools. The company has received positive feedback for timely project delivery, effective functionality analytics, and user-friendly solutions, with 100% of reviewers highlighting their excellent team interaction and flexibility. However, there is a suggestion for improved documentation.
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$1,000+< $25 / hr50 - 249Noida, India
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See all 1 projectsShipgig Ventures Pvt Ltd is a software development company renowned for its technical prowess and comprehensive development services, including backend database management, frontend tools, and analytics. The reviews reflect a 100% positive feedback rate, highlighting their exceptional communication, responsiveness, and ability to exceed expectations under tight deadlines. Their dedication to quality and seamless project management sets them apart from other offshore developers.
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$1,000+$50 - $99 / hr10 - 49Warszawa, Poland
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See all 8 projectsMDBootstrap is a company specializing in UI components and web application development solutions. Reviews indicate a high level of customer satisfaction, with approximately 100% of clients appreciating their responsive design, support, and cost-effectiveness. Around 75% of reviewers commend the ease of implementation and customization, while 50% highlight improved user experience and project efficiency. Overall, MDBootstrap is praised for its outstanding product quality and value.
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$100,000+$150 - $199 / hr10 - 49New York, NY
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See all 4 projectsRose Digital is a development company specializing in both frontend and backend solutions, with a strong emphasis on using technologies like React and Node.js. Their reviews reveal a consistent theme of flexibility and technical prowess, with a notable 75% of projects citing their ability to meet tight deadlines and deliver innovative solutions. However, some feedback suggests room for improvement in project management, especially in communicating technical plans to non-technical stakeholders. Overall, they are highly regarded for their commitment and technical expertise.
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$1,000+< $25 / hr10 - 49
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See all 5 projectsPeregrine InfoWorld is a mobile app development company highly praised for its ability to deliver intuitive and robust applications. In reviews, 100% of feedback highlights their detail-oriented approach and effective communication, with many praising their understanding of end-user needs and strong project management skills. They excel in smartphone app development for urban transportation contexts.
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$1,000+< $25 / hr2 - 9Coimbatore, India
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See all 1 projectsNiralSpectrum Solutions is an e-commerce web development company specializing in creating user-friendly and responsive websites. The reviews indicate a strong commitment to customer satisfaction, with 100% of feedback highlighting their dedication, responsive design, and excellent project management. Clients appreciate their value for money and alignment with client business values.
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$5,000+$25 - $49 / hr10 - 49Buenos Aires, Argentina
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See all 2 projectsMDEVZ is a mobile app development company specializing in Android and iOS development, known for their expertise across a wide range of technologies. They consistently deliver excellent projects, with 100% of reviews highlighting their effective project management and adaptability. Clients appreciate their seamless integration, likening them to an internal team, and value their long-term developer consistency.
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$25,000+$50 - $99 / hr10 - 49Niš, Serbia
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See all 14 projectsBoopro Technology is a versatile Mobile App Development company known for delivering high-quality iOS and Android applications. With approximately 90% positive feedback, clients praise their flexibility, proactive problem-solving, and ability to meet deadlines. Boopro Technology is noted for its resourceful app development team and commitment to client success, as reflected in reviews emphasizing their adaptable project management and technical expertise.
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$10,000+$50 - $99 / hr10 - 49Sacramento, CA
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See all 11 projectsPrestige Development Group is a Mobile App Development company specializing in cloud infrastructure and iOS Development, known for its expertise in microservices and UI/UX design. Reviews highlight their efficiency, with 100% positive feedback, noting their ability to complete projects ahead of schedule and maintain excellent project management, making them a reliable choice for mobile software engineering needs.
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Undisclosed$25 - $49 / hr10 - 49
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See all 3 projectsCodebyte Solutions is a mobile app development company known for its professionalism and collaborative approach. According to reviews, 100% of clients commend their ability to understand client needs and deliver exceptional quality work on time. Their commitment to client satisfaction has fostered lasting professional relationships and garnered high recommendations.
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$1,000+$25 - $49 / hr10 - 49
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See all 3 projectsEnvazia Technologies is a versatile development company specializing in creating user-friendly platforms, including educational portals and NFT marketplaces. Feedback from clients reflects a high satisfaction rate, with 100% noting their dedication and expertise. Clients appreciate their adaptability and effective project management, though some suggest improvements in post-implementation support and documentation.
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$5,000+$50 - $99 / hr10 - 49Porto Alegre, Brazil
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See all 2 projectsHuia is a versatile web development company specializing in custom CMS platforms and e-commerce solutions. Reviews indicate high satisfaction with Huia's technical expertise and creativity, with 100% of clients appreciating their work quality. However, some clients noted room for improvement in timeline predictions. Overall, Huia is lauded for strong project management and understanding client needs, making them a trusted long-term partner.
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$1,000+$25 - $49 / hr10 - 49
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See all 3 projectsConvexSol is a digital marketing company specializing in comprehensive, results-driven solutions such as SEO, Google Ads management, and content strategy. The company is praised for its customized approach, with all reviews highlighting their tailored strategies and exceptional project management, leading to significant improvements in clients' online presence and engagement. Feedback is overwhelmingly positive, with no major areas for improvement noted.
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$5,000+< $25 / hr50 - 249Skokie, IL
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See all 13 projectsHoff & Mazor is a mobile app development company recognized for its expertise in creating user-friendly and innovative applications across various industries. The reviews highlight a consistent pattern of client satisfaction, with 100% positive feedback, emphasizing their effective communication, timely delivery, and high-quality solutions. Approximately 33% of reviewers specifically mention the commendable expertise of Hoff & Mazor in mobile application development.
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$5,000+$50 - $99 / hr10 - 49Leeds, England
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See all 12 projectsDecodifi Limited is a Mobile App Development company specializing in creating and integrating applications using bubble.io technology. Reviews consistently highlight their strong project management, timely delivery, and high-quality output, with 100% positive feedback. Notably, 50% of reviewers emphasized their impressive communication and client engagement, enhancing their reputation for reliable and efficient Mobile Software Development.
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$10,000+$50 - $99 / hr10 - 49Warszawa, Poland
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See all 9 projectsBlue House Technologies is a mobile app development company specializing in creating customized web and smartphone app solutions for both iOS and Android platforms. Their impressive 100% positive feedback highlights their strong project management, innovative problem-solving skills, and ability to exceed client expectations, enabling enhanced productivity and remote work capabilities.
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$1,000+< $25 / hr10 - 49Jaipur, India
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See all 8 projectsCreator Shadow Software Pvt. Ltd. offers Mobile App Development services, focusing on creating solutions for BPO centers. The overall feedback highlights their technical expertise, enthusiasm, and ability to handle complex and evolving project requirements. Clients appreciate their effective communication and flexibility in managing unknowns and project pivots, ensuring timely and satisfactory product delivery.
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$1,000+$50 - $99 / hr10 - 49Brampton, Canada
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See all 1 projectsEvery IT Solution Inc is a Mobile App Development company renowned for their expertise in creating user-friendly and efficient mobile applications. A significant portion of their reviews—100%—highlight their strong project management and communication skills. Clients consistently commend their technical proficiency in mobile software engineering and their ability to meet project requirements effectively.
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$5,000+$25 - $49 / hr2 - 9
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See all 4 projectsTinsa Soft is a mobile application development company specializing in iOS and Android app creation. Their client feedback highlights a highly collaborative approach, timely task completion, and a focus on aligning their recommendations with client needs. Impressively, 100% of the review mentions their professionalism and the success of delivering a prototype within three months.
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$1,000+$25 - $49 / hr10 - 49
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See all 2 projectsOcena Smart Solutions is an AI automation company specializing in custom workflow solutions. They have received overwhelmingly positive feedback, with 100% of reviewers noting a significant reduction in manual labor, improved efficiency, and cost savings of up to 50%. Clients commend their clear communication, punctuality in project delivery, and seamless integration with existing tools, while suggesting minor improvements in upfront documentation.
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$25,000+< $25 / hr50 - 249ho chi minh city, Vietnam
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See all 4 projectsLogix Technology is a software development company specializing in custom software solutions, cloud integration, and mobile app development. With 100% positive feedback, clients commend their technical expertise, agile project management, and responsiveness. Many reviewers (approximately 75%) highlight their strong alignment with company values and budget-friendly pricing. While communication could improve, especially regarding documentation, their dedication and proactive problem-solving are consistently praised.
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$25,000+$150 - $199 / hr10 - 49Jeffersonville, IN
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See all 3 projectsLevel 12 is a software development company specializing in DevOps, enterprise software development, and website overhauls. Reviews indicate a high level of technical proficiency, with 100% of clients praising their technical solutions. However, 67% of the reviews mention challenges with communication and project timelines. Despite these concerns, Level 12 is recognized for delivering well-written, well-tested software and understanding customer needs.
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$1,000+< $25 / hr10 - 49
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See all 2 projectsVihaa Infotech LLP is a web and application development company renowned for creating dynamic, visually compelling 3D websites. With a 100% positive feedback rate, reviewers consistently praise their efficient project management, innovative solutions, and ability to deliver exceptional performance enhancements. The company is noted for quick adaptation, high engagement with interactive features, and seamless implementation of complex functionalities.
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$1,000+< $25 / hr10 - 49Ahmedabad, India
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See all 1 projectsAgreem Technologies is a web development company known for its professionalism, excellent service, and high-quality work. They successfully transferred and updated a client's website while providing timely communication and effective project management. With 100% positive feedback, clients particularly appreciate their responsiveness and cost-effective solutions.
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Undisclosed$25 - $49 / hr2 - 9
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See all 1 projectsVolcor Software is a software development company, praised for developing effective case management systems. The reviews indicate a 100% positive feedback rate, with clients highlighting excellent communication and alignment with company values. Notably, 100% of reviewers appreciate their budget-friendly pricing and the quality of the end product.
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$5,000+< $25 / hr10 - 49Petaling Jaya, Malaysia
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See all 10 projectsFigzol is a versatile IT solutions provider specializing in web development, UI/UX design, and strategic marketing services. Across reviews, 100% of clients praise Figzol's professionalism, commitment to timely delivery, and adaptability. Approximately 86% of reviewers highlighted their effective project management and ability to meet or exceed expectations. Clients consistently commend Figzol for their innovative approach and alignment with client values.
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$10,000+$150 - $199 / hr2 - 9Philadelphia, PA
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See all 2 projectsSyncware Technologies, Inc. is a Mobile App Development company renowned for building secure and privacy-focused mobile applications, particularly for healthcare startups. Reviews highlight the company's efficiency in translating complex requirements into effective solutions, with a 100% positive feedback rate, though some suggest improvement in project timeline management.
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$1,000+< $25 / hr2 - 9Noida, India
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See all 3 projectsWiselysoft is a specialized Mobile App Development company known for delivering high-quality iOS and Android applications. Client reviews highlight their exceptional communication, commitment to project goals, and ability to execute tasks seamlessly. With a 100% satisfaction rate across reviews, Wiselysoft is praised for their prompt responses and consistency in fulfilling project requirements without false promises.
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$1,000+$25 - $49 / hr2 - 9
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See all 4 projectsDistrict 11 Solutions is a mobile app development company renowned for its exceptional iOS and Android development capabilities. Clients consistently praise their technical expertise and responsive project management. With 100% positive feedback, they are lauded for their ability to swiftly resolve complex issues and adapt to client needs, as evidenced by successful projects in banking and fitness app development.
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$1,000+< $25 / hr10 - 49Jaipur, India
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See all 7 projectsCambrian Infosystems Pvt Ltd is an esteemed offshore development company specializing in IT services, particularly in mobile app development and custom software solutions. The feedback highlights their exceptional technical skills, innovative approach, and effective project management, with 100% of reviewers praising their cost-effective, high-quality solutions and professional communication.
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$1,000+< $25 / hr10 - 49Ahmedabad, India
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See all 4 projectsPatel-Apps Pvt Ltd is a proficient mobile app development company known for delivering high-quality iOS and Android applications. Their reviews highlight exceptional project management and communication skills, with 100% positive feedback emphasizing their timely delivery and comprehensive support. Clients appreciate their competitive pricing and expertise in mobile application development, making them a preferred choice for various projects.
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$1,000+$25 - $49 / hr10 - 49Sandton, South Africa
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See all 3 projectsDigital Design Agency Group is a distinguished web development company specializing in e-commerce platform creation and design, using technologies like PHP, Node.js, and Shopify. With 100% positive feedback, reviewers commend their prompt communication, professionalism, and exemplary project management, resulting in significant user engagement and sales growth. Their expertise in building intuitive, user-friendly websites is notably impressive.
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$1,000+< $25 / hr10 - 49Bengaluru, India
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See all 1 projectsUIPEP Technologies Private Limited is a technology development company that specializes in creating comprehensive frameworks for GDPR compliance, utilizing technologies such as Java, Angular, and MongoDB. Reviews highlight their flexibility, dedication, and effective collaboration, with 100% positive feedback on the end product's user experience. However, there is room for improvement in communication regarding project timelines and user experience understanding.
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$50,000+$50 - $99 / hr10 - 49Zagreb, Croatia
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See all 1 projectsReactor Studio is a business-focused technology solutions provider specializing in scalable product development, as demonstrated by their work with Kiwi.com to enhance ancillary product capabilities. Feedback is overwhelmingly positive, highlighting their adaptability and strong cultural fit, with 100% of reviewers praising their flexibility and collaborative approach. Their project management is consistently commended for its structure and responsiveness.
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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.