Top Cross Platform App Developers
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$25,000+$50 - $99 / hr50 - 249
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See all 2 projectsGurzu Inc is a Mobile App Development company known for its expertise in Android Development and delivering cloud-based infrastructure monitoring solutions. The company has received overwhelmingly positive feedback, with a notable emphasis on their professionalism, technical proficiency, and commitment to aligning development with client needs, though some clients suggest enhanced orientation for non-technical users.
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$25,000+$150 - $199 / hr50 - 249Cambridge, MA
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See all 7 projectsIntrepid (acquired by Accenture) is renowned for its expertise in Mobile App Development, particularly in iOS and Android platforms. The company is highly praised, with an overwhelmingly positive reception, as evidenced by client testimonials highlighting their skilled developers and effective project management. Notably, 100% of reviewers commend Intrepid's ability to integrate seamlessly with client teams and deliver high-quality mobile solutions, emphasizing their commitment to being a true partner.
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$50,000+$50 - $99 / hr50 - 249Lviv, Ukraine
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See all 25 projectsRolique is a mobile app development company renowned for its robust expertise in React Native, iOS, and Android development. With a focus on seamless integration and effective communication, they have consistently delivered high-quality applications, demonstrating flexibility and adherence to timelines. Approximately 80% of reviewers commend their project management skills and ability to meet client expectations, with no significant areas for improvement highlighted.
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$5,000+$25 - $49 / hr10 - 49
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See all 4 projectsDimensional Sys, Inc. is a development company specializing in complex software solutions, such as automated programs and customer management systems. Across multiple reviews, clients praise their proactive project management, intuitive thinking, and the ability to deliver projects ahead of schedule, with 100% of the reviewers highlighting their diligence and problem-solving capabilities. Clients consistently report satisfaction with no significant areas for improvement noted.
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$25,000+$100 - $149 / hr10 - 49Collingwood, Australia
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See all 1 projectsWe Make Apps is a Mobile App Development company specializing in iOS development, particularly for iPad applications. Their reviews highlight exceptional quality and responsiveness, with 100% positive feedback regarding their ability to meet project requirements and deliver solutions promptly. Clients consistently commend their reliability and problem-solving capabilities, ensuring fast and efficient mobile software development.
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$1,000+$25 - $49 / hr2 - 9București, Romania
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See all 2 projectsSoftclaire is a Mobile App Development company specializing in iOS and Android applications. Their reviews highlight efficient project management, strong communication, and rapid bug resolution, with 100% positive feedback on responsiveness and deliverables. Clients appreciate their ability to meet deadlines and accommodate updates, ensuring high-quality app structures and user experiences.
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$5,000+$25 - $49 / hr50 - 249Ahmedabad, India
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See all 4 projectsSkywave Info Solutions PVT LTD is a reputable Mobile App Development company known for offering comprehensive application development services, including Android and iOS development. The feedback from their clients is overwhelmingly positive, with 100% of reviewers highlighting their professionalism, talent, and effectiveness in project execution. Clients appreciate their ability to deliver visually appealing and error-free platforms and their impressive project management skills.
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$10,000+$25 - $49 / hr2 - 9
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See all 6 projectsBroduction is a mobile app development company specializing in iOS and Android solutions. Across all reviews, clients express high satisfaction with their expertise, responsiveness, and timely delivery, with 100% positive feedback and no identified areas for improvement. Notably, 75% of reviewers emphasize Broduction's professionalism and reliability in managing complex projects.
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$5,000+$25 - $49 / hr10 - 49T'bilisi, Georgia
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See all 5 projectsIZY is a versatile software development company known for its technical expertise in project implementation, including document automation, UI/UX enhancements, and website redesigns. The company maintains a consistently high level of professionalism and adaptability, with 100% of reviews highlighting their communication, dedication, and effective solutions. While most clients express satisfaction, some suggest improvements in proactive communication and dedicated QA resources.
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$1,000+$25 - $49 / hr10 - 49Lagos, Nigeria
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See all 1 projectsNovotech Software Solutions is a Mobile App Development company known for delivering quality web and mobile applications on time. Reviewers appreciate their clear communication and dedication to tasks, with 100% positive feedback highlighting their effective project management and commitment to deliverables.
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$25,000+$50 - $99 / hr50 - 249
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See all 1 projectsEversis is a project management firm specializing in IT infrastructure projects. Overall, feedback is overwhelmingly positive, with 100% of reviewers highlighting effective communication and successful project outcomes. The company is noted for managing complex and satisfying projects, evidenced by securing new work proposals from esteemed clients like the European Space Agency.
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$5,000+$50 - $99 / hr10 - 49Münchenstein, Switzerland
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See all 9 projectsY-Tech is a software development company specializing in mobile app development, consistently praised for its technical expertise and proactive partnership. They achieved a 4.7 average user rating, and 75% retention rate, with 90% of feedback highlighting their effective project management and responsiveness, although some noted initial oversights due to a swift delivery pace.
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$5,000+$50 - $99 / hr10 - 49Granada, Spain
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See all 9 projectsJensen Technologies is a versatile company specializing in Mobile App Development, including iOS and Android platforms. Reviews highlight their ability to meet deadlines, deliver user-friendly applications, and maintain strong project management, with a 100% positive feedback rate regarding their responsiveness and thoroughness. Clients appreciate their diligence and adaptability, ensuring successful project outcomes.
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$25,000+$50 - $99 / hr2 - 9
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See all 4 projectsDigital Art Dealers is a distinguished company specializing in Mobile App Development, including iOS and Android Development. They receive overwhelmingly positive feedback, with 100% of reviewers praising their adaptability, responsiveness, and alignment with client goals. Clients appreciate their high-quality code, effective project management, and unique ability to exceed expectations, highlighting their competence in mobile software development.
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$10,000+$25 - $49 / hr50 - 249Rīga, Latvia
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See all 12 projectsDiatom Enterprises is a versatile software development company specializing in end-to-end solutions across various industries, including EdTech, logistics, and AI, with expertise in technologies like C#.Net, AngularJS, and Node. Their reviews reflect a commitment to high-quality deliverables and effective project management, with 90% of feedback highlighting their professionalism and technical proficiency. Clients appreciate their adaptability, strong communication, and ability to integrate seamlessly with internal teams, although minor language barriers were occasionally noted.
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$1,000+$25 - $49 / hr10 - 49Delhi, India
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See all 15 projectsThe Night Marketer is a web development and digital marketing company recognized for offering a comprehensive range of services, including website design, digital marketing, and custom web solutions. The company receives overwhelmingly positive feedback, with approximately 90% of reviewers highlighting their professionalism, timely delivery, and good value for cost. Clients frequently commend the team's responsive communication and flexibility, with several noting their seamless project management and customer-oriented approach.
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$10,000+$100 - $149 / hr10 - 49Olomouc, Czech Republic
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See all 5 projectsLucidCircus is a web design and development company noted for its professional conduct and skillful client engagement. With a commendable 100% positive feedback rate, they are praised for their patience, creativity, and commitment to client priorities, delivering timely and tailored solutions despite project delays.
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$5,000+< $25 / hr10 - 49
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See all 3 projectsIT OESTE is a mobile app development company focusing on Android and iOS platforms, delivering comprehensive solutions for digitization and automation. Both reviews highlight their effective communication and outstanding project management, resulting in a 100% positive feedback rate. Clients appreciate their competitive pricing, swift response times, and flexibility in handling evolving project needs.
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$5,000+$25 - $49 / hr10 - 49
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See all 5 projectsTechtimize is a mobile app development company specializing in creating dependable and user-friendly applications for both iOS and Android platforms. Their services are highly regarded, with over 85% of user feedback being positive and an average app rating exceeding 4.5 stars. Clients commend their adaptability, effective project management, and efficient communication.
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$25,000+$25 - $49 / hr50 - 249
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See all 9 projectsiTexico is a versatile technology services company providing software development, staff augmentation, and project management using a wide array of technologies including .NET, SQL, Angular, Java, and Node.js. Feedback from clients is overwhelmingly positive, with approximately 90% highlighting their effective communication, adaptability, and high-quality engineering talent. Clients also appreciate their capacity to integrate seamlessly into existing teams and the strong relationships they build, although some suggest improvements in specifying project needs and expanding remote work options.
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$25,000+$50 - $99 / hr10 - 49
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See all 6 projectsRiseApp'z is a mobile app development company specializing in iOS and Android development, with a focus on delivering user-friendly and innovative solutions. They have received overwhelmingly positive feedback, with around 90% of reviewers praising their professionalism, communication, and commitment to delivering high-quality, customized applications. Clients commend their ability to understand project objectives and deliver on time, highlighting their budget-friendly services and ISO 27001 certification.
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Undisclosed< $25 / hr10 - 49Surat, India
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See all 5 projectsCodeX Lancers is a Mobile App Development company known for its expertise in iOS and Android Development. Overall, the company receives positive feedback, with clients appreciating their commitment, timely delivery, and effective project management. Approximately 75% of reviewers highlight their excellent communication and problem-solving skills, though some suggest improvement in code review processes.
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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 specializes in technology integration and web development, offering services such as cloud data integration and website overhauls. Client feedback highlights their professionalism and dedication, with 100% positive reviews praising their innovative solutions and commitment to meeting client goals. Notably, 50% of reviewers commend their knowledge and problem-solving abilities.
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$10,000+$50 - $99 / hr2 - 9Kraków, Poland
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See all 2 projectsForkflow is a specialized Mobile App Development company focusing on React and React Native development. The company demonstrates strong project management skills, with 100% positive feedback on timely delivery and excellent communication. Reviewers highlight their ability to work independently and efficiently with minimal guidance.
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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 praised for their effective project management, accessibility, and strong communication skills. With 100% of reviewers noting high satisfaction, they are recognized for delivering impressive mobile application development solutions, despite occasional delays due to last-minute changes. Clients commend their ability to provide advice and be available around the clock.
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$10,000+$25 - $49 / hr250 - 999Białystok, Poland
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See all 5 projectsInspeerity is a versatile software development company offering services in mobile application development, including iOS development, as well as web and cloud-based solutions. Reviewers consistently praise Inspeerity for their high-quality deliverables, agile project management, and excellent communication, with 100% of reviews highlighting their positive company culture and value for cost.
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$50,000+$50 - $99 / hr50 - 249Cluj-Napoca, Romania
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See all 6 projectsCrafting Software Innovation is a mobile app development company specializing in iOS and Android application development. Reviews highlight their excellence in project management, flexibility, and dedication to client vision, with 100% of reviewers praising their adaptability and communication. Clients commend their ability to deliver high-quality, feature-rich products efficiently, establishing them as reliable partners for mobile software development.
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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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$1,000+< $25 / hr10 - 49Ambala Cantt, India
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See all 4 projectsXportsoft Technologies Pvt. Ltd. is a versatile digital marketing and development company, excelling in website development, SEO, and social media marketing. With over 90% positive feedback, clients commend their professionalism, responsiveness, and ability to significantly boost online visibility and engagement. However, they could improve proactive communication during key phases of projects.
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$10,000+$25 - $49 / hr50 - 249Ludhiana, India
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See all 5 projectsLogiciel Solutions is a versatile application development company specializing in mobile software development, including iOS and Android platforms. The company receives overwhelmingly positive feedback, with clients praising their technical expertise, professionalism, and proactive project management. Approximately 100% of reviews highlight their thoughtful approach and commitment to delivering comprehensive, user-focused solutions, consistently exceeding client expectations.
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$10,000+$25 - $49 / hr10 - 49London, England
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See all 10 projectsRightsoft LTD is a Mobile App Development company known for delivering complex mobile apps and websites. The majority of feedback is positive, emphasizing their professionalism, effective communication, and problem-solving skills. With no negative feedback reported, 100% of reviewers highlight their promptness and excellent project management.
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$10,000+$25 - $49 / hr10 - 49
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See all 4 projectsCreativería is a versatile software development company known for its exceptional project management, creativity, and agile methodologies. With 100% positive feedback in reviews, clients praise their ability to understand needs and deliver functional products. Their minimalistic design approach and clear communication have been highlighted in 75% of reviews, showcasing a focus on client satisfaction and effective solutions.
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$10,000+$25 - $49 / hr10 - 49Ahmedabad, India
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See all 8 projectsSeven Bits Technologies is a software development firm specializing in Mobile App Development, offering comprehensive services including iOS and Android app creation and blockchain integration. Reviews highlight their exceptional project management, timely delivery, and seamless integration with client teams. With a strong emphasis on communication and adaptability, 100% of the feedback is positive, commending their expertise, reliability, and professionalism.
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$10,000+$50 - $99 / hr10 - 49Dublin 1, Ireland
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See all 3 projectsThreadable.io is a distinguished Mobile App Development company that excels in delivering custom software solutions, particularly for iOS and Android platforms. With an impressive track record, 100% of reviewers highlight their meticulous project management and attention to detail. Clients report significant operational improvements, such as a 99.63% reduction in task completion times and a 40% increase in efficiency, underscoring Threadable.io’s capability in transformative digital solutions.
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List of the Top 15 Cross Platform Application Development Companies
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$50,000+$50 - $99 / 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 -
$5,000+$25 - $49 / hr250 - 999Jaipur, India
Ability to deliver
39.9/40.020/20 Reviews10/10 Clients & Experience9.9/10 Market PresenceService focus
60% Mobile App Development60% Hybrid & cross platform apps40% 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 -
$25,000+$25 - $49 / hr50 - 249Warszawa, Poland
Ability to deliver
39.7/40.020/20 Reviews10/10 Clients & Experience9.7/10 Market PresenceService focus
60% Mobile App Development50% Hybrid & cross platform apps40% 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
39.3/40.020/20 Reviews10/10 Clients & Experience9.3/10 Market PresenceService focus
60% Mobile App Development50% Hybrid & cross platform apps40% Other -
$10,000+$50 - $99 / hr50 - 249Montevideo, Uruguay
Ability to deliver
39.1/40.019.8/20 Reviews10/10 Clients & Experience9.3/10 Market PresenceService focus
75% Mobile App Development80% Hybrid & cross platform apps25% Other -
$10,000+$25 - $49 / hr50 - 249Indore, India
Ability to deliver
39.1/40.019.6/20 Reviews10/10 Clients & Experience9.5/10 Market PresenceService focus
60% Mobile App Development50% Hybrid & cross platform apps40% 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+< $25 / hr250 - 999Gurugram, India
Ability to deliver
39.8/40.020/20 Reviews10/10 Clients & Experience9.8/10 Market PresenceService focus
30% Mobile App Development30% Hybrid & cross platform apps70% Other -
$5,000+< $25 / hr50 - 249New York, NY
Ability to deliver
39.8/40.020/20 Reviews10/10 Clients & Experience9.8/10 Market PresenceService focus
60% Mobile App Development40% Hybrid & cross platform apps40% Other -
$5,000+$25 - $49 / hr250 - 999Surry Hills, Australia
Ability to deliver
40/40.020/20 Reviews10/10 Clients & Experience10/10 Market PresenceService focus
50% Mobile App Development25% 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+$25 - $49 / hr250 - 999San Francisco, CA
Ability to deliver
39.9/40.020/20 Reviews10/10 Clients & Experience9.9/10 Market PresenceService focus
25% Mobile App Development80% Hybrid & cross platform apps75% 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 -
$50,000+$150 - $199 / hr10 - 49Chicago, IL
Ability to deliver
37.9/40.018.6/20 Reviews10/10 Clients & Experience9.3/10 Market PresenceService focus
60% Mobile App Development60% Hybrid & cross platform apps40% Other -
$25,000+$25 - $49 / hr250 - 999Austin, TX
Ability to deliver
39.4/40.019.8/20 Reviews10/10 Clients & Experience9.6/10 Market PresenceService focus
25% Mobile App Development50% Hybrid & cross platform apps75% Other -
$50,000+$50 - $99 / hr1,000 - 9,999L'viv, Ukraine
Ability to deliver
38.8/40.019/20 Reviews10/10 Clients & Experience9.8/10 Market PresenceService focus
21% Mobile App Development35% Hybrid & cross platform apps79% Other -
Undisclosed$25 - $49 / hr250 - 999San Jose, CA
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 -
$25,000+$50 - $99 / hr50 - 249Buenos Aires, Argentina
Ability to deliver
38.8/40.019.2/20 Reviews10/10 Clients & Experience9.6/10 Market PresenceService focus
40% Mobile App Development60% Hybrid & cross platform apps60% Other -
$50,000+$25 - $49 / hr250 - 999San Francisco, CA
Ability to deliver
40/40.020/20 Reviews10/10 Clients & Experience10/10 Market PresenceService focus
50% Mobile App Development20% Hybrid & cross platform apps50% Other -
$5,000+$25 - $49 / hr50 - 249ST. Petersburg, FL
Ability to deliver
39.3/40.019.8/20 Reviews10/10 Clients & Experience9.6/10 Market PresenceService focus
50% Mobile App Development35% Hybrid & cross platform apps50% Other -
$5,000+< $25 / hr250 - 999Hanoi, Vietnam
Ability to deliver
38.3/40.020/20 Reviews10/10 Clients & Experience8.3/10 Market PresenceService focus
30% Mobile App Development30% Hybrid & cross platform apps70% 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 - $49 / hr1,000 - 9,999Dallas, TX
Ability to deliver
37.1/40.020/20 Reviews10/10 Clients & Experience7.1/10 Market PresenceService focus
30% Mobile App Development25% Hybrid & cross platform apps70% 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 -
$25,000+$25 - $49 / hr50 - 249Miami, FL
Ability to deliver
36.9/40.017.6/20 Reviews10/10 Clients & Experience9.3/10 Market PresenceService focus
60% Mobile App Development50% Hybrid & cross platform apps40% 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 -
$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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Consumers are adopting wearable technology to gain better insights into their health and wellness, but many are concerned about how their data is being...
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.