Top Cross Platform App Developers
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$1,000+< $25 / hr10 - 49Ahmedabad, India
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See all 13 projectsBMV System Integration Pvt. Ltd. is a Mobile App Development company that excels in delivering comprehensive solutions, including app and web development. With 100% positive feedback, clients commend their timely delivery, effective communication, and innovative approach. Over 60% of reviewers emphasize their ability to tackle complex project requirements and provide exceptional project management.
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$5,000+$50 - $99 / hr10 - 49Leeds, England
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See all 12 projectsDecodifi Limited specializes in Mobile App Development, offering expertise in bubble.io app creation and integration services. Reviewers commend their high-quality delivery and effective communication, with 100% positive feedback highlighting their reliability and customer-focused approach. Clients appreciate their timely project completion and ability to seamlessly integrate solutions like Stripe, ensuring customer satisfaction and solid trust in their capabilities.
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$1,000+< $25 / hr10 - 49Bhubaneswar, India
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See all 3 projectsYoctotta Softwares Private Limited is a versatile software development company specializing in web development, mobile application creation, and tailored software solutions. With a consistent 100% positive feedback rate, clients appreciate their professionalism, effective communication, and reasonable pricing. Notably, 100% of reviewers commend their work culture and project management skills, reflecting a commitment to delivering high-quality, timely results.
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$10,000+$150 - $199 / hr10 - 49Lancaster, PA
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See all 1 projectsIndustrial Resolution is a software development company specializing in web interfaces, data modeling, and prototyping applications. Reviews indicate a high level of satisfaction, with clients praising their communication, project management, and expertise in modern programming languages, while noting minor challenges with third-party API integrations. 100% of reviewers highlight their problem-solving skills and ability to enhance existing processes.
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$5,000+$50 - $99 / hr2 - 9Bengaluru, India
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See all 1 projectsAccode Software Pvt. Ltd. is a Mobile App Development company known for its expertise in native app development and technical consulting. The feedback highlights their proficient use of technologies like React Native and Firebase, with 100% of reviewers noting their timeliness and strong communication skills, emphasizing the founder's technical expertise.
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$5,000+$150 - $199 / hr10 - 49Beach, New Zealand
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See all 1 projectsPutti is a New Zealand-based mobile app development company specializing in Android development and web-based solutions. Their reviews highlight strong project management and a collaborative approach, with 100% positive feedback for their ability to tailor solutions and meet challenging deadlines. Notably, 100% of reviewers appreciated their partnership-oriented mindset, emphasizing their alignment with client objectives and strategic collaboration.
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$10,000+$25 - $49 / hr250 - 999Milpitas, CA
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See all 7 projectsTeksun Inc is a versatile technology company specializing in firmware, hardware, AI, and mobile application development, including iOS and Android platforms. Feedback highlights their professionalism, effective project management, and innovative capabilities, with 100% positive reviews emphasizing their expertise and commitment to project goals. Teksun Inc is commended for their ability to work with both major companies and startups.
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$25,000+$25 - $49 / hr250 - 999
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See all 4 projectsSmartexe is a development company specializing in creating scalable media streaming systems, enhancing in-house development teams, and building websites and mobile applications. The company received overwhelmingly positive feedback, with clients praising their dedication, flexibility, and professionalism. Notably, 100% of reviewers highlighted Smartexe's effective communication and project management skills, indicating a strong emphasis on client satisfaction and timely delivery.
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UndisclosedUndisclosed250 - 999Pune, India
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See all 1 projectsExcellon Software is a versatile software development company specializing in ERP systems, dealership management, and B2C platforms. According to reviews, they are praised for their timely delivery and effective project management, with 100% positive feedback regarding the successful launch of a B2C platform. Areas for improvement include refining MVP development.
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$1,000+< $25 / hr2 - 9Jaipur, India
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See all 1 projectsRound Bracket Infosolutions Pvt. Ltd. is an SEO and website development company praised for its client-centric approach and exceptional project management. The company achieved 100% timely delivery and fostered a positive client relationship, resulting in increased audience reach and business inquiries. The feedback is overwhelmingly positive, noting their cultural alignment and cooperative nature.
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$1,000+< $25 / hr10 - 49Surat, India
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See all 11 projectsIdea2Code Infotech LLP is a mobile app development company specializing in creating high-quality apps with seamless user experiences. Reviews show a 100% positive feedback rate, highlighting their excellent project management, effective communication, and ability to meet and exceed client expectations. Impressively, 83% of reviewers commend their understanding of client needs and adaptability.
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$5,000+$25 - $49 / hr1,000 - 9,999Emeryville, CA
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See all 25 projectsSeasia Infotech is a mobile and application development company specializing in iOS and Android platforms. The company has received a mix of feedback, with about 80% of reviews highlighting their strong project management, timely delivery, and expertise in mobile software development. However, one review reports significant dissatisfaction, citing missed deadlines and communication issues, suggesting room for improvement in certain projects. Overall, clients appreciate their commitment to user-friendly and innovative app solutions.
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$5,000+$25 - $49 / hr50 - 249Mumbai, India
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See all 1 projectsDatagrid Solutions is a web development company known for its professional approach and customer relationship management. They successfully delivered a high-quality website for Nicho Group, showcasing their capabilities in digital presence. Overall feedback is overwhelmingly positive, highlighting efficient project management and alignment with client expectations, with 100% of reviewers acknowledging their impressive service and communication.
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$5,000+$25 - $49 / hr10 - 49Sahibzada Ajit Singh Nagar, India
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See all 8 projectsDikonia is a versatile company specializing in Mobile App Development, offering services across various platforms including iOS and Android. Their reviews reflect a strong emphasis on technical proficiency, particularly in Mobile Software Development, with 100% of reviewers highlighting their effective communication and collaborative approach. Although timelines occasionally exceed initial estimates, feedback consistently praises their responsiveness and ability to deliver functional, user-friendly applications.
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$5,000+$25 - $49 / hr10 - 49Warszawa, Poland
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See all 13 projectsiLabs is a versatile web development company specializing in creating modern, responsive websites, managing social media, and providing branding solutions. Reviews indicate a strong emphasis on timely project delivery, effective communication, and excellent customer service. Impressively, 100% of reviewers praised iLabs for their professionalism and proactive approach, with no significant areas for improvement identified.
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$5,000+$25 - $49 / hr10 - 49
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See all 7 projectsYour App Hero is a distinguished Mobile App Development company, known for its expertise in creating seamless user experiences and integrating advanced marketing tools. With a small team of 2-5 members, they achieve high client satisfaction, noted by positive feedback on their innovation and timely project delivery. Approximately 100% of reviewers highlight their professionalism and responsiveness, underscoring their commitment to client success.
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$1,000+$25 - $49 / hr10 - 49
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See all 6 projectsAutuskey Private Limited is a Mobile App Development company, noted for its dedication to creating customized solutions such as user-friendly dashboards and mobile apps. Their reviews are overwhelmingly positive, with 100% of clients praising their professionalism, timeliness, and customer support. The company's promoters are recognized for their passion and accountability in delivering and supporting projects.
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$5,000+$25 - $49 / hr10 - 49
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See all 6 projectsBrewApps, LLC is a Mobile App Development company specializing in iOS and Android Development. The company is consistently praised for its efficient communication, timeliness, and ability to deliver robust, user-friendly applications. Notably, BrewApps has received 100% positive feedback, with multiple reviewers highlighting their exceptional project management and technical expertise. Clients commend their flexibility and commitment to understanding complex project requirements.
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$5,000+$25 - $49 / hr10 - 49Pozos, Costa Rica
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See all 1 projectsBamboo is a development company specializing in frontend development and DevOps services. According to a review, they are highly praised for their strong communication skills, dedication, and ability to deliver tasks within deadlines, with 100% of the feedback highlighting their understandability and ownership of projects. However, an area for improvement includes better delegation of tasks to junior developers.
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$10,000+$25 - $49 / hr10 - 49Montevideo, Uruguay
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See all 3 projectsBlockBear is a Mobile App Development company specializing in blockchain-based solutions. Clients consistently praise their professionalism and industry knowledge, with 100% positive feedback highlighting their effective collaboration and ability to learn new industry specifics. Their expertise in developing mobile and web platforms for traceability solutions stands out, particularly in the LATAM fashion industry.
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$25,000+$25 - $49 / hr50 - 249Nashik, India
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See all 2 projectsPointMatrix IT Services is a technology solutions provider specializing in software development, particularly for industries like legal tech and online ordering platforms. Reviews highlight their transparency, technical expertise, and strong project management skills, with 100% positive feedback on their adaptability and support. Clients commend their ability to handle complex problems and maintain minimal downtime, underscoring their reliability and professionalism.
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$1,000+$50 - $99 / hr10 - 49Amsterdam, Netherlands
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See all 1 projectsYour Next Agency is a web development company recognized for their design and development expertise, particularly in creating user-friendly websites and catalog systems. Reviewers frequently praise their technical knowledge, efficiency, and customer-oriented approach, with 100% of feedback highlighting speed and responsiveness. Some suggest improvements in cost control, but overall satisfaction is high.
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$5,000+$25 - $49 / hr10 - 49Sydney, Australia
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East Nova Tech is a technology solutions company specializing in custom CRM development. Their services were highly rated by clients, with approximately 95% user adoption and a 30–50% reduction in manual tasks. Reviewers frequently lauded their competitive pricing, clear communication, and professionalism, with 90% of internal tasks completed efficiently within their CRM systems.
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$5,000+$25 - $49 / hr10 - 49Karachi, Pakistan
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See all 1 projectsApptycoons is a mobile app development company excelling in iOS development and implementation. Reviews highlight their strong technical capabilities, efficient project management, and proactive problem-solving, with 100% positive feedback on timely delivery and responsiveness. Clients appreciate their alignment with company values and budget-friendly pricing.
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$1,000+< $25 / hr10 - 49Sahibzada Ajit Singh Nagar, India
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See all 5 projectsAbacus Technologies is a web development company known for its skilled team and exceptional customer service. The company has received overwhelmingly positive feedback, with 100% of reviewers highlighting their effective communication and transparent processes. Clients appreciate their ability to deliver impressive, user-friendly websites that align with business goals, emphasizing Abacus's commitment to customer satisfaction and continuous improvement.
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$1,000+$50 - $99 / hr10 - 49Reykjavík, Iceland
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See all 1 projectsTechState.io is a web development company known for creating tailored and effective websites. According to their reviews, 100% of clients express satisfaction with both the outcome and the team’s exceptional communication skills. Clients highlight the company’s seamless integration of technology and web development and commend their fast onboarding process.
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$10,000+$50 - $99 / hr50 - 249Ahmedabad, India
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See all 3 projectsTMedia Business Solution Pvt. Ltd. is a technology solutions company specializing in developing custom applications, database tools, and dashboards. Reviewers universally praise their project management and communication, with 100% expressing satisfaction with the deliverables, timeliness, and technical expertise. Clients commend their ability to adapt quickly to challenges and deliver high-quality results without needing redevelopment.
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$5,000+< $25 / hr10 - 49Da Nang, Vietnam
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See all 2 projectsRayyone is a Mobile App Development company known for its solutions-driven approach and technical expertise, particularly in healthcare. Reviews indicate a 100% positive feedback rate, emphasizing timely delivery, excellent communication, and value for cost. Their work ethic and attention to detail stand out, contributing to a successful app launch and enhanced operational efficiency.
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$5,000+$25 - $49 / hr250 - 999Minato City, Japan
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See all 3 projectsGIANTY is a firm specializing in Application Development, delivering comprehensive mobile and web solutions. With a 90% positive feedback rate, clients highlight their talented team, efficient project management, and significant improvements in quality and release cycles. However, enhancing communication between offshore and internal teams could further optimize collaboration.
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$10,000+$25 - $49 / hr10 - 49
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See all 3 projectsBiomStudio is a consultancy firm specializing in gamification and tokenomics services, often mentioned for their high-quality deliverables and effective communication. With positive feedback from all reviewers, BiomStudio is praised for their attention to detail, timely delivery, and the ability to exceed expectations, making them a trusted partner in diverse projects. While their pricing may not be the cheapest, the value provided is considered a worthwhile investment.
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$25,000+$50 - $99 / hr10 - 49Highland Heights, OH
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See all 5 projectsNCompas Business Solutions Inc. provides Mobile App Development and website development services, with expertise in iOS and Android Development. Reviews highlight their project management, responsiveness, and willingness to address out-of-scope issues. Clients commend their ability to solve complex problems efficiently and deliver projects on time.
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$1,000+< $25 / hr2 - 9Ahmedabad, India
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See all 10 projectsDynamic Edge Creative is a Mobile App Development company specializing in iOS and Android Development. Reviews highlight the company's strong customer focus and ability to deliver high-quality projects on time, with 100% of reviewers noting their adaptability and professional communication. While their project management is generally effective, some suggest the use of more formal tools for enhanced client updates.
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$5,000+$25 - $49 / hr10 - 49
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See all 2 projectsXPikTech is a web development company specializing in enhancing online platforms with features such as product pages, review systems, and custom code blocks. Client feedback highlights their effective project management and ability to deliver solutions promptly, with 100% of reviews expressing satisfaction with their adaptability and timely completion of projects, despite initial communication challenges.
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$1,000+< $25 / hr2 - 9
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See all 3 projectsFuture Expert is a web development company specializing in customized solutions using .NET technology for diverse clients, including community websites, e-commerce platforms, and bespoke websites. Reviews highlight their strong project management and ability to meet complex requirements, with 100% of clients reporting satisfaction and no major complaints. However, one review noted a need for more proactive enhancements and quicker response times.
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$5,000+< $25 / hr10 - 49Kozhikode, India
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See all 17 projectsMindster is a Mobile App Development company specializing in creating custom applications for diverse industries, including finance, healthcare, and logistics. The reviews highlight their commitment and flexibility, with 100% of clients expressing satisfaction with their project management and outcomes. Notably, 50% of reviewers emphasize their proactive communication and expertise in implementing innovative solutions.
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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
37.4/40.020/20 Reviews10/10 Clients & Experience7.4/10 Market PresenceService focus
40% Mobile App Development50% Hybrid & cross platform apps60% Other -
$10,000+$25 - $49 / hr50 - 249Warszawa, Poland
Ability to deliver
37.1/40.020/20 Reviews10/10 Clients & Experience7.1/10 Market PresenceService focus
55% Mobile App Development50% Hybrid & cross platform apps45% Other -
$10,000+$25 - $49 / hr250 - 999Bengaluru, India
Ability to deliver
37.5/40.020/20 Reviews10/10 Clients & Experience7.5/10 Market PresenceService focus
30% Mobile App Development100% Hybrid & cross platform apps70% Other -
$25,000+$25 - $49 / hr50 - 249Agoura Hills, CA
Ability to deliver
36.8/40.020/20 Reviews10/10 Clients & Experience6.8/10 Market PresenceService focus
50% Mobile App Development50% Hybrid & cross platform apps50% Other -
$10,000+$50 - $99 / hr250 - 999Greenville, SC
Ability to deliver
36.6/40.020/20 Reviews10/10 Clients & Experience6.6/10 Market PresenceService focus
60% Mobile App Development55% Hybrid & cross platform apps40% Other -
$5,000+$25 - $49 / hr250 - 999Jaipur, India
Ability to deliver
36.5/40.020/20 Reviews10/10 Clients & Experience6.5/10 Market PresenceService focus
60% Mobile App Development60% Hybrid & cross platform apps40% Other -
$25,000+$50 - $99 / hr50 - 249Warszawa, Poland
Ability to deliver
36.4/40.020/20 Reviews10/10 Clients & Experience6.4/10 Market PresenceService focus
80% Mobile App Development100% Hybrid & cross platform apps20% Other -
$10,000+$50 - $99 / hr50 - 249Montevideo, Uruguay
Ability to deliver
36.3/40.018.6/20 Reviews10/10 Clients & Experience7.7/10 Market PresenceService focus
75% Mobile App Development80% Hybrid & cross platform apps25% Other -
$10,000+$50 - $99 / hr50 - 249Denver, CO
Ability to deliver
38.2/40.020/20 Reviews10/10 Clients & Experience8.2/10 Market PresenceService focus
50% Mobile App Development30% Hybrid & cross platform apps50% Other -
$5,000+< $25 / hr50 - 249Dallas, TX
Ability to deliver
36.8/40.020/20 Reviews10/10 Clients & Experience6.8/10 Market PresenceService focus
50% Mobile App Development40% Hybrid & cross platform apps50% Other -
$25,000+$25 - $49 / hr250 - 999Irving, TX
Ability to deliver
36.3/40.020/20 Reviews10/10 Clients & Experience6.3/10 Market PresenceService focus
30% Mobile App Development30% Hybrid & cross platform apps70% Other -
$25,000+< $25 / hr250 - 999Gurugram, India
Ability to deliver
35.9/40.020/20 Reviews10/10 Clients & Experience5.9/10 Market PresenceService focus
30% Mobile App Development30% Hybrid & cross platform apps70% Other -
$10,000+$25 - $49 / hr250 - 999Kolkata, India
Ability to deliver
35.2/40.020/20 Reviews9.8/10 Clients & Experience5.4/10 Market PresenceService focus
30% Mobile App Development35% Hybrid & cross platform apps70% Other -
$10,000+$50 - $99 / hr50 - 249Ząbki, Poland
Ability to deliver
34.6/40.020/20 Reviews9.3/10 Clients & Experience5.3/10 Market PresenceService focus
75% Mobile App Development100% Hybrid & cross platform apps25% Other -
$25,000+$100 - $149 / hr50 - 249Los Angeles, CA
Ability to deliver
35.9/40.020/20 Reviews10/10 Clients & Experience5.9/10 Market PresenceService focus
50% Mobile App Development40% Hybrid & cross platform apps50% Other -
$25,000+$50 - $99 / hr50 - 249Rzeszów, Poland
Ability to deliver
34.4/40.019.4/20 Reviews10/10 Clients & Experience5/10 Market PresenceService focus
50% Mobile App Development50% Hybrid & cross platform apps50% Other -
$1,000+$50 - $99 / hr10 - 49Philadelphia, PA
Ability to deliver
38.1/40.020/20 Reviews10/10 Clients & Experience8.1/10 Market PresenceService focus
80% Mobile App Development25% Hybrid & cross platform apps20% Other -
$25,000+$50 - $99 / hr1,000 - 9,999Gliwice, Poland
Ability to deliver
35.1/40.018/20 Reviews10/10 Clients & Experience7.1/10 Market PresenceService focus
20% Mobile App Development30% Hybrid & cross platform apps80% Other -
$10,000+$25 - $49 / hr10 - 49Kyiv, Ukraine
Ability to deliver
33.2/40.018.4/20 Reviews9.9/10 Clients & Experience4.9/10 Market PresenceService focus
70% Mobile App Development80% Hybrid & cross platform apps30% Other -
$50,000+$50 - $99 / hr1,000 - 9,999L'viv, Ukraine
Ability to deliver
35.2/40.017.6/20 Reviews10/10 Clients & Experience7.6/10 Market PresenceService focus
17% Mobile App Development35% Hybrid & cross platform apps83% Other -
$10,000+$25 - $49 / hr50 - 249Indore, India
Ability to deliver
33/40.018/20 Reviews10/10 Clients & Experience5/10 Market PresenceService focus
50% Mobile App Development50% Hybrid & cross platform apps50% Other -
$25,000+$50 - $99 / hr50 - 249Buenos Aires, Argentina
Ability to deliver
32.8/40.017.4/20 Reviews10/10 Clients & Experience5.4/10 Market PresenceService focus
50% Mobile App Development60% Hybrid & cross platform apps50% Other -
$50,000+$150 - $199 / hr10 - 49Chicago, IL
Ability to deliver
32.8/40.017/20 Reviews10/10 Clients & Experience5.8/10 Market PresenceService focus
60% Mobile App Development60% Hybrid & cross platform apps40% Other -
$1,000+< $25 / hr50 - 249Kolkata, India
Ability to deliver
32.8/40.017.8/20 Reviews10/10 Clients & Experience5/10 Market PresenceService focus
50% Mobile App Development50% Hybrid & cross platform apps50% Other -
$10,000+$25 - $49 / hr10 - 49
Ability to deliver
32.6/40.018.2/20 Reviews9.8/10 Clients & Experience4.6/10 Market PresenceService focus
70% Mobile App Development80% Hybrid & cross platform apps30% Other -
$50,000+$100 - $149 / hr10 - 49London, England
Ability to deliver
32.6/40.017/20 Reviews10/10 Clients & Experience5.6/10 Market PresenceService focus
70% Mobile App Development70% Hybrid & cross platform apps30% Other -
$10,000+$50 - $99 / hr50 - 249Wrocław, Poland
Ability to deliver
35.2/40.020/20 Reviews9.8/10 Clients & Experience5.4/10 Market PresenceService focus
30% Mobile App Development60% Hybrid & cross platform apps70% Other -
$10,000+$25 - $49 / hr250 - 999Kuala Lumpur, Malaysia
Ability to deliver
33.7/40.019/20 Reviews10/10 Clients & Experience4.7/10 Market PresenceService focus
30% Mobile App Development30% Hybrid & cross platform apps70% Other -
$5,000+$25 - $49 / hr1,000 - 9,999Noida, India
Ability to deliver
32.3/40.017.6/20 Reviews10/10 Clients & Experience4.7/10 Market PresenceService focus
30% Mobile App Development25% Hybrid & cross platform apps70% Other -
$5,000+$25 - $49 / hr50 - 249Dnipro, Ukraine
Ability to deliver
33.6/40.018.2/20 Reviews10/10 Clients & Experience5.4/10 Market PresenceService focus
40% Mobile App Development60% 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.