Top 100 Cross Platform App Developers in Los Angeles

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Top 100 Cross Platform App Developers in Los Angeles

The Best of December 2024

Looking for a top cross platform mobile app development company in Los Angeles?

Cross-platform mobile applications have benefits that outweigh those of native applications if your users interact with your business on both Android and Apple products. Cross platform app development entails building a mobile app that’s compatible with multiple operating systems. 

Jump to Most Reviewed Companies

List of the Best Los Angeles Cross Platform Mobile App Development Companies

  • 1
    (21 Reviews) 5.0
    • Timeliness

      5.0
    • Service Excellence

      5.0
    • Value

      4.9
    • Would Recommend

      5.0
    • $10,000+
    • 50 - 249 employees
    • Los Angeles, CA
    Synergy Labs is a mobile application development firm. They are in Hollywood, Florida; Miami, Florida; New York, New York and Dubai, United Arab Emirates and have a midsize team. The firm specializes in Mobile App Development, UX/UI Design, IT staff augmentation, Custom Software Development, and more.
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    Industries

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  • 2
    (36 Reviews) 4.8
    • Timeliness

      4.6
    • Service Excellence

      4.7
    • Value

      4.3
    • Would Recommend

      5.0
    • $50,000+
    • 1,000 - 9,999 employees
    • West Hollywood, CA

    Sigma Software Group is a software development & consulting partner with headquarters in Lviv, Ukraine, and offices in the USA, Sweden, UK, Canada, Israel, Singapore, UAE, Poland, Latin America, and Portugal. Founded in 2002, the company accounts for over 2000 employees, helping clients from startups to Fortune 500 brands with software product and custom solutions delivery, digital transformation, Big Data, AI/ML, AR/VR, IoT, web & app development services.

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    Clients

    • Volvo

    Industries

  • 3
    (17 Reviews) 5.0
    • Timeliness

      4.9
    • Service Excellence

      5.0
    • Value

      4.6
    • Would Recommend

      5.0
    • $25,000+
    • 50 - 249 employees
    • Walnut, CA

    Ptolemay is a software company based in Walnut, Calif. with more than 10 employees. Founded in 2017, they provide custom software, web, and mobile app development solutions to small and mid-market companies in the fields of financial services, education, and arts.

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    Clients

    • Samsung
    • Rakuten
    • Knauf
    • Coca-Cola

    Industries

  • 4
    (73 Reviews) 5.0
    • Timeliness

      4.9
    • Service Excellence

      4.9
    • Value

      4.8
    • Would Recommend

      4.9
    • $25,000+
    • 10 - 49 employees
    • Los Angeles, CA

    Goji Labs is a web and mobile app development company based in Los Angeles. Founded in 2014, they have a team of about 30 that helps launch products in numerous industries ranging from business services to education. They provide product strategy, UX/UI design, mobile app, web, and IoT development services to various clients including startups, corporations, and nonprofits.

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    Clients

    • World Health Organization

    Industries

  • 5
    (44 Reviews) 4.8
    • Timeliness

      4.8
    • Service Excellence

      4.8
    • Value

      4.5
    • Would Recommend

      4.9
    • $25,000+
    • 250 - 999 employees
    • Beverly Hills, CA
    Rootstrap is a midsize custom software development firm established in 2011. Their services include Custom Software Development, Artificial Intelligence, Mobile App Development, BI & big data consulting & SI, and more. The firm is in Beverly Hills, California; Buenos Aires, Argentina; Montevideo, Uruguay and Medellín, Colombia.
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    Clients

    • MasterClass
    • Google
    • Tony Robbins
    • Emeritus

    Industries

  • 6
    (47 Reviews) 4.9
    • Timeliness

      4.9
    • Service Excellence

      4.9
    • Value

      4.8
    • Would Recommend

      5.0
    • $50,000+
    • 50 - 249 employees
    • Santa Monica, CA

    Sidebench is a strategy, design, and development consultancy with a team of 70+ experts headquartered in Los Angeles. Founded in 2012, Sidebench caters to enterprise companies and new ventures seeking the management consultants & experienced founders, the technical chops of systems architects, and a UX-first approach. Sidebench provides app and web development, UX/UI design, web design, and app testing via a fully integrated product delivery team.

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    Clients

    • Microsoft Corporation

    Industries

  • 7
    (63 Reviews) 4.9
    • Timeliness

      4.8
    • Service Excellence

      4.8
    • Value

      4.8
    • Would Recommend

      4.8
    • $25,000+
    • 1,000 - 9,999 employees
    • Los Angeles, CA
    Custom software development company Simform was founded in 2010. The agency specializes in Custom Software Development, Artificial Intelligence, cloud consulting & SI, Mobile App Development, and more and has a large team.
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    Clients

    • Redbull

    Industries

  • 8
    (29 Reviews) 4.8
    • Timeliness

      4.7
    • Service Excellence

      4.7
    • Value

      4.7
    • Would Recommend

      4.9
    • $5,000+
    • 50 - 249 employees
    • Los Angeles, CA

    Differenz System is a development company founded in 2013 and located in Irvine, Calif. They have a team of about 115 individuals who offer mobile app and web development services. Their client base comprises small businesses in the business services, arts, entertainment, and music, health care and medical, and hospitality and leisure industries.

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    Clients

    • London Sport

    Industries

  • 9
    (27 Reviews) 5.0
    • Timeliness

      4.9
    • Service Excellence

      4.9
    • Value

      5.0
    • Would Recommend

      5.0
    • $10,000+
    • 50 - 249 employees
    • Irvine, CA
    Wve Labs is an application development company. Founded in 2015, the team provides Mobile App Development, Web Development, UX/UI Design, and Artificial Intelligence. Their midsize firm is headquartered in Irvine, California; Beverly Hills, California; Riyadh, Saudi Arabia and Monza, Italy.
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    Clients

    • Sony Entertainment

    Industries

  • 10
    (5 Reviews) 5.0
    • Timeliness

      5.0
    • Service Excellence

      5.0
    • Value

      5.0
    • Would Recommend

      5.0
    • $25,000+
    • 10 - 49 employees
    • Pasadena, CA

     

    CT Software Solutions is a full-service Los Angeles based Web and Mobile App solutions provider. They provide software solutions to businesses that are looking for a less costly alternative to bigger, more expensive consulting firms.

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    Clients

    • Burger King

    Industries

  • 11
    (62 Reviews) 5.0
    • Timeliness

      5.0
    • Service Excellence

      5.0
    • Value

      5.0
    • Would Recommend

      5.0
    • $10,000+
    • 10 - 49 employees
    • Los Angeles, CA
    Based in Los Angeles, California and New York, New York, App Makers USA is an app development firm. The company specializes in Mobile App Development, Web Development, and UX/UI Design and is small.The company was established in 2014.
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    Clients

    • Los Angeles Apparel
    • CVS Pharmacy
    • Number Hive
    • NFL

    Industries

  • 12
    (23 Reviews) 4.7
    • Timeliness

      4.5
    • Service Excellence

      4.7
    • Value

      4.5
    • Would Recommend

      4.8
    • $25,000+
    • 250 - 999 employees
    • Santa Monica, CA

    Robosoft Technologies is a full-service digital experiences agency offering digital advisory, design strategy, UX/UI services, application development & maintenance and expertise in emerging technologies such as AR, VR, blockchain, chatbots and more. Established in 1996 and headquartered in San Francisco, the team of 500+ has offices in Mumbai, Udupi, Bengaluru, Chicago, and New York.

     

     


     

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    Clients

    • Warner Bros. Discovery

    Industries

  • 13
    (10 Reviews) 5.0
    • Timeliness

      4.8
    • Service Excellence

      4.9
    • Value

      4.2
    • Would Recommend

      5.0
    • $50,000+
    • 250 - 999 employees
    • Manhattan Beach, CA

    Started in 2012, Distillery is full-service web and mobile app development firm in Santa Monica, CA. This 50+ team offers varied expertise in digital products from concept to creation to support.

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    Clients

    • ebay

    Industries

  • 14
    (5 Reviews) 5.0
    • Timeliness

      5.0
    • Service Excellence

      5.0
    • Value

      5.0
    • Would Recommend

      5.0
    • $25,000+
    • 10 - 49 employees
    • El Segundo, CA

    Founded in 2001, Thinklogic is a development firm. Their small team is based in El Segundo, Calif. They focus on custom software, web, and mobile app development.

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    Clients

    • Johnson & Johnson

    Industries

  • 15
    (41 Reviews) 4.9
    • Timeliness

      4.7
    • Service Excellence

      4.9
    • Value

      4.8
    • Would Recommend

      5.0
    • $10,000+
    • 50 - 249 employees
    • Los Angeles, CA

    DevTeam.Space is a development agency that was founded in 2015 and is based in Los Angeles. Their team of 8 specialize in web development and mobile app development for small businesses; these clients primarily reside in the advertising, business services, and consumer product industries. 

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    Clients

    • Airbus

    Industries

  • 16
    (3 Reviews) 5.0
    • Timeliness

      5.0
    • Service Excellence

      5.0
    • Value

      5.0
    • Would Recommend

      5.0
    • $10,000+
    • 10 - 49 employees
    • Los Angeles, CA

    Overturn Media is a website development company. Launched in 2015, the team provides web development, video production, mobile app development, e-commerce development, and more. Their small firm is in Los Angeles, California.

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    Industries

  • 17
    (14 Reviews) 4.9
    • Timeliness

      4.9
    • Service Excellence

      4.9
    • Value

      4.6
    • Would Recommend

      4.9
    • $10,000+
    • 10 - 49 employees
    • Santa Monica, CA

    Fullsend Solutions Inc. Is a web development company. They offer web development, mobile app development, and ux/ui design and were established in 2019. Their small team is headquartered in Santa Monica, California.

    Read More

    Industries

  • 18
    (41 Reviews) 4.8
    • Timeliness

      4.6
    • Service Excellence

      4.7
    • Value

      4.7
    • Would Recommend

      4.8
    • $5,000+
    • 250 - 999 employees
    • Altadena, CA
    EbizON is a midsize custom software development firm. Established in 2007, the agency is based in Altadena, California. Their services include Custom Software Development, Mobile App Development, cloud consulting & SI, CRM consulting and SI, and more.
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    Industries

  • 19
    (30 Reviews) 4.9
    • Timeliness

      4.8
    • Service Excellence

      4.8
    • Value

      4.7
    • Would Recommend

      5.0
    • $25,000+
    • 10 - 49 employees
    • El Segundo, CA

    Located in Venice Beach, Calif., Dogtown Media specializes in app development, artificial intelligence, and UI/UX design for clients in the health care and financial services industries. With an additional office in San Francisco, the company, founded in 2011, has a team of around 30 who have helped launch 100+ apps for startups and Fortune 500 companies.

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    Clients

    • Google

    Industries

  • 20
    (18 Reviews) 4.8
    • Timeliness

      4.8
    • Service Excellence

      4.8
    • Value

      4.8
    • Would Recommend

      4.8
    • $25,000+
    • 10 - 49 employees
    • Los Angeles, CA

    Frenchy Digital LLC is a mobile app development company based in Los Angeles with offices in Paris and Alger, Algeria. The company, founded in 2019, has a team of less than ten that provides mobile app development, web development, and e-commerce development services. Frenchy Digital serves mid-market and other-sized companies and institutions in the e-commerce, financial services, health care & medical, and government sectors.

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    Clients

    • iGlow Med Spa

    Industries

  • 21
    (22 Reviews) 5.0
    • Timeliness

      5.0
    • Service Excellence

      5.0
    • Value

      4.9
    • Would Recommend

      5.0
    • $10,000+
    • 10 - 49 employees
    • Los Angeles, CA
    Custom software development company Materialize Labs was established in 2018. Their small team is headquartered in Los Angeles, California. Materialize Labs focuses on Custom Software Development, Generative AI, UX/UI Design, Web Development, and more.
    Read More

    Industries

  • 22
    (28 Reviews) 5.0
    • Timeliness

      4.8
    • Service Excellence

      5.0
    • Value

      4.9
    • Would Recommend

      5.0
    • $10,000+
    • 10 - 49 employees
    • Burbank, CA

    Based in Kyiv, Ukraine, EltexSoft is a software development company that was founded in 2015. Their team of 31 provides customer software development, mobile app development, and web development for small businesses; their clients are primarily in the information technology, education, retail, and e-commerce industries. 

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    Clients

    • SaaS EdTech Marketplace

    Industries

  • 23
    (17 Reviews) 5.0
    • Timeliness

      4.8
    • Service Excellence

      4.9
    • Value

      5.0
    • Would Recommend

      5.0
    • $10,000+
    • 10 - 49 employees
    • Rancho Cucamonga, CA

    DADEN LLC is a software agency founded in 2014 and based in Aliso Viejo, Calif. With more than 10 members, they provide custom software development, mobile app development, and enterprise app modernization for clients in the fields of IT, e-commerce, and others.

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    Clients

    • WealthFluent: Custom Finance Portal

    Industries

  • 24
    (21 Reviews) 5.0
    • Timeliness

      4.8
    • Service Excellence

      4.8
    • Value

      4.9
    • Would Recommend

      5.0
    • $10,000+
    • 2 - 9 employees
    • Los Angeles, CA

    Ripe Media is a full-service digital agency based in Los Angeles. Founded in 2003, the small team of six specializes in web design, app development, and design to create interactive and digital products for their clients. 

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    Clients

    • USC

    Industries

  • 25
    (5 Reviews) 4.8
    • Timeliness

      4.6
    • Service Excellence

      4.7
    • Value

      4.8
    • Would Recommend

      4.9
    • $10,000+
    • 250 - 999 employees
    • Los Angeles, CA

    AlgoRepublic is a software development firm that has been offering custom software development, mobile app development,and web development services to their clients since 2014. Their team of 250 employees are based out of their Lahore office.

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    Clients

    • YapJobs

    Industries

  • 26
    (96 Reviews) 4.8
    • Timeliness

      4.7
    • Service Excellence

      4.9
    • Value

      4.5
    • Would Recommend

      4.9
    • $50,000+
    • 50 - 249 employees
    • Newport Beach, CA

    Saritasa is a full-source software development firm based in Newport Beach, Calif. With additional offices in New York City, Russia, and Vietnam. They were founded in 2005 and employ a team of about 90 who provide custom software, web, mobile, IoT, and AR/VR development for mostly mid-sized businesses.

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    Clients

    • iHeartMedia

    Industries

  • 27
    (15 Reviews) 5.0
    • Timeliness

      5.0
    • Service Excellence

      5.0
    • Value

      5.0
    • Would Recommend

      5.0
    • $1,000+
    • 2 - 9 employees
    • Los Angeles, CA
    Blupalms is a small mobile app development firm. Headquartered in Los Angeles, California, the company was founded in 2021. Their team offers Mobile App Development and UX/UI Design.
    Read More

    Industries

  • 28
    (10 Reviews) 5.0
    • Timeliness

      5.0
    • Service Excellence

      5.0
    • Value

      5.0
    • Would Recommend

      5.0
    • $25,000+
    • 2 - 9 employees
    • Los Angeles, CA
    Dreamers Inc. Is an artificial intelligence development company. Founded in 2013, the small agency is located in Los Angeles, California. Their team offers Artificial Intelligence, Mobile App Development, Blockchain, Cybersecurity, and more.
    Read More

    Industries

  • 29
    (33 Reviews) 4.5
    • Timeliness

      4.4
    • Service Excellence

      4.4
    • Value

      4.4
    • Would Recommend

      4.5
    • $25,000+
    • 10 - 49 employees
    • West Hollywood, CA

    Varfaj builds mobile apps and E-Commerce experiences for bluechip startups and world-class companies such as Mark Cuban CompaniesJLo Beauty, and Olaplex. Our team specializes in taking ideas from UX conceptualization through UI design to development and post-launch support. Since inception in 2018, Varfaj has reshaped the agency world by developing over 100 projects, becoming a Shopify Plus Partner, and being named a Top 1000 Global Company in 2022.

    Our services:

    • Product Ideation: Scoping Sessions, Product Development Process, MVP Definition
    • Product Design: UX/UI Design, Prototyping
    • Product Development: iOS and Android Development, Web, and Backend Development
    • Product Improvement: Code Audit, UX Audit, Ongoing Maintenance

    Our tech stack:

    • Front & Back End: React, Vue.js, Next.JS, Node, Python, Rails, Django
    • Mobile: React Native, Flutter
    • Systems: AWS, Heroku, Firebase, Netlify, Contentful, Stream, Sendgrid

    Why us?

    • Highly Process Oriented. We implement our battle-tested processes and empower you with comprehensive statements of processes.
       
    • Technical Excellency. Our agile engineering team draws on experience from Coinbase, Sophialabs, Metamask, and more. This ensures that your project is developed by best in class engineers.
       
    • Full Transparency. We pride ourselves on providing clear, transparent communication. Our project managers leverage shared Slack, Asana, Gantt, and Dropbox instances so that you know exactly where your project is at any time.
       
    • Partner & Advisor. We are a true partner you can rely on. You can expect us to bring the same level of strategy and energy that you bring to your business.
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    Clients

    • JLo Beauty

    Industries

  • 30
    (79 Reviews) 4.9
    • Timeliness

      4.9
    • Service Excellence

      4.9
    • Value

      4.8
    • Would Recommend

      4.9
    • $5,000+
    • 50 - 249 employees
    • Los Angeles, CA
    UPQODE is a web design agency based in Nashville, Tennessee; New York, New York; Tampa, Florida and Seattle, Washington. They focus on Web Design, Web Development, UX/UI Design, Custom Software Development, and more and were launched in 2015.
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    Clients

    • Think Tank Team - Samsung Research America

    Industries

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