List of Top App Designing Companies in California | Top App Designing Companies in California
51 to 250
$26 - $50 /hr
App Designing (UI/UX)
Creatiosoft is a leading poker software development company committed to delivering high-quality, innovative solutions. Since 2012, we have been developing reliable iGaming software that meets industry standards. Read More About Creatiosoft
251 to 1000
$151 - $200 /hr
App Designing (UI/UX)
USA
CitrusBits is a specialized healthcare app development company helping Med-Tech, SaMD, medical device, AI health, IoT/connected health, virtual care, and XR therapeutic companies build compliant, scalable digital products. We deliver secure mobile, web, and cross-platform solutions aligned with clinical workflows, regulatory needs, and patient-centric outcomes. Read More About CitrusBits
51 to 250
$101 - $150 /hr
App Designing (UI/UX)
USA
RankMeTop is a full-service plumbing & HVAC digital marketing agency helping contractors & service companies grow with measurable results. As a growth partner, we provide internet marketing services like Local SEO, LSAs, GBP management, social ads, minimalistic web design, reputation management & content marketing. With Decades of combined experience, we guarantee 300% ROI in 12 months or work free. Read More About RankMeTop
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2 to 10
$51 - $100 /hr
App Designing (UI/UX)
USA
We are a product design company. We are a team of UI/UX designers, product designers, full-stack developers, and ex-founders of companies, each rigorously hand-picked for the qualities that contribute most to product success. Together, we build web and mobile apps that solve our clients’ problems in the most multidisciplinary and innovative ways possible. Read More About Topflight Apps
11 to 50
$51 - $100 /hr
App Designing (UI/UX)
USA
The Los Angeles SEO Company is your one-stop solution for achieving online success. With over four years of expertise, 635+ websites ranked, and 180+ clients served worldwide, we pride ourselves on delivering ROI-focused services. Read More About The Los Angeles SEO Company
251 to 1000
$26 - $50 /hr
App Designing (UI/UX)
United Arab Emirates, Mexico
We at Code Brew Labs believe in building a loyal community of clients, vendors, and employees by delivering exceptional products, seamless experiences, and reliable after-sales support. Our team of 250+ talented engineers and creative professionals constantly innovates, leveraging AI and advanced technologies to tackle new challenges and drive smarter, future-ready solutions. Read More About Code Brew Labs
251 to 1000
< $25 /hr
App Designing (UI/UX)
USA
Data4eCom is a full-service eCommerce and marketing agency with 25+ years of experience and 500+ full-time employees. Read More About Data4eCom
51 to 250
$51 - $100 /hr
App Designing (UI/UX)
India, USA
Founded in 2012, Agile Soft Systems Inc. is a Fremont, California-based software development company specializing in custom software solutions. Read More About Agile Soft Systems Inc
51 to 250
$26 - $50 /hr
App Designing (UI/UX)
USA
Bitcot is an award-winning digital transformation company that leading organizations trust for custom solutions in web, mobile, AI, and automation. Fortune 500s and ambitious startups come to us for one reason: AI-powered software that actually moves the needle. Read More About Bitcot
51 to 250
$26 - $50 /hr
App Designing (UI/UX)
India, United Arab Emirates
IMG Global Infotech is one of the trusted It services providers delivering mobile app and web development, custom software development services to the entrepreneurs, small businesses, and large organizations. We develop apps at an affordable price with client satisfaction. Read More About IMG Global Infotech
11 to 50
$26 - $50 /hr
App Designing (UI/UX)
USA
Ambsan Digital is a global full-stack development and digital transformation company. We specialize in custom software, mobile app development (iOS/Android), and high-performance web solutions. Their expertise spans UI/UX design, eCommerce, SEO, and cloud integration. Serving industries like healthcare, fintech, and logistics, Ambsan focuses on human-centered technology and scalable innovation to help startups and enterprises drive measurable growth in a digital-first world. Read More About Ambsan Digital
251 to 1000
< $25 /hr
App Designing (UI/UX)
USA
Established in 1999, Team4eCom is a global e-commerce marketplace management agency with over 500 full-time employees. We have supported 5,000+ businesses with solutions across marketplaces, including Amazon, eBay, and platforms like ChannelAdvisor. Read More About Team4eCom
251 to 1000
< $25 /hr
App Designing (UI/UX)
USA
With 25+ years of experience, Data4Amazon is a full-service Amazon marketplace management agency with over 500 Amazon specialists. We have managed 3,500+ Amazon stores across the USA, Europe, Canada, and Asia. Read More About Data4Amazon
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11 to 50
$26 - $50 /hr
App Designing (UI/UX)
USA
Top-rated Web Design Agency based in San Francisco. Read More About Eon Digitals
11 to 50
$26 - $50 /hr
App Designing (UI/UX)
USA
Fixmywebs offer top-notch logo design, web design and development, SEO, and digital marketing services makings us Top Digital Design Agency In California. Read More About Fixmywebs
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Top App Designing Companies in New York - May, 2026
