Find and compare the best mobile backend development companies in Los Angeles, California. Part of Mobile App Development. All vetted with real client reviews.

We're RNO1. Branding, UX and Digital Growth for Series A–D+ startups, scaleups, and enterprise tech. Creating Radical Digital Experiences™.
RNO1 is a Global Branding, UX & Digital Growth Partner. We build Radical Digital Experiences™ for VC-backed startups, public companies, and Fortune 500s across every medium — making your brand presence compound revenue instead of leaking it. Operating as a continuous, embedded digital partner—deploying senior, cross-functional teams to architect market dominance for Founders, C-Suite, and Product teams. Every medium your market interacts with — your website, product, digital campaigns, and sales assets — is an immediate and ruthless signal of your market value. When elite design and messaging are calibrated to your audience and unified by a cohesive brand strategy, credibility scales and revenue compounds. When execution misses the mark or the brand is fragmented, every interaction contradicts the last — and revenue leaks at every stage. We reverse-engineer your goals, deeply understand your audience, and embed as a true partner to produce tangible results — typically starting with brand strategy and then subsequently aligning website(s), product(s), content, and marketing channels to drive market growth. Let's Create Radical Digital Experiences™

A boutique mobile app agency based in Orange County, CA, helping startups and growing companies design, build, and scale iOS, Android, and web apps.
We’re more than a digital agency — we work as an extension of your team. From concept to launch, we design and build products that are functional, intuitive, and aligned with your goals. Since 2014, our focus has been on crafting experiences that feel effortless and meaningful for the people who use them — delivering results that stand out for their clarity and impact.
“TouchZen Media supported us in designing and developing our private jet booking mobile application, and overall, we were very pleased with the outcome. They handled both the design and developme...”
Verified Client · JetBay

Goji Labs is an award-winning digital product agency in Los Angeles. We specialize in AI product development, custom software and mobile app development, UX/UI design, and product strategy designing and building AI-powered products and platforms that drive real business outcomes for startups, scaleups, enterprises, and private equity. Since 2014, we've shipped 500+ digital products for clients including WWF, Mitsubishi, and KCRW. We believe no great venture should be held back by execution. We help you define the right thing to build, then design, develop, and launch it with clarity and purpose.
“They conducted a thorough audit of our internal app and delivered clear, actionable insights that helped us move forward confidently.”
Verified Client · Manager, Very Nice

AppMakers USA is a premier mobile and web development company that transforms innovative ideas into powerful digital solutions. We specialize in native and cross-platform app development, enterprise software, AI integration, and cloud-based applications. Our team of engineers, designers, and strategists works collaboratively to craft intuitive, scalable, and secure products tailored to each client’s goals. We serve industries including healthcare, finance, logistics, and e-commerce, ensuring top-tier functionality and smooth user experiences. With a commitment to agile development, cutting-edge tech stacks, and long-term support, AMUS helps businesses stay ahead in today’s fast-paced digital world. Whether launching a new product or optimizing existing technology, we deliver excellence at every stage of development.