Top California App Development Startups (66)

WorkWhile is an AI-powered next generation labor platform that helps businesses in light industrial, hospitality, and events achieve over 90% fill rates and reduce no-shows through AI and predictive machine learning. We ensure seamless shift execution with trained, on-demand workers supported by on-site leads, real-time performance monitoring, and a robust accountability system. Our worker-first model boosts retention through benefits like...

As the trusted choice for digital agencies, SaaS platforms, and web professionals, Duda powers over 1 million websites worldwide. Our platform offers a comprehensive suite of tools that enable users to efficiently create pixel-perfect, feature-rich websites at scale.

Doodle Labs designs and produces industrial-grade wireless networking solutions. The company focuses on mesh networking for robotic systems, providing high throughput, long-range Mesh Rider solutions for UAVs, UGVs, AMRs and other robotic applications. The company’s Helix Mesh Rider Radio was developed with sponsorship from DIU and is the Blue UAS program’s datalink of choice. Doodle Labs was named one of Fast...

Sortly is the simplest inventory platform for business and teams to stay on top of their stuff. Our visual system enables business to easily track what they have, where it is, and who has it. Anytime, anywhere, on any desktop, tablet or mobile device. Sortly is trusted by tens of 1000’s of small businesses and teams at large enterprises including HP, Honeywell,...

NEKLO is a team of 130+ professional software developers who create custom software, web and mobile apps for companies of all sizes and from multiple industries. NEKLO experts also consult businesses on cybersecurity, tech stack, IT project strategy and help with MVP/PoC. During 15+ years in the industry NEKLO helped clients from such industries as eCommerce, construction, HealthTech & FinTech, banking,...

FlutterFlow is a leading visual development platform that revolutionizes the way teams create, design, and deploy applications. With over 2M users across 200+ countries, FlutterFlow enables teams to build apps without extensive coding knowledge. With an intuitive visual interface, granular control over app experience and cross-platform deployment capabilities, FlutterFlow is trusted by startups and Fortune 500 companies alike to accelerate...

Techcronus is a global provider of Enterprise Business Solutions and Custom Software Development Services with offices in USA, Australia and India. We are a Microsoft Partner, IAMCP Member, Certified Member of NASSCOM - an apex body for the $227 billion dollar IT BPM industry in India and GESIA - Gujarat's leading IT/ITES association. We are a team of 75+ vetted software...

The AI-native developer intelligence platform that connects the dots between your data and the context you need to drive more impact.

Prehab is a pioneering digital health platform dedicated to transforming how people access physical therapy. We believe proactive healthcare should be the standard, not just reactive treatment. Through our three core services, we make high-quality movement and musculoskeletal care more accessible than ever. 1️⃣ [P]rehab App – A direct-to-consumer mobile platform that provides evidence-based exercise programs, empowering users to manage pain,...

MojoTech is a 100% US-based software development company that integrates strategy, engineering, and design to create results-driven digital products and experiences. We've written the playbook for how to discover, define, design, and build tomorrow's innovations, empowering companies to unlock future market potential, maximize returns on innovation, and drive transformational change.

Clap Creative is the best tech firm in Los Angeles offering full-range web services under one roof. An experience team of web professionals works to create custom internet solutions to meet your business goals. And when we say partners, we mean it!

Shorebird is a developer-tools company that makes it easier for businesses to build, ship, and operate mobile applications with Flutter. Our flagship product, Code Push, enables safe over-the-air updates for Flutter apps—allowing teams to fix bugs, ship features, and respond to issues without waiting for app store approval. We're expanding our platform to support more of the Flutter development lifecycle,...

Ropstam is a leading Canadian IT solutions company staffed by a team of skilled professionals in web and mobile app development, UI/UX design, and blockchain development. We specialize in providing comprehensive software solutions and services, expertly handling complex projects to deliver outstanding results for our clients. Check out our services at: https://www.ropstam.com/services/ For 13+ years, Ropstam has been a leading innovator in...

Warp began with the vision of reimagining one of the fundamental dev tools—the terminal—to make it more usable and powerful for all developers. As AI has advanced, Warp has evolved beyond its terminal roots into the platform for Agentic Development: a workbench for dispatching agents to code, deploy, and debug production software. With over half a million active developers and revenue...

We would love to be your long-term partner who takes the whole mobile app development process off your shoulders! Droids On Roids is a mobile and web development company based in Poland, est. in 2011, offering full-stack mobile, web, and backend services. Being 100% office-based team of 60+ talented professionals, we serve clients throughout the world, mostly in the US...

At WeblineIndia, we are at the forefront of the IT software world, delivering cutting-edge solutions that drive digital transformation. Since 1999, we've been a reliable partner in web, mobile app, and software development, enriched with advanced competencies in Artificial Intelligence, Machine Learning, Cloud Solutions, IoT, and more. Our team is dedicated to offering scalable and innovative services that empower your...

At SmartCookie.App, our mission is simple: to keep kids engaged in learning and self-motivated to pursue ongoing education. We accomplish this through an innovative approach to parental controls that uses kids’ desire to access online entertainment to drive their learning.

Create compliant healthcare apps quickly Medplum is a powerful, open source healthcare data platform built by industry veterans.

SERP WIZARD is an SEO company in India that focuses on providing you with better results; by investing in proven SEO services, you can drive leads to your business. At SERP WIZARD, we help you spread your business nationwide and get high search engine rankings to gain sales and leads. You can expand your information to reach the local area...

Founded in 2013 in San Francisco, MobileAction is a pioneer in app analytics and the growth partner of apps and games for organic and paid user acquisition. It is the go-to platform for app marketers aiming for the top charts on the App Store and the Google Play Store, trusted by industry giants like Meta, Square, Zalando, Playtika, and Adidas. MobileAction...