Top California App Development Companies (107)

Atlassian creates teamwork solutions for high-performing teams. Our portfolio of collaboration and work management software products includes Jira, Confluence, Trello, Loom and Rovo. More than 300,000 businesses worldwide rely on Atlassian’s technology, including 80 percent of Fortune 500 companies. Our solutions support various business teams and they help organizations plan, track, and deliver their biggest ideas together.

BlackLine gives you the innovation of AI-powered software solutions you need to optimize workflows, reduce risk, and prepare for tomorrow’s strategic F&A challenges. BlackLine is the leader in the cloud financial close market and the first and only holistic solution to address intercompany operations. Companies can execute and manage financial close, intercompany, and invoice-to-cash processes with end-to-end transparency and intelligent...

From film, television, news, theme parks, interactive media, and streaming, our people are at the center of it all. ​Here, we solve complex and business-critical problems. That’s why we’re looking for people to help us continue our evolution, imagining and delivering the most innovative and disruptive products and services through the latest tech advancements in the industry. ​ Here you...

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...

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...

We're a global community of bold visionaries and resourceful doers who are shaping the future of Dropbox—and with it the future of work. Our Virtual First model combines the flexibility of a distributed workplace with the power of human connection, making space for both meaningful work and meaningful relationships. With our start-up mindset and enterprise-level opportunities, you can be who...

Snap Inc. is a technology company. We believe the camera presents the greatest opportunity to improve the way people live and communicate. We contribute to human progress by empowering people to express themselves, live in the moment, learn about the world, and have fun together.

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,...

Blacksmith Agency is a full-service agency, focuses on offering its services within web designing, wireframing and content creation.

Blink UX is a global product design consulting firm creating products and experiences people use, love, and remember. Blink has over two decades of experience in UX research, strategy, and design, partnering with innovative industry leaders, including Amazon, JPMorgan Chase, Google, Meta, The New York Times, and NASA.

Mob Inspire, inc is one of the fastest growing digital transformation, mobile platform development, growth marketing technology company. The company leverages unique processes to build and control world class mobile platforms. Through cutting-edge development processes we get bunch of data intelligence and predictive traffic technologies, Mob Inspire helps leading Enterprises, Brands, governments and news startups make it easier to solve...

Speridian is an innovative, thought-leading digital modernization company that leverages modern software engineering and proprietary platform solutions to streamline and enhance interactions between clients and constituents within commercial and public sector markets. As a global business and technology solutions provider, Speridian's business and technology experts help clients modernize their businesses through Digital Transformation. Headquartered in Albuquerque, NM, with regional offices...

VibeCode is an app that builds mobile apps.

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

Replit is the agentic software creation platform that enables anyone to build applications using natural language. With millions of users worldwide and over 500,000 business users, Replit is democratizing software development by removing traditional barriers to application creation.

Xano is the fastest way to create a scalable backend for any app or agent, from mission-critical software to your latest vibe-coded project. As a unified platform, Xano gives you everything you need to build and deploy production-grade software — visually, with code, or through AI — and launch in minutes. Connect to any frontend, deploy with one click, and...

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...

Quo is a modern business phone system that brings all your calls, texts, and customer information together in one easy-to-use, AI-powered platform. It helps your team stay organized and respond faster, so you can give every customer a great experience. AI handles busywork like logging calls, organizing messages, answering FAQs, and seamlessly hands off conversations to your team when needed. Whether...

Plots is getting Gen Z off their phones and into real life. We're the event discovery platform that turns digital connections into actual friendships, helping our generation find and meet people at high-quality local events they'll love. We're backed by A16Z SPEEDRUN, co-founded by two Gen Z builders and Tinder's founding CTO, and we've already helped event hosts make $3M+ in...