Long Beach's OriginalMobile App DevelopmentStudio

Principal LA is an app studio that builds and publishes our own native mobile apps and full-stack AI platforms.

Principal LA is a mobile app developer in Long Beach, California, shipping native apps for iOS and Android alongside full-stack platforms covering generative AI, ecommerce, and consumer software. As an independent app studio in Long Beach, CA, we maintain a catalog of original mobile apps including Goals and XHBT®. Founded in Long Beach in 2014, we're the city's original app studio.

Now Available

Goals: One Step at a Time

Turn ambitions into action. Tell us your goal, and we'll tell you what to do next.

Conversational AI breaks your goal into actionable steps with push notifications, reminders, and check-ins. Native on iOS and Android.

Generative AIReact NativeExpoTypeScript

makegoals.app →

Discover open calls, art gallery openings, and art events with XHBT®.

An AI-powered artist development platform connecting artists with opportunities and resources. Browse contemporary art galleries, current exhibitions, calls for artists, and create your artist portfolio. AI facilitates discovery of art world information, updated daily.

Art Galleries

Calls for Artists

Cities

Current Exhibitions

Daily Active

Generative AINext.jsFirebaseMapboxSanity

xhbt.org →

A Long Beach app studio building and publishing our own native mobile apps and full-stack platforms.

We design, build, and ship our own apps end-to-end. Multi-agent data pipelines, vision-based content extraction, and automated generation with Claude power what we put on the App Store and Google Play.

Every product in our catalog is original work: cross-platform native apps built with React Native and Expo, and full-stack SaaS platforms re-architected to cut costs by 90% and improve performance 10x.

Founded in Long Beach in 2014. Before turning toward our own catalog, we helped ship Peerspace's MVP and shipped apps for PBS, Delta, Stem (acquired for $50M+), and Push Health.

Working on something interesting?

We'd love to hear about it.

[email protected] →