From Hello, World!
to the whole world.
Websites that convert. Apps people keep. SEO that gets you found. ThirteenBytes takes your product from its first byte to a global audience — one senior team, end to end.
Remote-first · Overlapping US business hours · Replies within one business dayEverything your product needs to win online
Design, build, launch, rank, and grow — without juggling five different vendors.
Web development
Marketing sites, web apps, and platforms built for speed, accessibility, and conversion.
Learn more →Mobile apps
iOS and Android apps designed, built, and shipped to the stores — with the backend to match.
Learn more →E-commerce
Storefronts on Shopify, WooCommerce, or fully custom — tuned for checkout and repeat buyers.
Learn more →UI/UX design
Wireframes, prototypes, and design systems that make products feel obvious to use.
Learn more →SEO & growth
Technical SEO, content, and analytics that move you up the rankings — and keep you there.
Learn more →Maintenance & support
Hosting, monitoring, updates, and rescue work — for products we built and ones we inherit.
Learn more →Ready to start small and ship big?
Tell us what you are building. We reply within one business day.