Andrew Liu is a Co-Founder at Touchy (YC S26), an AI-powered iOS assistant that uses voice and video to take action across 1,000+ apps, helping users reclaim their attention and live more in the moment.

Andrew earned a BA in Computer Science, Mathematics, and Linguistics from UC Berkeley, where he also served as a Teaching Assistant for CS61C and conducted research on language documentation tools.

Andrew's rare combination of linguistics, computer science, and mathematics gives him a distinctive edge in building natural, context-aware AI interfaces that truly understand how people communicate.

Prior to Touchy, Andrew built educational software used by approximately half a million students worldwide, demonstrating his ability to create high-impact, user-centered technology products at scale.

Touchy, backed by Y Combinator's Summer 2026 batch, integrates with over 1,000 apps and is redefining the smartphone assistant category by combining real-time vision, memory, and action in a single tap.