Simon Lou

@simonlou.com

35 Followers 155 Following

User Interface Designer & Typography Enthusiast Currently Building the Mac app @usebilly.app simonlou.com

A handwritten note is displayed inside a holiday card, alongside a one-dollar Steve Jobs coin.
An image introducing the app Billy showing its app icon with a sticker reading “Beautiful Bureaucracy” and confetti in the background.
A screenshot showing the macOS Golden Gate Finder toolbar.
A notification indicating that “Billy – Invoice Manager“ version 1.0.0 has been approved by App Review.
A graphic introducing “Billy,” an e-invoicing Mac app in open beta.
Announcement poster of the app “Billy”. Open Beta on May 1, 2026.
Brad Frost on stage playing bass