Simplicity is Happiness is a Chrome extension that promotes mindfulness by offering 100 curated quotes focused on the beauty of simplicity. The quotes are categorized into two distinct sections: Insights, which contains 99 quotes, and Reflections, which includes a single thought-provoking quote. Users can easily navigate through these categories via a user-friendly button interface. The design features a calming purple-white gradient theme, ensuring a serene experience while reading the quotes.

The extension includes a real-time clock in the header and a fixed quote at the bottom, stating, "True happiness lies in simplicity of mind..." It operates in a popup window sized at 800x600, providing a clean and elegant interface dedicated to readability. With offline support through Chrome storage, this extension is an ideal tool for anyone looking to incorporate daily reflections on simplicity and mindfulness into their routine.