https://getcirca.app/blog Notes on Circa, the spiraldex method, and the craft of making a small app. en-us https://getcirca.app/blog/why-i-built-circa https://getcirca.app/blog/why-i-built-circa Tue, 09 Jun 2026 00:00:00 GMT Why I built Circa — a daily planner shaped like a spiral, designed to make the whole day visible at a glance.