I just found out that the app I was in the middle of building - the to-do list combined with calendar task manager - is already built!
(Thanks to Patrick for finding this for me.)
For reference, here's a breakdown of what I was originally imagining. It covers a lot of the same ground:
The wording of their marketing copy on the landing page...is exactly what I’ve been trying to voice when I explained this project to friends.
Focuster automatically schedules your to-do list in your calendar, helping you maintain focus, prioritize tasks, and achieve your most important goals every day.
Exactly what I’ve been trying to say and build!
This app does a number of things well: