Reckoner

I wanted a simple list app. Everything on the App Store was too complicated, so I built my own, and then spent a year making it complicated in exactly the ways I wanted. That's Reckoner. The one idea underneath it: every list can hold items, other lists, or both, nested as deep as you like. A packing list inside a trip inside Travel. Fiction inside Books. It's the same screen all the way down, so there's nothing new to learn at the second level, or the fifth. WHAT AN ITEM CAN CARRY An item only needs a title. Everything else is optional and only shows up once you use it: • A description, for the longer note • A date, read back as "today", "in 3 days", "5 days ago" • A number — price, page count, distance, reps, whatever the list is about • A short line of subtext under the title: an author, a brand, a time • A rating out of five • Tags, for filtering • Sub-items, for the parts of a…