First Signs - Nature Journal

First Signs is an app for noting the day you meet a sign of the season. No data collected. A one-time purchase, not a subscription. Halfway through a walk you notice it: the cherry tree has opened, for the first time this year. That moment usually passes without leaving anything behind. First Signs keeps one thing from it — the date. Tap the row for that sign and today's date goes in. That's the whole gesture. [Next year, last year's date sits beside it] A year later, the same row quietly carries "Last year 3/27" underneath. This year it was April 2nd. First Signs won't call it early or late. No charts, no rankings. It just lines the dates up. The longer you keep it, the more the seasons of your own life take shape. [60 signs are already in the app] A United States set of 30 (first robin, crocus, spring peepers, fireflies, cicadas, first frost, first snow and more) and a Japan set of 30…