As builders, we are obsessed with tracking things daily. MRR, commits, workouts, Inbox Zero. Because of this, almost every productivity app on the market is optimized for "streaks."
Stop wasting mental energy trying to remember when you last changed the AC filter or watered the plants. SinceWhen is a frictionless, offline timeline for the irregular events of life. It calculates your rhythm, predicts your next due date, and lets you log everything instantly from interactive widgets. No subscriptions, no tracking, just peace of mind.