YABOYO (やぼよう — "trivial errands" in Japanese) is an errand memo, not a task manager. Everything on one screen. No navigation, no tabs. ✦ Add a task in 1 sec ✦ Complete in 0.3 sec ✦ Swipe to delete ✦ Undo anything ✦ No sign-up required We intentionally left out due dates, reminders, subtasks, and tags. Your grocery list doesn't need project management. Three completion styles: keep, move to bottom, or delete. Free. No subscriptions.