Habit Tracker – HabitKit
Free, privacy‑focused habit tracker with grid charts & streaks
About
HabitKit is an open‑source Android & iOS habit tracker that helps you build routines with customizable grids, streak tracking, reminders, calendar view, archive option, home‑screen widgets, and data import/export. All data stays local unless you opt‑in for backups. It presents flexible scheduling (daily, weekly, custom), beautiful tile‑based visualizations, and no ads or sign‑in required.