Habit tracker

Daily check-ins, streaks, charts. ~30 minutes.

A personal habit tracker: define habits, check in daily, see streaks and trends.

Time: ~30 min. Difficulty: Beginner.

Full walkthrough being written.

Foundation prompt

A habit tracker. User defines habits ("drink water", "stretch", "read 30 min").
Each day, check off completed habits. Show today's habits at the top with checkboxes.

Streak: consecutive days completed for each habit. Show as a number with a flame icon.
Calendar view: per habit, show the last 90 days as a grid (green = done, gray = missed).

Stats: completion rate per habit per week / month.

Related

Notes app

Adjacent personal app.

Dashboard recipe

Charting techniques.

Scheduled functions

For reminders.