Daily tracking is powerful for behaviors that should repeat every day, like meditating, drinking water, or flossing. A fixed rhythm sharpens the cue, anchors the behavior to a day, and makes building an unbroken chain easy. Here the goal is automaticity, and automaticity comes from repetition, so a daily cadence speeds up the learning.
Weekly tracking makes more sense for goals that aren't meant to happen every day: three workouts a week, one long hike, or a weekly planning session. Forcing those onto a daily grid creates artificial failure days and punishes you for nothing. A weekly target keeps flexibility while preserving accountability.
What matters is fitting the habit to its rhythm, not imposing a single rule on everything. The wrong cadence can make even a good habit look like it's failing.
That's why Daychain separates chain modes. In strict mode a link is expected every day — ideal for continuous daily behaviors. In flexible mode you set a weekly target, and the chain stays intact as long as you complete your chosen number of days. So each habit is tracked at its own correct tempo: the daily ones daily, the weekly ones weekly — neither judged by the other's measure.