How to set "Daily Alert"?
Daily Alert is a daily summary of all of your "Overdue" and "Today" tasks. You can set the Daily Alert to go off at a specific time every day.
Open TickTick on your iOS device and slide the screen to the right.
Tap the gear-shaped icon in the upper-right corner.
Tap "Preferences", then tap "Daily Alert", then set a daily alert time.