Below are video tutorials made for GoodTask. I'll keep on updating the list.
You may go directly to YouTube to search through timestamps and watch only the places you need.
How to add on iOS:
How to add new task on Mac:
Basic Interface:
Smart Lists:
Quick Actions:
Use cases of Quick Actions on Mac:
Advanced Due Date Settings for Quick Actions:
Quick Actions (Previous):
Next and Reports Page:
Inside List:
Task Detail Page:
Sort Options:
Tags in GoodTask:
Themes on iOS:
General Settings:
Lists & Calendars Settings:
Appearance Settings:
Preferences Sync:
Apple Watch:
Templates:
Goals:
Today Page:
There's more including release notes for updates in YouTube Channel. Visit YouTube channel for more details. Thanks!