Trello - Infinitely flexible. Incredibly easy to use. Great mobile apps. It's free. Trello keeps track of everything, from the big picture to the minute details.
Hevy - Simple workout logging, insightful analytics, and a growing community of gym athletes.
Gone - An ephemeral to-do list
HeroSnatch - User-friendly workout tracker for CrossFit athletes
Aurelium Life OS - All-in-one life organizer in Notion
Strong.app - Strenght training logger.