Streaks - The to-do list that helps you form good habits.
Hevy - Simple workout logging, insightful analytics, and a growing community of gym athletes.
ProductiveApp.io - Productive is a habit tracking application.
Strong.app - Strenght training logger.
Habit List - Create good habits and break bad ones with the app that keeps you focused.
HeroSnatch - User-friendly workout tracker for CrossFit athletes