Strong.app - Strenght training logger.
MINDBODY - Find and book fitness and beauty classes near you.
Hevy - Simple workout logging, insightful analytics, and a growing community of gym athletes.
Glofox - Powerful Gym and Studio Management Software.
Ewolo - A simple, flexible mobile-friendly workout logger & tracker
WellnessLiving - Wellness Living is a cloud based software features real-time appointment and class scheduling, POS, email and SMS marketing, customer review management, etc.