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Changelog

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Update
Dec 17, 2025
1.0
 

Universal KPI V1.0 Released

Version 1.0 lays the foundation for true interoperability and better benchmarking.

News
Dec 17, 2025
1.9.1
 

Growing Industry Support for the Universal KPI Initiative

Momentum around the Universal KPI initiative continues to accelerate

Maintained by FitGrid in collaboration with operators, franchisors, consultants, and investors across the fitness industry. FitGrid does not sell or share studio-level data through this dictionary. The dictionary exists solely to standardize definitions, not to publish rankings.

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All Universal Fitness KPIs
At-Risk Client Rate
Average Clients per Class
Average Fill Rate (Utilization)
Core Class Revenue per Client
Core Class Revenue per Instructor
Core Class Revenue per Location
First-Time Client Return Rate
Lead Conversion Rate
New Client Rate
Observed Client Lifetime
Single-Visit Client Rate
Substitution Rate
Total Clients
Total Leads
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