Zatrovo Resources

Free calculators + tools for studio owners

Skip the spreadsheets. Enter your numbers and get instant answers on revenue loss, pricing, capacity, and growth, built for fitness and wellness studio operators.

Financial

Estimate costs, losses, and revenue in real dollars.

FinancialCalculator

No-Show Cost Calculator

See how much revenue no-shows cost your studio each year, and what it would take to recover it.

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FinancialCalculator

12-Month Revenue Forecast Calculator

Project your studio's month-by-month revenue for the next 12 months based on starting membership, growth rate, churn, and additional pack or drop-in revenue.

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FinancialCalculator

Studio Break-Even Calculator

Find the exact number of members your studio needs to cover costs, and build in a 20-30% profit margin buffer before you need it.

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Pricing

Set rates you can stand behind and defend to members.

PricingCalculator

Class Pack Pricing Calculator

Model your class pack margin, member discount, and break-even before you set prices, so you never accidentally sell packs at a loss.

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PricingCalculator

Pricing Change Simulator

Model the net MRR impact of a membership price change before you execute it, accounting for price increase, expected churn, and annual revenue delta.

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Operations

Benchmark and improve the engine of your studio.

OperationsCalculator

Churn Rate Calculator

Calculate your monthly and annualized member churn rate, retention rate, and the exact revenue at risk, then benchmark against studio averages.

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OperationsCalculator

Class Capacity Utilization Calculator

Find out your fill rate, how many seats go empty each week, and the exact dollar gap between your current revenue and full-capacity potential.

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Instructor pay model comparison calculator for fitness studios

OperationsCalculator

Instructor Pay Comparator

Compare flat, per-head, and hybrid instructor pay models side-by-side to find the structure that protects your studio margin at every attendance level.

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Growth

Model what it takes to hit your next milestone.

CAC to LTV ratio calculator for fitness studios

GrowthCalculator

CAC:LTV Ratio Calculator

Calculate your customer acquisition cost, LTV:CAC ratio, and payback period to know whether your marketing spend is actually profitable.

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Member lifetime value calculator for fitness studios

GrowthCalculator

Member LTV Calculator

Calculate the true lifetime value of each member, the single number that determines how much you can afford to spend acquiring new ones.

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