CPM Calculator
Calculate cost per thousand impressions.
Operating and Working Capital Calculators
Measure working-capital efficiency, inventory and collection cycles, acquisition performance, recurring revenue, and retention.
Decision workflow
How to use this toolkit
- Choose one consistent reporting period.
- Calculate acquisition and retention metrics.
- Connect unit economics to cash flow.
- Track trends and cohorts rather than a single point estimate.
Key terms
CAC
Sales and marketing cost required to acquire a customer.
CLV
Expected gross profit contributed over the customer relationship.
MRR
Normalized monthly recurring subscription revenue.
Worked decision example
A high CLV:CAC ratio can still conceal cash pressure when CAC payback is slow or churn is worsening.
Common decision mistakes
- Keep metric definitions consistent across periods.
- Separate customer churn from revenue churn.
- Use cohort evidence when available.
ROAS Calculator
Calculate return on ad spend.
CTR Calculator
Calculate click-through rate.
CPA Calculator
Calculate cost per acquisition.
Customer Lifetime Value Calculator
Estimate customer lifetime value.
Churn Rate Calculator
Calculate customer churn rate.
MRR Calculator
Calculate monthly recurring revenue.
ARR Calculator
Calculate annual recurring revenue and net new ARR.
Burn Rate Calculator
Calculate historical monthly cash burn and estimated runway.
Working Capital Calculator
Calculate net working capital, current ratio, and quick ratio.
Cash Conversion Cycle Calculator
Calculate the days cash is tied up across inventory, receivables, and payables.
Inventory Turnover Calculator
Calculate average inventory, turnover, and days inventory outstanding.
Days Payable Outstanding Calculator
Calculate accounts-payable turnover and average days to pay suppliers.
Days Sales Outstanding Calculator
Calculate receivables turnover and average collection days.