Business Calculators
Free business calculators for ROI, profit margin, cash flow, break-even, CAC, LTV and markup — estimate any business metric in seconds.
Margins, break-even, customer costs and return on spend. Each calculator separates fixed from variable costs, shows the formula with a worked example, and flags the assumptions (like constant unit economics) that small businesses most often get wrong.
Business ROI
Calculate return on investment
Profit Margin Calculator
Calculate profit margin
Customer LTV
Calculate customer lifetime value
CAC Calculator
Customer acquisition cost
Conversion Rate
Calculate conversion rate
Churn Rate Calculator
Calculate customer churn
ROAS Calculator
Return on ad spend
Burn Rate Calculator
Calculate startup burn rate
MRR Calculator
Calculate monthly recurring revenue
Net Promoter Score (NPS) Calculator
Calculate Net Promoter Score
Freelance Rate Calculator
Calculate hourly freelance rate
Pricing Calculator
Calculate optimal price
Inventory Turnover
Calculate inventory turnover ratio
Break-Even Revenue
Calculate break-even revenue
Payback Period
Calculate investment payback
Depreciation Calculator
Calculate straight-line depreciation
Discount Rate Calculator
Calculate WACC
SaaS Unit Metrics Calculator
Calculate key SaaS metrics: ARPU, LTV, CAC, payback period
Break-Even Point Calculator
Calculate how many units you must sell to break even
Invoice Due Date & Late Fee
Calculate invoice due date and late payment penalty
True Employee Cost
Calculate the full cost of an employee including benefits
Markup vs Margin
Convert between markup percentage and margin
Working Capital Calculator
Current assets minus current liabilities
Cash Flow Statement Calculator
Net cash flow over a period
Revenue per Employee
Revenue efficiency per employee
CAC Payback Period
Months to recover customer acquisition cost
Business Valuation (Revenue Multiple)
Quick valuation using revenue or EBITDA multiples
Gross Margin Calculator
Gross profit margin from revenue and COGS
Target Price from Margin
Selling price needed for a target margin
Subscription LTV Calculator
Lifetime value of a subscription customer
Cash Conversion Cycle Calculator
Days cash is tied up: DIO + DSO − DPO
Market Share Calculator
Your share of the total market
Average Order Value Calculator
AOV from revenue and order count
Customer Lifetime Value Calculator
Revenue per customer from ARPU, margin, and churn
CSAT Score Calculator
Customer satisfaction percent from survey counts
Conversion Funnel Calculator
Step-to-step and overall conversion rates
A/B Test Significance Calculator
Z-score for a two-variant conversion test
Project Bid Calculator
Bid price from cost, contingency, and margin
Retainer Value Calculator
Contract value with a term discount applied