Tool category
Business & Start-ups tools
Calculate the operating and growth metrics founders, finance teams and small businesses use most often, from margins and break-even points to valuation, SaaS economics and equity dilution. Each page explains the formula, practical interpretation and important limitations.
What you can do
Use business & start-ups tools for real tasks
- Measure revenue, margins and break-even
- Model startup valuation and founder ownership
- Track SaaS metrics including ARR, MRR, CAC, LTV, churn and runway
Business & Start-upsROI CalculatorMeasure return on investment from cost and gain, including percentage and absolute profit or loss.Return on investment: 35%Open the calculator Business & Start-upsProfit Margin CalculatorCalculate net profit and profit margin from revenue and total costs.Net profit margin: 25%Open the calculator Business & Start-upsBusiness Valuation CalculatorEstimate an indicative business value from earnings or revenue, a chosen multiple, debt and surplus cash.Indicative equity value: $2,500,000Open the calculator Business & Start-upsStartup Valuation CalculatorCalculate pre-money and post-money valuation from an investment amount and the equity offered.Pre-money valuation: $5,600,000Open the calculator Business & Start-upsInvoice GeneratorCreate a professional A4 invoice with an optional logo, itemised charges, tax and payment details.Open the tool Business & Start-upsBreak-Even CalculatorCalculate break-even units and break-even revenue from fixed costs, selling price and variable cost per unit.Units to break even: 834 unitsOpen the calculator Business & Start-upsRevenue Growth CalculatorCalculate revenue growth or decline between two periods.Revenue growth: 30%Open the calculator Business & Start-upsGross Margin CalculatorCalculate gross profit and gross margin from revenue and cost of goods sold.Gross margin: 40%Open the calculator Business & Start-upsMarkup CalculatorCalculate selling price and gross profit from cost and target markup.Markup: 66.7%Open the calculator Business & Start-upsBurn Rate CalculatorCalculate monthly gross spending, net cash burn and a simple runway estimate from cash, monthly expenses and monthly income.Net burn each month: $63,000Open the calculator Business & Start-upsRunway CalculatorEstimate how many months cash will last at the current net burn rate.Months of runway: 10 monthsOpen the calculator Business & Start-upsARR CalculatorCalculate annual recurring revenue from the number of paying customers and their average monthly or yearly subscription price.Annual recurring revenue: $370,000Open the calculator Business & Start-upsMRR CalculatorCalculate monthly recurring revenue from recurring subscriptions and plan values.Monthly recurring revenue: $63,000Open the calculator Business & Start-upsSaaS Metrics CalculatorSee ARR, average revenue per customer, simplified lifetime value and monthly surplus from subscription business inputs.Annual recurring revenue: $750,000Open the calculator Business & Start-upsCAC CalculatorCalculate customer acquisition cost from sales and marketing spend and new customers acquired.Customer acquisition cost: $250Open the calculator Business & Start-upsLTV CalculatorEstimate simplified subscription customer lifetime value from average monthly revenue, gross margin and monthly churn.Estimated customer LTV: $5,000Open the calculator Business & Start-upsLTV:CAC Ratio CalculatorCompare customer lifetime value with acquisition cost and calculate the LTV:CAC ratio.LTV:CAC ratio: 3.33:1Open the calculator Business & Start-upsChurn Rate CalculatorCalculate customer churn rate from customers at the start of a period and customers lost.Churn rate: 2.5%Open the calculator Business & Start-upsFounder Equity CalculatorModel a simple founder equity split using contribution weights such as cash, time, idea, sales and product work.Founder A modelled ownership: 54%Open the calculator Business & Start-upsEquity Dilution CalculatorCalculate ownership dilution after a new investment round or share issue.Your ownership after the round: 48%Open the calculator Business & Start-upsBusiness Loan Affordability CalculatorFind the largest business loan your cash flow can service, using the debt service coverage ratio lenders apply.Your cash flow supports borrowing up to: $600,000Open the calculator Business & Start-upsRevenue-Based Financing CalculatorTurn a revenue-share offer into a repayment timeline and an effective APR, then compare it with a term loan.Effective annual cost of this offer: 12.9%Open the calculator Business & Start-upsInvoice Factoring Cost CalculatorPrice an invoice-finance offer: advance rate, discount fee, service fee and what it costs against waiting or a loan.Factoring this invoice costs: $1,700Open the calculator Business & Start-upsMerchant Cash Advance CalculatorConvert a factor rate and daily card sweep into the true annual rate, and see what the same money costs as a loan.The factor rate works out to an APR of: 113.2%Open the calculator Business & Start-upsSAFE Note CalculatorWork out how many shares a SAFE converts into, and the founder dilution, under a valuation cap, a discount, or both.The SAFE converts into ownership of: 5.9%Open the calculator Business & Start-upsConvertible Note CalculatorModel a convertible note with interest, a cap and a discount, and see exactly what it dilutes at the next round.The note dilutes existing holders by: 7.6%Open the calculator Business & Start-upsCap Table CalculatorSimulate up to three funding rounds with option-pool top-ups and see what founders, employees and each investor own at the end.Founders own at the end: 46.0%Open the calculator Business & Start-upsStartup Valuation Methods CalculatorValue a pre-revenue startup three ways — Berkus, scorecard and the VC method — and get a range to anchor your ask.A defensible pre-money valuation is around: $7,200,000Open the calculator Business & Start-upsSaaS Pricing Model CalculatorCompare per-seat, usage-based and tiered pricing on your own customer base and see which earns more revenue.Tiered pricing earns the most MRR: $110,000Open the calculator Business & Start-upsNet Revenue Retention CalculatorCalculate NRR and GRR from expansion, contraction and churn, and see whether growth is coming from your existing customers.Net revenue retention: 107.0%Open the calculator Business & Start-upsCAC Payback CalculatorFind how many months a new customer takes to repay their acquisition cost on gross margin, and whether to scale spend.Months to recover the cost of a customer: 10.3 monthsOpen the calculator Business & Start-upsSaaS Magic Number CalculatorCompute the SaaS magic number from quarterly revenue growth and prior-quarter spend, and decide whether to invest more in sales.SaaS magic number: 1.3:1Open the calculator Business & Start-ups13-Week Cash Flow ForecastProject the next thirteen weeks of cash from receipts and payments, find the low point, and see if you need a facility.Lowest cash balance, week 8: $16,000Open the calculator Business & Start-upsPricing Strategy CalculatorCompare cost-plus, value-based and competitor-anchored prices for a product and see the profit each one produces.Competitor-anchored price earns the most profit: $82Open the calculator Business & Start-upsFreelance Day Rate CalculatorSet a day rate that covers your target income, business costs, unbillable time, holidays and tax, then compare it with employment.Charge at least this per day: $650Open the calculator