portfolios.tools

Business

Free financial calculators and simulators for DIY investors. No registration, no data collection, no hidden costs. All tools run entirely in your browser: your financial data never leaves your device.

LTV CAC Ratio

Evaluate SaaS subscription model efficiency with lifetime value and acquisition cost.

MRR Runrate

Track growth velocity and churn to forecast annual recurring revenue baselines.

Saas Churn Damage

Model the compounding destruction of revenue churn over 24 months.

Bootstrapped Breakeven

Find the exact user count needed to cover cloud infrastructure costs.

Freelance Rate Calculator

Factor unpaid admin hours, vacation, expenses, and taxes into your target rate.

CAC Audit

Break marketing spend, tool costs, and wages into true customer acquisition cost.

Rule Of40

Measure growth rate plus profit margin to evaluate SaaS investment attractiveness.

Burn Rate Runway

Show startup life expectancy under varying monthly expense scenarios.

Equity Dilution

Model VC round impact on founder ownership stakes.

ESO Value

Calculate ESO value across exit price scenarios.

Multi-Product Breakeven

Breakeven revenue and units with weighted contribution margin across multiple SKUs.

Make-or-Buy Analyzer

Compare in-house manufacturing cost against outsourcing quote with capacity and relevant costs.

Special Order Pricing

Accept or reject one-time orders by comparing relevant cost per unit to the offer price.

EOQ Calculator

Economic Order Quantity minimizing annual ordering and carrying costs for inventory.

LBO Returns Calculator

MOIC and equity IRR from entry/exit multiples, debt paydown, and hold period.

Merger Accretion/Dilution

Pro forma combined EPS versus standalone with accretion/dilution percentage.

Trading Comps Valuation

Implied equity value range from peer EV/EBITDA, P/E, and P/S multiples.

SOTP Valuation

Sum-of-the-parts equity bridge valuing business segments at distinct multiples.

Liquidation Preference Waterfall

Series A/B/C preference stack with participation caps and founder/investor proceeds.

Precedent Transaction Comps

Apply deal multiples from historical M&A transactions to a target company.

Beneish M-Score

Eight-ratio earnings manipulation detection model with above or below -2.22 flagging.

Springate Score

Four-ratio Z-style bankruptcy prediction model for private firm distress probability.

Covenant Headroom

Leverage and coverage ratios measured against lender covenant limits with breach cushion.

Fixed Charge Coverage

EBIT plus fixed charges divided by fixed charges plus interest for lender analysis.

Cash Conversion Cycle Calculator

Free cash conversion cycle calculator measures working capital efficiency as DSO plus DIO minus DPO in days. Enter the three turnover ratios to see operating cycle and CCC score instantly.

Degree of Operating Leverage (DOL) Calculator

Free DOL calculator measures EBIT sensitivity to sales volume given fixed and variable cost structure. Enter sales, variable cost ratio, and fixed costs to see degree of operating leverage and breakeven instantly.

Degree of Financial Leverage (DFL) Calculator

Free DFL calculator measures EPS sensitivity to EBIT changes given debt load and interest expense. Enter EBIT, interest, tax rate, and shares to see degree of financial leverage and interest coverage instantly.

Combined Leverage (DCL) Calculator

Free DCL calculator multiplies DOL by DFL for total EPS sensitivity to sales changes. Enter DOL, DFL, and sales change percent to forecast EBIT and EPS changes from revenue shifts instantly.

CVP Target Profit Calculator

Free CVP target profit calculator computes units and sales revenue needed to hit operating profit targets after covering fixed costs and variable cost per unit.

Price Elasticity

Compute demand elasticity and revenue impact from price changes.

Break Even Calculator

Free break even point calculator. Enter fixed costs, price per unit, and variable cost per unit to find how many units you must sell to cover costs, plus break even revenue, margin of safety, and units needed for a target profit.

NPS Calculator

Free Net Promoter Score calculator. Enter your promoter, passive, and detractor counts to get your NPS, the percentage split, and a confidence interval for your sample size.

Gross Margin Calculator

Free gross margin calculator by product. Enter price, unit cost, and volume for each SKU to get unit margin, total contribution, your blended gross margin, and which products carry the profit.