All tools
44 free calculators for freelancers, solopreneurs, and indie founders. Search by name or browse by decision area.
Plan Your Build 2
Run the Numbers 28
SaaS Pricing
Find your price floor, suggested price, and ceiling from per-user costs, competitor benchmarks, and target margin.
Bootstrapped Runway
Calculate personal runway and months to ramen/fully profitable from savings, side income, and MRR growth.
AI Margin
Calculate per-user margin for AI products from subscription price, API token costs, hosting, and per-user expenses.
Solo Unit Econ
Calculate LTV, CAC, payback, and break-even customers calibrated for bootstrapped scale with organic CAC.
Break-Even Units
Find break-even units, revenue, and target-profit volume fast.
Runway
Calculate months of runway from cash, burn rate, and revenue growth assumptions.
Profit Margin
Calculate gross margin and markup, or set prices from desired margin percentages.
Unit Economics
Evaluate LTV:CAC ratio, payback period, and per-customer viability.
Startup Costs
Estimate pre-launch costs by category with one-time and recurring breakdown for first-year budget.
Burn Rate
Calculate monthly burn rate from line items with category breakdown and runway estimate.
CLV
Calculate CLV, CLV:CAC ratio, and acquisition payback from purchase patterns.
ROI + Payback
See ROI, annualized return, and payback timing before you fund the project.
Sales Forecast
Forecast MRR and cumulative revenue from growth, conversion, and pipeline assumptions.
Churn & Retention
Estimate recovered customers and revenue lift from retention improvements.
Margin / Markup
Convert margin, markup, and discount with live formulas you can trust.
Price Elasticity
Calculate price elasticity of demand and see whether a price change grows or shrinks revenue.
A/B Significance
Check if your A/B test results are statistically significant and estimate sample size for reliable conclusions.
CAC
Calculate customer acquisition cost, payback period, and LTV:CAC efficiency.
ROAS Calculator
Calculate actual ROAS, break-even ROAS, profit after ad spend, target CPA, and required conversion rate for advertising campaigns.
Email ROI
Calculate projected revenue, ROI, cost per acquisition, and break-even conversion rate for email marketing campaigns.
Content Payback
Estimate cumulative ROI, payback month, and 12/24/36-month returns for content marketing investment with break-even traffic volume.
NPS Calculator
Calculate NPS from promoter, passive, and detractor counts with benchmark context and action guidance.
Wholesale Pricing
Set wholesale price, retail price, and MOQ revenue from unit cost and overhead using cost-plus, keystone, or target-margin strategies.
SaaS Pricing
Set monthly price floors from gross-margin and CAC payback constraints.
Employee Cost
Calculate the true total cost of an employee beyond salary — taxes, benefits, and overhead.
Cost Per Hire
Calculate total recruiting cost per position from ads, agency fees, internal time, and onboarding.
Cash Conversion Cycle
Measure CCC and estimate working-capital lockup from DIO, DSO, and DPO assumptions.
Inventory Turnover
Calculate how quickly your business sells and replaces stock with industry benchmarks.
Make the Call 6
Build vs Buy
Compare building infrastructure yourself versus buying managed services with per-component build/buy verdicts.
SaaS Valuation
Estimate what your solo SaaS is worth using indie/micro-SaaS multiples with key valuation factors.
Valuation
Estimate business worth using revenue, SDE, and EBITDA multiples with blended range.
Contractor vs Employee
Compare the same role as W-2 or 1099 and find the true annual cost break-even point.
Commute vs Remote
Compare office, hybrid, and remote schedules in cash and time.
Ship or Kill
Get a brutally honest SHIP, ITERATE, or KILL verdict on your side project based on traction and market signal.
Freelance & Consulting 8
Freelance Rate
Set confident rate floors from utilization, overhead, and income targets.
Hourly to Salary
Convert hourly and salary compensation with PTO and overtime adjustments.
Day Rate
Calculate your consulting day rate from annual income target, working days, overhead, and tax.
Project Pricing
Estimate project price from hours, complexity, risk buffer, and discount with effective rate check.
Tax Estimator
Estimate quarterly tax set-aside from freelance income, expenses, and deductions. Not tax advice.
Invoice Late Fee
Calculate late-payment penalties from grace days, fixed fees, and annual-interest terms.
Scope Creep Cost
Quantify the true cost of scope creep by comparing quoted vs actual hours to reveal your effective rate.
Salary / Paycheck
Estimate annual and paycheck outcomes with simplified tax assumptions.