Full directory
All tools
Search and filter 65+ free calculators and AI business tools by name, category, or keyword. Every tool includes formulas, examples, result explanation, and FAQ.
65 tools found
Advanced Loan EMI Calculator
Estimate monthly EMI, total interest, repayment schedule, and extra-payment impact for any loan.
mortgageMortgage Calculator with Amortization Schedule
Calculate mortgage payments, interest, payoff schedule, and yearly amortization summaries.
loanBusiness Loan Calculator
Plan business loan repayments, interest, term options, and extra payments.
loanCar Loan Calculator
Calculate auto loan payments, total cost, interest, and repayment schedule.
loanPersonal Loan Calculator
Estimate personal loan monthly payment, total interest, and amortization.
financeCredit Card Payoff Calculator
Find payoff time, interest cost, and better monthly payment targets for card debt.
financeDebt Snowball Calculator
Plan debt payoff from smallest to largest balance with motivational milestones.
financeDebt Avalanche Calculator
Plan debt payoff from highest interest rate first to reduce total interest.
financeCompound Interest Calculator
Project growth from principal, contribution, rate, and compounding frequency.
financeSavings Goal Calculator
Calculate monthly savings needed to reach a target by your deadline.
financeInvestment Return Calculator
Estimate investment growth, total contributions, and return over time.
financeRetirement Savings Calculator
Estimate retirement savings progress and required monthly contributions.
taxUK Salary Calculator
Estimate UK take-home pay using simplified tax and national insurance assumptions.
taxUSA Salary Calculator
Estimate US take-home salary using simplified federal, state, and payroll tax assumptions.
taxVAT Calculator
Add or remove VAT from a price and calculate VAT amount.
taxSales Tax Calculator
Calculate sales tax, before-tax price, and final total.
taxFreelancer Tax Estimate Calculator
Estimate freelancer tax reserve based on revenue, expenses, and tax rate.
taxPayPal Fee Calculator
Estimate PayPal fees, net received, and gross-up amount.
taxStripe Fee Calculator
Estimate Stripe fees, net payout, and gross-up amount.
taxImport Duty Calculator
Estimate landed cost using item value, shipping, duty rate, and tax rate.
taxProfit After Tax Calculator
Calculate profit after estimated tax from revenue and costs.
taxInvoice Tax Calculator
Calculate invoice subtotal, tax amount, and final invoice total.
businessProfit Margin Calculator
Calculate gross profit, profit margin, markup, and price efficiency.
businessBreak-even Calculator
Find break-even units and sales needed from costs and price.
businessROI Calculator
Calculate return on investment, net gain, and scenario comparison.
businessStartup Cost Calculator
Estimate launch costs, working capital, runway, and funding needs.
businessBusiness Valuation Calculator
Estimate valuation from revenue, profit, and industry multiple assumptions.
businessPricing Strategy Calculator
Compare price, cost, volume, margin, and profit scenarios.
businessCash Flow Calculator
Calculate net cash flow from inflows, outflows, receivables, and payables.
businessInventory Profit Calculator
Estimate product inventory profit, ROI, fees, and remaining stock value.
businessGross Profit Calculator
Calculate gross profit, gross margin, and cost of goods ratio.
businessNet Profit Calculator
Calculate net profit after operating expenses, taxes, and fees.
marketingROAS Calculator
Calculate return on ad spend and revenue efficiency.
marketingAd Spend Calculator
Plan ad spend from revenue goal, conversion rate, and average order value.
marketingCustomer Acquisition Cost Calculator
Calculate CAC from marketing spend and new customers.
marketingCost Per Lead Calculator
Calculate CPL and lead volume efficiency from campaign spend.
marketingConversion Rate Calculator
Calculate conversion rate from visitors, leads, trials, or purchases.
marketingEmail Marketing ROI Calculator
Estimate email campaign revenue, profit, and ROI.
marketingLanding Page Conversion Calculator
Calculate landing page conversion rate and improvement targets.
marketingMarketing Budget Calculator
Plan marketing budget across channels and revenue goals.
saasSaaS MRR Calculator
Calculate monthly recurring revenue by plan, customers, and expansion.
saasSaaS ARR Calculator
Calculate annual recurring revenue and growth scenarios.
saasChurn Rate Calculator
Calculate customer churn, revenue churn, and retention signals.
saasCustomer Lifetime Value Calculator
Estimate LTV from ARPU, gross margin, and churn.
saasSaaS CAC Calculator
Calculate SaaS customer acquisition cost and payback.
saasLTV to CAC Ratio Calculator
Calculate LTV:CAC ratio and SaaS acquisition quality.
saasSaaS Burn Rate Calculator
Calculate net burn rate and monthly cash consumption.
saasSaaS Runway Calculator
Calculate months of runway from cash balance and burn rate.
saasExpansion Revenue Calculator
Estimate expansion MRR from upgrades, add-ons, and account growth.
saasNet Revenue Retention Calculator
Calculate NRR from starting revenue, expansion, contraction, and churn.
aiAI Business Name Generator
Generate brandable business name ideas by industry and tone.
aiAI Slogan Generator
Generate clear slogans and taglines for brands, products, and campaigns.
aiAI Ad Copy Generator
Generate persuasive ad copy variations for paid campaigns.
aiAI Email Writer
Generate professional email drafts for business communication.
aiAI Product Description Generator
Generate product descriptions with benefits, features, and conversion focus.
aiAI Proposal Generator
Generate simple proposal copy for services, projects, and client offers.
aiAI Invoice Description Generator
Generate professional invoice line item descriptions.
aiAI Landing Page Copy Generator
Generate landing page hero copy, benefits, and CTA ideas.
aiAI SEO Title Generator
Generate SEO title ideas with clear search intent.
aiAI Meta Description Generator
Generate concise meta descriptions for SEO pages.
aiAI Blog Outline Generator
Generate blog outline structures with H2/H3 sections.
aiAI Social Media Caption Generator
Generate social captions for offers, tips, and announcements.
aiAI Cold Email Generator
Generate cold email drafts for outreach and lead generation.
aiAI Business Idea Generator
Generate practical business ideas by skills, budget, and market.
aiAI Value Proposition Generator
Generate concise value propositions for products and services.