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Explore nossa coleção completa de 86 calculadoras em 9 categorias.

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Calculadoras gratuitas e instantâneas para as métricas que importam. De receita SaaS e economia unitária a custos de IA, renda extra e finanças pessoais — toda calculadora é 100% gratuita, sem necessidade de conta. Os resultados são atualizados ao vivo enquanto você digita e nada sai do seu dispositivo. Criadas para fundadores, operadores, criadores e qualquer pessoa que precise de respostas rápidas.

Métricas de receita

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MRR, ARR, ARPU, and revenue analysis calculators

Economia unitária

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CAC, LTV, payback period, gross margin, and burn rate

Churn e retenção

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Monthly churn, annual churn, and customer retention

Crescimento e eficiência

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Quick ratio, magic number, rule of 40, and growth metrics

CAC Calculator

Calculate your Customer Acquisition Cost (CAC) to understand how much you spend to acquire each new customer.

Calculadora de Taxa de Consumo e Múltiplo de Consumo

Calcule seu consumo bruto mensal, consumo líquido, pista de caixa e múltiplo de consumo para entender sua eficiência de capital.

Calculadora de Quick Ratio

Calcule seu quick ratio SaaS para medir a eficiência de crescimento – a relação entre o MRR novo + expansão e o MRR perdido por cancelamentos + contrações.

Magic Number Calculator

Calculate your SaaS Magic Number to measure sales and marketing efficiency - new ARR divided by prior quarter sales & marketing spend.

Rule of 40 Calculator

Calculate your Rule of 40 score - revenue growth rate plus profit margin - to measure your SaaS company's health.

Revenue Per Employee Calculator

Calculate your revenue per employee to measure workforce efficiency and compare against industry benchmarks.

Activation Rate Calculator

Calculate the percentage of new signups that reach activation - your product's 'aha moment' and key leading indicator of retention.

Lead-to-Customer Conversion Rate Calculator

Calculate what percentage of your leads convert into paying customers and measure your sales funnel efficiency.

Conversion Rate CalculatorstarNovo

Calculate your conversion rate from visitors to customers with total conversions and non-converting visitor breakdown.

CPC Calculator (Cost Per Click)starNovo

Calculate Cost Per Click (CPC) for your advertising campaigns based on total cost and clicks generated.

CTR Calculator (Click-Through Rate)starNovo

Calculate Click-Through Rate (CTR) for your ads, emails, and content based on impressions and clicks.

ROAS Calculator (Return on Ad Spend)starNovo

Calculate Return on Ad Spend (ROAS), net return, and profit margin for your advertising campaigns.

Custos de IA

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API costs for Claude, ChatGPT, Gemini, and image generation models

Trabalhos extras

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YouTube, freelance, Etsy, gig work, and creator income calculators

YouTube Ad Revenue Calculator

Estimate your YouTube channel earnings based on views, RPM, and engagement metrics.

Freelance Hourly Rate Calculator

Calculate your optimal freelance hourly rate based on desired income, billable hours, expenses, and taxes.

Gig Worker Take-Home Pay Calculator

Calculate your net income after expenses and taxes for rideshare, delivery, and gig economy work.

Etsy Profit Margin Calculator

Calculate your Etsy store profit margins after fees, materials, shipping, and other costs.

Podcast Revenue Calculator

Estimate your podcast earnings from ads, sponsorships, and listener support.

Newsletter Revenue Calculator

Calculate your newsletter income from paid subscriptions and sponsorships based on subscriber count and engagement.

Amazon FBA Revenue Calculator

Calculate Amazon FBA profit margins after referral fees, fulfillment fees, storage, and advertising costs.

Affiliate Marketing Income Calculator

Project your affiliate marketing earnings based on traffic, click-through rates, conversion rates, and commissions.

Blogging Income Potential Calculator

Estimate your blog's revenue potential from ads, affiliates, sponsorships, and digital products.

Twitch Revenue Calculator

Estimate your Twitch streaming income from subscriptions, ads, and Bits donations.

Subscription Content Revenue Calculator

Estimate income from subscription-based content platforms like OnlyFans, Patreon, and FanCentro.

Print-on-Demand Profit Calculator

Calculate your print-on-demand store profits after product costs, printing, platform fees, and shipping.

Dropshipping Margin Calculator

Calculate your dropshipping profit margins after product costs, shipping, platform fees, ad spend, and returns.

TikTok Creator Fund Calculator

Estimate your TikTok Creator Fund payouts based on views, region, engagement, and video length.

Side Income Tax Calculator

Estimate taxes on your side hustle income including self-employment tax, federal, and state taxes.

CPM Calculator (Cost Per Mille)starNovo

Calculate Cost Per Mille (CPM) — the cost per 1,000 ad impressions — for advertising campaigns and content monetization.

Finanças pessoais

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FIRE, savings, investments, debt payoff, and retirement planning

FIRE Calculator

Calculate your path to Financial Independence, Retire Early (FIRE) based on savings, contributions, and investment returns.

Savings Rate Calculator

Calculate your savings rate and how long it will take to reach your savings goals based on income and expenses.

Investment Returns Calculator

Project your investment growth with compound returns, regular contributions, and customizable time horizons.

Debt Payoff Calculator

Calculate how long it will take to pay off your debt and how much interest you'll pay with your current payment plan.

Emergency Fund Calculator

Calculate how much you need in your emergency fund and how long it will take to save it based on your expenses.

Mortgage Affordability Calculator

Determine how much house you can afford based on your income, debt, down payment, and current interest rates using the 28/36 rule.

Student Loan Payoff Calculator

Calculate your student loan payoff timeline, total interest paid, and explore strategies like snowball vs avalanche methods.

Rent vs Buy Calculator

Compare the total cost of renting versus buying a home over any time period, factoring in mortgage, taxes, insurance, maintenance, and investment returns.

Credit Card Payoff Calculator

Find out how long it will take to pay off your credit card debt and how much interest you'll pay with your current payment plan.

401k Retirement Calculator

Project your 401k balance at retirement including employer match, compound growth, and estimate your retirement income.

Dividend Income Calculator

Project your dividend income stream from a portfolio of dividend-paying stocks with DRIP (dividend reinvestment) and compounding growth.

Negócios em geral

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Break-even, ROI, pricing, employee cost, and valuation

Break-Even Analysis Calculator

Calculate how many units you need to sell to break even based on fixed costs, variable costs, and price.

ROI Calculator

Calculate Return on Investment (ROI) and annualized ROI for any business investment or project.

Employee Cost Calculator

Calculate the true cost of an employee including salary, taxes, benefits, equipment, and overhead.

Pricing Strategy Calculator

Compare cost-plus, competitor-based, and value-based pricing strategies for your product or service.

Contractor vs Employee Cost Calculator

Compare the true annual cost of hiring a contractor versus a full-time employee including salary, taxes, benefits, equipment, and overhead.

Business Valuation Calculator

Estimate your business value using revenue multiple and EBITDA multiple methods with growth-adjusted blended valuation.

Cash Runway Calculator

Calculate how many months your startup can operate before running out of cash based on burn rate and revenue growth.

AOV Calculator (Average Order Value)starNovo

Calculate Average Order Value (AOV) based on total revenue and number of orders to measure purchase behavior.

Payment Processing Fee CalculatorstarNovo

Calculate payment processing fees including transaction fees, chargeback costs, and effective rate for any payment processor.

Stripe Fee CalculatorstarNovo

Calculate Stripe payment processing fees including per-transaction fees, percentage fees, and monthly/annual costs with enterprise rate logic.

TAM SAM SOM CalculatorstarNovo

Calculate Total Addressable Market (TAM), Serviceable Addressable Market (SAM), and Serviceable Obtainable Market (SOM) with growth projections.

SaaS avançado

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Advanced SaaS metrics: engagement, adoption, cohorts, efficiency

Customer Engagement Score Calculator

Measure customer engagement using DAU/MAU ratio, session frequency, duration, and feature adoption.

Unit Economics Dashboard Calculator

Track your SaaS unit economics with a comprehensive dashboard showing LTV/CAC ratio, contribution margin, payback period, MRR, and gross profit per customer.

Feature Adoption Rate Calculator

Calculate your SaaS feature adoption rate, measure the gap to target adoption, and determine how many additional users need to adopt a feature to hit your goals.

Time to Value Calculator

Calculate your SaaS time-to-value metric, measure how many users achieve value within your target timeframe, and determine whether your onboarding is effective.

Revenue Per User Trend Calculator

Track your ARPU trend over time by comparing previous and current month revenue and user counts to determine if your per-user revenue is growing, stable, or declining.

SaaS Quick Ratio Calculator

Calculate your SaaS quick ratio to measure sales efficiency by comparing new and expansion MRR against churned and contraction MRR.

Cohort Analysis Calculator

Perform cohort retention analysis by tracking how many users from an initial cohort remain active over multiple months and calculating your average retention rate.

SaaS Capital Efficiency Calculator

Calculate your SaaS capital efficiency ratio to understand how effectively you convert invested capital into ARR growth, a key metric for founders and investors.

CAC Payback Period Enhanced Calculator

Calculate your enhanced CAC payback period in months and days accounting for gross margin, giving a more accurate view of how quickly you recoup customer acquisition costs.