Free Tax & Business Calculators
Comprehensive collection of calculators and tools designed for self-employed professionals, freelancers, and small business owners. All tools are free to use.
Deduction Tools
Can I Write Off...?
Check if any expense is tax deductible. 500+ expenses covered with IRS rules.
Tax Calculators
Sales Tax Due Dates by State
Find your state's 2026 & 2027 sales tax filing deadlines, frequency rules, and add them to your calendar.
1099 Tax Calculator
Calculate your estimated tax liability as a 1099 contractor or self-employed individual
Self-Employment Tax Calculator
Estimate your self-employment tax obligations for Social Security and Medicare
Federal Income Tax Calculator
Calculate your 2025 federal income tax, see tax brackets, and estimate refund or amount owed
Income Tax Calculator
Calculate federal and state income tax for all 50 US states
Tax Withholding Calculator
Estimate federal and state tax withholding from your paycheck
Effective Tax Rate Calculator
Calculate your true combined federal and state effective tax rate
Capital Gains Tax Calculator
Calculate short-term and long-term capital gains taxes on investments
Quarterly Tax Calculator
Calculate estimated quarterly tax payments for any US state
Sales Tax Calculator
Calculate sales tax with state, county, and city rates for any US state
Payroll Tax Calculator
Calculate employer and employee payroll tax obligations
S-Corp Salary Calculator
Determine the optimal salary for S-Corp owners to minimize taxes
QBI Deduction Calculator
Calculate your Section 199A Qualified Business Income deduction (up to 20% off pass-through income)
Tax Refund Estimator
Estimate your federal tax refund or amount owed based on income, withholdings, and deductions
Tax Bracket Calculator
Find your federal tax bracket, marginal rate, and see how your income is taxed across brackets
Filing Status Helper
Answer questions to determine your optimal tax filing status (Single, MFJ, HoH, etc.)
Standard vs Itemized Calculator
Compare standard deduction vs itemizing to see which saves you more on taxes
Tax Deadline Calendar 2026
View all 2026 tax deadlines filtered by entity type. Estimated payments, filing dates, extensions.
Tax Deadline Calendar 2027
View all 2027 tax deadlines for tax year 2026. Filing dates, estimated payments, extensions by entity type.
LLC Tax Calculator
Compare LLC filing fees, annual fees, and franchise taxes across all 50 states + DC
AGI Calculator
Calculate your Adjusted Gross Income with above-the-line deductions and credit eligibility
Gift Tax Calculator
Calculate gift tax, annual exclusions, and lifetime exemption usage for 2026
Earned Income Credit Calculator
Calculate your Earned Income Tax Credit based on income, children, and filing status
Married Filing Jointly vs Separately Calculator
Compare tax bills filing jointly vs separately to find which saves you more
Crypto Tax Calculator
Calculate capital gains tax on cryptocurrency trades with short-term and long-term rates
Dividend Tax Calculator
Calculate taxes on qualified and ordinary dividends including NIIT
Bonus Tax Calculator
Calculate federal withholding and take-home pay on bonus income
1099 vs W-2 Income Calculator
Compare 1099 contractor pay to a W-2 salary on the same gross — see the self-employment tax gap and break-even rate.
Estimated Tax Penalty Calculator
Estimate your IRS underpayment penalty for 2026 — safe harbors, the $1,000 exception, and per-quarter Form 2210 interest.
Business Tools
Best State to Form an LLC
Find the best LLC formation state based on where you live, operate, and optimize for cost or privacy
Business Name Generator
Generate unique business names with AI and check availability
California Business Name Checker
Check if your desired business name is available in California
Business Loan Readiness Check
Find out if your business is ready for a funding conversation. 6-category self-assessment with a personalized action checklist.
Startup Cost Calculator
Estimate total startup costs with industry presets and state-aware LLC filing fees.
NAICS Code Lookup
Search all 2,125 official 2022 NAICS codes by keyword or number for your EIN, license, or loan application.
Business Entity Search
Find the official Secretary of State business search for all 50 states + DC — verify any company's status and filings.
Profit & Loss Statement Generator
Build a formatted P&L statement with live gross profit, operating income, and net margin. Download CSV or print as PDF.
Balance Sheet Generator
Build a balance sheet with live balance check, current ratio, and debt-to-equity. Download CSV or print as PDF.
Chart of Accounts Template
Generate a customizable chart of accounts for any business type and download as CSV for QuickBooks or Xero.
Expense Report Template
Create an expense report with mileage auto-calc, category totals, CSV export, and print-to-PDF — no sign-up.
Mileage Log Template
Generate an IRS-compliant mileage log — track trips, download CSV or print, and see your deduction at the standard rate.
Paycheck & Income
Paycheck Calculator
Calculate your take-home pay after federal and state taxes for any US state
Take Home Pay Calculator
Calculate your net pay after taxes and deductions
Salary to Hourly Calculator
Convert annual salary to hourly rate for all 50 US states
Hourly to Salary Calculator
Convert hourly wage to annual salary for all 50 US states
Annual Income Calculator
Calculate annual income from hourly, weekly, or monthly pay
Pay Raise Calculator
Calculate the impact of a pay raise on your salary and take-home pay
Time Clock Calculator
Calculate hours worked from clock in/out times and total pay
Deduction Calculators
Home Office Tax Deduction Calculator
Calculate your home office deduction using simplified or regular method
Mileage Deduction Calculator
Calculate your business mileage deduction using IRS standard rates
Depreciation Calculator
Calculate depreciation for business assets using various methods
Mortgage Interest Deduction Calculator
Calculate your mortgage interest deduction and compare standard vs itemized deductions
Retirement & Investment
401(k) Calculator
Calculate how much your 401(k) will grow by retirement with contributions and employer match
Roth IRA Calculator
Calculate Roth IRA growth with 2025 contribution limits and tax-free withdrawals
RMD Calculator
Calculate Required Minimum Distributions from your retirement accounts
Pension Calculator
Estimate your pension benefits based on years of service and salary
Social Security Calculator
Estimate your Social Security retirement benefits based on earnings and claiming age
Compound Interest Calculator
See how your money grows with compound interest and regular contributions
Dividend Calculator
Calculate dividend income from your stock portfolio with DRIP projections
ROI Calculator
Calculate return on investment percentage and annualized returns
IRR Calculator
Calculate Internal Rate of Return for investment decisions
Financial Calculators
Net Worth Calculator
Calculate your total net worth by adding assets and subtracting liabilities
Present Value Calculator
Calculate the present value of future cash flows or payments
Future Value Calculator
Calculate the future value of investments with compound growth
NPV Calculator
Calculate Net Present Value for investment analysis
Time Value of Money Calculator
Solve for PV, FV, PMT, rate, or periods in TVM equations
APR Calculator
Calculate Annual Percentage Rate including fees to understand true loan cost
Debt & Loan Calculators
Debt Payoff Calculator
Create a debt payoff plan using snowball or avalanche method
Debt Snowball Calculator
Calculate debt payoff using the snowball method (lowest balance first)
Credit Card Payoff Calculator
Calculate how long to pay off credit card debt and total interest
Business Loan Calculator
Calculate monthly payments and total cost for business loans
SBA Loan Calculator
Calculate payments for SBA 7(a) and 504 loans
Business Calculators
Markup Calculator
Calculate selling price from cost and markup percentage
Gross Margin Calculator
Calculate gross profit margin from revenue and cost of goods sold
Profit Margin Calculator
Calculate gross profit, net profit, and profit margins for your business
Break Even Calculator
Calculate when your business will break even and start making profit
Discount Calculator
Calculate sale price, discount amount, and savings percentage
Cap Rate Calculator
Calculate capitalization rate for real estate investment analysis
LLC vs Sole Proprietorship Calculator (CA)
Compare costs and benefits of LLC vs Sole Proprietorship in California
Business Valuation Calculator
Estimate what your business is worth using SDE, revenue, and EBITDA multiples by industry.
Equipment Loan Calculator
Calculate monthly payments plus first-year tax savings from Section 179 and bonus depreciation.
Business Line of Credit Calculator
Calculate monthly interest cost and effective APR with interest-only vs full payoff scenarios.
Working Capital Calculator
Calculate current ratio, quick ratio, and project how much working capital you'll need in 12 months.
PayPal Fee Calculator
Calculate PayPal fees for any payment type and see your net amount — or how much to charge to receive a target sum.
Stripe Fee Calculator
Calculate exact Stripe fees and net payout for domestic, international, and currency-conversion charges.
Per Diem Rate Calculator
Look up 2026 GSA per diem rates (lodging + M&IE) for any U.S. city and total a business trip, with the 75% travel-day rule.