Updated for 2026 Tax Season

2026 Self-Employed Tax Calculator & IRS Compliance Guide

Free tools and expert guides to help 1099 contractors, freelancers, and self-employed workers save money, avoid IRS penalties, and maximize deductions.

IRS-Compliant Formulas 100% Free, No Sign-Up No Data Stored Updated for 2026
50K+
Calculations Monthly
9
Free Tax Tools
4.9★
User Rating
Instant Result2026 Tax Year
Net Self-Employment Income$0
Self-Employment Tax (15.3%)$0
Estimated Total Tax$0
Potential Savings (Est.)$0
Full Calculator →

* Educational estimates only. Not professional tax advice.

Free Tools

2026 Tax-Saving Calculators for Self-Employed Workers

Instant calculations based on IRS rules. No signup, no hidden fees.

2026 Self-Employment Tax Calculator

Max IRS deductions for 1099 contractors. Calculate self-employment tax instantly.

Max Deductions

2026 Quarterly Estimated Tax Calculator

Avoid IRS late penalties. Calculate quarterly estimated tax payments.

Avoid Penalties

2026 1099 Tax Estimator

Calculate estimated taxes for independent contractors and gig workers.

Fast Estimate

Home Office Deduction Calculator

Compare simplified vs regular method for maximum tax savings.

Max Savings

Hourly to Salary Calculator

Convert hourly wage to annual salary with pre-tax and post-tax estimates.

Instant Result

2026 IRS Tax Deadline Calculator

Find official tax due dates based on IRS Publication 509.

IRS Official

MACRS Depreciation Calculator

Calculate equipment depreciation using IRS MACRS rules.

IRS Compliant

2026 Sales Tax Calculator

Calculate sales tax for US states and local jurisdictions.

All States

Quick Tax Deduction Finder

Find tax deductions you might be missing as a self-employed worker.

Missing Deductions

2026 SBA 7(a) Loan Calculator

Estimate SBA 7(a) loan payment, interest, and guarantee fee before you apply.

Plan Financing

2026 Cash Flow Calculator

Project cash flow, burn rate, and runway. Spot cash-short months early.

Avoid Shortfalls

2026 AR Turnover Calculator

Measure receivables turnover and days sales outstanding (DSO).

Faster Collections

2026 BC Tax Credits Estimator

Estimate BC Climate Action and GST/HST refundable tax credits (Canada).

BC · CRA

2026 Business Line of Credit Calculator

Estimate available credit and interest cost on a revolving line of credit.

Flex Funding

2026 Employer Payroll Tax Calculator

Estimate employer Social Security, Medicare, FUTA, and SUTA on payroll.

Hiring Cost

2026 1099 vs W2 Take-Home Calculator

Compare take-home pay as a 1099 contractor vs a W2 employee for the same gross pay.

Contractor vs Employee

2026 Small Business Profit Estimator

Estimate gross profit, operating income, and net profit before tax with margins.

Profit & Margin

2026 Break-Even Calculator

Find your break-even point in units and revenue from fixed costs, price, and variable cost.

Pricing

2026 Profit Margin & Markup Calculator

See profit margin, markup, and profit per unit — or solve for the price that hits your target margin.

Invoice Pricing

Cash Runway Simulator

Simulate monthly burn to see exactly when your cash runs out and plan your runway.

Runway

Hire vs Outsource Comparison

Compare employee vs contractor cost side by side for your small business.

Compare

Price Up vs Price Down Comparison

See whether raising or lowering your price earns more revenue at your sales volume.

Pricing

Pricing Simulator

Find your break-even price and target profit across different price points.

Break-Even

Runway Reverse Calculator

Find your max monthly spend to hit a target runway with your current cash balance.

Runway

Target Profit Reverse Calculator

Find the revenue you need to reach your profit goal at your current margin.

Profit

Markup Calculator for Small Business | Cashbizly

Set a price from your cost and a markup percentage. See sale price, profit, and the resulting margin for freelancers and small businesses.

Pricing

Profit Margin Calculator | Cashbizly

Find your profit margin and markup from a sale price and unit cost. Check whether your pricing covers overhead before you sell.

Profitability

Reverse Price Calculator (Target Margin) | Cashbizly

Reverse pricing tool: enter your cost and the margin you must earn, and see the exact sale price and profit per unit.

Reverse

Reverse Break-Even (Target Profit) Calculator | Cashbizly

Reverse break-even tool: enter a target profit and your contribution margin to see the exact revenue (and units) you must sell.

Reverse

Freelance Hourly Rate Reverse Calculator | Cashbizly

Reverse rate tool for freelancers and 1099 contractors: enter the income you need, billable hours, and overhead to get the hourly rate that hits your goal.

Reverse

Restaurant Menu Price Reverse Calculator | Cashbizly

Reverse menu-pricing tool for restaurants and cafes: enter ingredient cost and your target food-cost percentage to get the price that protects your margin.

Reverse

Contractor Bid Calculator (Reverse Margin) | Cashbizly

Reverse bid tool for contractors: enter labor, materials, and the margin you need to see the client price that protects profit.

Reverse

Discount & Markdown Calculator | Cashbizly

See the sale price, markdown dollars, and the new margin after a discount — for retail and promotion planning.

Pricing

Price Change Test (Elasticity Simulator) | Cashbizly

Simulate the revenue impact of a price change and find the maximum volume drop you can absorb before revenue falls.

Test

Net Burn Rate Calculator | Cashbizly

Calculate your monthly net burn and cash runway from cash on hand, inflows, and outflows — the number every small business must watch.

Cash Flow

Working Capital Calculator | Cashbizly

Compute working capital and the current ratio from current assets and liabilities — your short-term solvency check.

Cash Flow

Cash Conversion Cycle Calculator | Cashbizly

Measure the cash conversion cycle (CCC) from days inventory, receivables, and payables — shorten it to free cash without borrowing.

Cash Flow

Business Emergency Fund Calculator (Reverse) | Cashbizly

Reverse tool: enter your monthly operating expenses and how many months of cushion you want to see the cash reserve to keep on hand.

Reverse

12-Month Cash Flow Simulator | Cashbizly

Simulate a 12-month cash balance from starting cash, monthly revenue (with growth), and expenses — spot shortfall months before they hit.

Test

Loan Payment & Amortization Calculator | Cashbizly

Estimate the monthly payment, total interest, and amortization of a term loan from principal, APR, and term.

Financing

Equipment Lease vs Buy Simulator | Cashbizly

Simulate total cost of leasing versus buying equipment over a term, including salvage value, to pick the cheaper path.

Test

Invoice Financing Cost Calculator | Cashbizly

Estimate the cost and net advance of invoice financing from the fee rate, advance percentage, and term — before you factor a receivable.

Financing

Debt Service Coverage Ratio (DSCR) | Cashbizly

Calculate DSCR from net operating income and total debt service — the ratio lenders use to approve business loans.

Financing

APR vs APY Calculator | Cashbizly

Convert a nominal APR to APY with a chosen compounding frequency — see how often interest compounds changes what you really pay or earn.

Financing

Fully Loaded Employee Cost Calculator | Cashbizly

Compute the true cost of an employee from salary plus benefits, payroll tax, and overhead — the number behind every hiring decision.

Payroll

Overtime Cost Calculator | Cashbizly

Estimate total payroll for regular and overtime hours at a chosen OT multiplier — plan staffing and crunch periods accurately.

Payroll

Bonus Gross-Up Calculator (Reverse) | Cashbizly

Reverse payroll tool: enter the net bonus you want an employee to receive and the tax rate to see the gross you must pay.

Reverse

Revenue Needed to Cover a Hire (Reverse) | Cashbizly

Reverse tool: enter a new hire's loaded cost and your profit margin to see the added revenue required to break even on the hire.

Reverse

Business Mileage Deduction Calculator | Cashbizly

Calculate your IRS business mileage deduction using the current standard mileage rate — for self-employed drivers, contractors, and small businesses.

Tax

QBI Deduction Calculator (Section 199A) | Cashbizly

Estimate the Section 199A qualified business income deduction for pass-through entities, with the taxable-income threshold logic.

Tax

SEP / SIMPLE Contribution Calculator | Cashbizly

Estimate the maximum SEP-IRA (and SIMPLE) retirement contribution for the self-employed from net earnings.

Tax

LLC vs S-Corp Tax Comparison | Cashbizly

Compare self-employment tax between a default LLC (disregarded entity) and an S-Corporation election on the same profit.

Tax

Section 179 Deduction Calculator | Cashbizly

Estimate the tax impact of a Section 179 first-year equipment deduction from the purchase cost and your tax rate.

Tax

Customer Acquisition Cost (CAC) Calculator | Cashbizly

Compute CAC from marketing spend and new customers — the metric that decides whether growth is profitable.

Growth

Customer Lifetime Value (LTV) Calculator | Cashbizly

Estimate LTV from average order value, purchase frequency, lifespan, and margin — the other half of unit economics.

Growth

Max CAC from LTV:CAC (Reverse) | Cashbizly

Reverse growth tool: enter LTV and your target LTV:CAC ratio to see the maximum acquisition cost you can afford per customer.

Reverse

Marketing ROI Calculator | Cashbizly

Calculate marketing ROI and net profit from campaign spend, attributed revenue, and your margin.

Growth

Max Ad Spend (Reverse) Calculator | Cashbizly

Reverse marketing tool: enter target campaign profit, attributed revenue, and margin to see the maximum ad spend that still hits your goal.

Reverse

Economic Order Quantity (EOQ) Calculator | Cashbizly

Compute EOQ — the order size that minimizes total inventory cost — from annual demand, order cost, and holding cost.

Operations

Reorder Point Calculator | Cashbizly

Calculate the reorder point from daily demand, supplier lead time, and safety stock so you never stock out.

Operations

Inventory Turnover Calculator | Cashbizly

Compute inventory turnover and days-in-inventory from COGS and average inventory — a key retail and ops efficiency metric.

Operations

Food Cost Percentage Calculator | Cashbizly

Compute food cost percentage from ingredient cost and menu price, and compare it to your target — for restaurants and cafes.

Operations

Labor Cost Percentage Calculator | Cashbizly

Compute labor cost as a percentage of revenue — the other half of restaurant and service profitability.

Operations

ROI Calculator | Cashbizly

Calculate return on investment from gain and cost — the simplest profitability ratio for any business spend.

Investment

Payback Period Calculator | Cashbizly

Estimate the payback period from an upfront investment and recurring monthly savings — a quick risk screen for CapEx.

Investment

NPV Calculator (Net Present Value) | Cashbizly

Compute NPV of a multi-year investment from initial outlay, annual cash flow, and discount rate — the gold-standard capital-budgeting test.

Investment
FAQ

Frequently Asked Questions about 2026 Self-Employed Taxes

Self-employed workers should typically set aside 25-30% of their income for federal and state taxes. This covers income tax, self-employment tax (15.3%), and any state taxes. Our calculator can help you determine the exact amount based on your income.

The 2026 standard mileage rate for business use is 67 cents per mile. This rate is set annually by the IRS and can be used instead of calculating actual vehicle expenses.

Yes, 1099 contractors and self-employed workers are generally required to pay quarterly estimated taxes if you expect to owe $1,000 or more in taxes for the year. The deadlines are April 15, June 15, September 15, and January 15.

Self-employed workers can claim numerous deductions including: home office expenses, vehicle expenses, meals (50% deductible), travel, equipment, supplies, internet/phone, health insurance premiums, retirement contributions, and more. See our complete deduction guide for details.

Ready to Save on Your 2026 Taxes?

Use our free calculators and guides to maximize your deductions and avoid IRS penalties.

More Free Calculators on Cashbizly