Free Small Business Tools
Everything free — no sign-up, no unlock paywalls. Calculators and reference material for small business owners and startups.
Calculators
Sales Tax Nexus Checker
50 statesEnter your revenue and transaction count per state. See which states you've crossed economic nexus in and need to register for sales tax.
Quarterly Tax Estimator (Small Biz)
Federal + all 50 statesFederal + state estimated tax calculator for small business owners. SE tax, safe harbor, quarterly due dates, underpayment penalty projection.
Workers Comp Cost Calculator
50 statesEstimate your annual workers' compensation premium by state, industry, and payroll. Includes exemption thresholds and monopolistic state fund info.