Ready to use
Finance & Business
Open tool Customer Refund Transaction Rate Calculator
Measure merchant-refunded transactions within a matched completed-transaction cohort.
BUILT AROUND YOUR WORK
Working calculators for accounting and bookkeeping
Close the gap between an invoice, a ledger balance, and the working paper. Recalculate the figures, investigate differences, and keep the supporting record beside each adjustment.
Choose a focused workspace
Ready to use
Finance & Business
Open tool Degree of Combined Leverage Calculator
Combine operating and financing sensitivity at one stated activity level.
Ready to use
Finance & Business
Open tool Defensive Interval Ratio Calculator
Estimate liquid-resource coverage in days against average daily cash operating expenditures.
Ready to use
Finance & Business
Open tool Degree of Financial Leverage Calculator
Measure pre-tax earnings sensitivity created by fixed interest expense.
Ready to use
Finance & Business
Open tool Annual Recurring Revenue Growth Calculator
Compare two consistently defined ARR snapshots by amount and percentage.
Ready to use
Finance & Business
Open tool ROAS Calculator
Compare attributed campaign revenue with ad spend while keeping the profit limitation visible.
Ready to use
Finance & Business
Open tool Churn Calculator
Calculate opening-cohort customer churn, retention, ending customers, and net change.
Ready to use
Finance & Business
Open tool Contract Renewal Calendar
Create a bounded, browser-local contract renewal calendar with visible assumptions, review guidance, and downloadable output.
Ready to use
Finance & Business
Open tool Debt to Capital Ratio Calculator
Express total interest-bearing debt as a share of consistently dated total capital.
Ready to use
Finance & Business
Open tool CAC Payback Period Calculator
Estimate months of monthly gross profit required to recover supplied CAC.
Ready to use
Finance & Business
Open tool Invoice Number Generator
Generate a bounded padded invoice-reference sequence without reserving numbers.
Ready to use
Finance & Business
Open tool Contribution Margin Planner
Create a bounded, browser-local contribution margin planner with visible assumptions, review guidance, and downloadable output.
Ready to use
Finance & Business
Open tool Customer Acquisition Cost Calculator
Calculate blended acquisition cost from aligned sales and marketing spend.
Ready to use
Finance & Business
Open tool Degree of Operating Leverage Calculator
Measure operating-income sensitivity from contribution margin and EBIT.
Ready to use
Tax, Payroll & Benefits
Open tool Estimated Tax Planner
Create a bounded, browser-local estimated tax planner with visible assumptions, review guidance, and downloadable output.
Ready to use
Tax, Payroll & Benefits
Open tool Benefits Cost Calculator
Create a bounded, browser-local benefits cost calculator with visible assumptions, review guidance, and downloadable output.
Ready to use
Tax, Payroll & Benefits
Open tool Bridge Income Planner
Create a bounded, browser-local bridge income planner with visible assumptions, review guidance, and downloadable output.
Ready to use
Tax, Payroll & Benefits
Open tool Overtime Compliance Checklist
Create a bounded, browser-local overtime compliance checklist with visible assumptions, review guidance, and downloadable output.
Ready to use
Finance & Business
Open tool Gordon Growth Model Calculator
Estimate stable-growth equity value from next dividend, return, and growth.
Ready to use
Tax, Payroll & Benefits
Open tool Leave Accrual Calculator
Create a bounded, browser-local leave accrual calculator with visible assumptions, review guidance, and downloadable output.
Ready to use
Tax, Payroll & Benefits
Open tool Annuity Payout Estimator
Create a bounded, browser-local annuity payout estimator with visible assumptions, review guidance, and downloadable output.
Ready to use
Tax, Payroll & Benefits
Open tool Benefits Comparison Matrix
Create a bounded, browser-local benefits comparison matrix with visible assumptions, review guidance, and downloadable output.
Ready to use
Tax, Payroll & Benefits
Open tool Contractor vs Employee Cost Comparator
Create a bounded, browser-local contractor vs employee cost comparator with visible assumptions, review guidance, and downloadable output.
Ready to use
Tax, Payroll & Benefits
Open tool Employer Tax Cost Calculator
Create a bounded, browser-local employer tax cost calculator with visible assumptions, review guidance, and downloadable output.