AR Aging Guide
Understand receivable aging buckets and how to prioritize collection follow-up.
Free Tools
Business calculators and practical tools
Simple tools designed around real small-business decisions. Each tool should help people understand what the result actually means.
Late Fee Calculator
Estimate a percentage-based late fee and adjusted total due.
Invoice Due Date Calculator
Estimate an invoice due date from the invoice date and payment terms.
Markup vs Margin Calculator
See the difference between markup on cost and margin on selling price.
Break-Even Calculator
Estimate the unit volume and sales dollars needed to cover fixed and variable costs.
Profit Margin Calculator
Estimate gross profit and profit margin using revenue and direct cost.