Free tool
Business mileage calculator
Estimate a mileage amount using the 2026 IRS rates. Enter business, medical, moving, or charitable miles.
Calculate an estimate →Tax organization, without the jargon
Make your tax records easier to understand.
Free calculators, checklists, and practical explainers for keeping better business records. Use the ideas here as a starting point, then confirm decisions with the IRS or a qualified tax professional.
Try the mileage calculatorRead the recordkeeping guideStart with a useful next step
Good tax preparation is mostly good recordkeeping. These resources help you organize the facts before you hand them to an accountant or enter them into tax software.
Guide
What to keep with a receipt
A simple checklist for payee, amount, date, payment proof, and business purpose.
Read the checklist →Guide
Planning estimated taxes
Understand the role of Form 1040-ES and build a quarterly habit without guessing at your final bill.
Read the overview →For private receipt organization
Keep your records close to home.
ReceGuard is an iPhone app for organizing receipts, mileage, and tax exports on your own workflow.