FREE ONLINE TOOL

Free Mileage
Calculator

Free advanced Mileage Calculator with manual distance or odometer logs, miles/km, U.S. IRS 2026 date-aware presets, custom employer rates, trip purposes, extras, actual-cost comparison, monthly summaries, CSV export and local browser persistence.

About Free Mileage Calculator

Enter direct distance or start/end odometer readings, mix miles and kilometers, classify every drive, apply custom employer rates or dated U.S. IRS presets, keep parking/tolls separate, compare reimbursement against your own vehicle cost, and export the complete log as CSV.

Workspace options

  • Rate source
  • Currency label
  • Custom rate
  • Custom rate unit
  • Your estimated vehicle cost
  • Cost unit

Available actions

  • + Add trip
  • Duplicate last
  • Client-day example
  • Odometer example
  • Mixed-week example
  • Copy mileage summary