Gas Money Calculator — Split Gas Cost Per Person

Free gas money calculator — split fuel costs per passenger

Gas Money Generator is a free gas money calculator. Enter miles driven, your car's MPG, and the gas price per gallon to instantly calculate how much each passenger owes. Send payment requests via Venmo, CashApp, Zelle, iMessage, WhatsApp, Telegram, Email, X, Facebook, and Instagram. No signup required.

How to calculate gas money per person

The formula is: (Miles ÷ MPG × Gas Price) ÷ Number of Passengers. For example, a 200-mile trip in a 28 MPG car at $3.80/gal with 3 passengers costs $27.14 total — each passenger owes $9.05.

Split gas money for road trips

Use the gas money splitter to calculate fuel costs for road trips, carpools, and daily commutes. Supports all engine types: 4-cylinder, V6, V8, V10/V12, and Hybrid/EV with real-world fuel consumption corrections.

Ask for gas money on Venmo or CashApp

After calculating, tap the Venmo or CashApp button to open the app with the exact amount and note pre-filled. Your passenger just confirms. No awkward conversation needed.

Live gas prices by state

Gas Money Generator pulls live weekly gas prices from the U.S. Energy Information Administration (EIA) for all 50 states and major metro areas. Select your state and the current price fills in automatically.