Enter the amount of gas to get the oil needed.
Both calculators update the moment you change these.
Everything lives on this device only. Nothing is sent anywhere, and there is no account. That also means a lost phone is a lost list — export a backup you can keep.
Gas & Oil 2.0 · KVC, Inc. First released 2009. Rebuilt 2026.
Check your manual. Mix ratios vary by engine and by the oil you use. Validate the figure this app gives against the machine's own documentation before you rely on it.