Written by Sarah Mitchell · Reviewed by Jane Smith · July 16, 2026
Calculate tip amounts, split bills, and figure out per-person payments.
Enter values and click Calculate.
A tip calculation always produces the same three outputs: the gratuity itself, the grand total after the tip, and, when a group is involved, each person's fair share. This tool computes all three instantly from the bill amount, the tip percentage, and the number of diners. The math runs in the browser on the same device you are reading this page with, so the amounts never leave your screen.
Suppose the check comes to $68.50 and you want to leave an 18% gratuity. Multiplying 68.50 by 0.18 gives $12.33, so the tip rounds to the nearest cent. Adding that to the bill makes the total $80.83. Split across two people, each person owes $40.41, and the per-person tip line shows $6.17.
It helps to see how the total shifts as the percentage moves. On the same $68.50 check, a 20% tip would be $13.70, bringing the total to $82.20 — exactly $1.37 more than the 18% version. That kind of side-by-side comparison is the easiest way to decide whether the service justified the higher gratuity, and the preset buttons let you flip between 10% and 25% in a single click.
The per-person figure divides the full total, tip included, by the number of diners, which is what happens when one card pays the check and everyone reimburses the same amount. If the group prefers to split the food evenly but cover tips separately, note the per-person tip line, which divides only the gratuity. Odd-sized groups are handled with normal cent rounding, so a three-way split of the example total lands at $26.94 per person with a one-cent remainder absorbed by the total.
When you are away from a calculator, the standard trick is to find 10% by moving the decimal point one place, then scale from there. Ten percent of $68.50 is $6.85, so 20% is twice that, $13.70, and 18% is 20% minus 2%, which is $13.70 minus $1.37, or $12.33. The custom percentage field covers less common figures, such as 22.5% or 9%, without any mental gymnastics.
Restaurants and banks round to the nearest cent, and the tool matches that convention. If you prefer to leave a round number, such as $15 on a $68.50 bill, compare your target total with the calculated result before deciding. Cash payers often round the per-person share upward so nobody is left covering a few pennies, and the split view makes that adjustment easy to spot.
The bill amount, the percentage, and the split count are all processed locally on this page. Nothing is saved, uploaded, or shared, which makes the tool convenient for anything from a business dinner to a personal budget check. Refresh the page and the fields return to empty, ready for the next check.
Whether the percentage applies to the pre-tax or post-tax total is a matter of local convention. In the United States the common practice is to tip on the amount before tax, while in many other countries the service charge is computed on the full bill. The gap between the two approaches is usually under two percent of the check, so either choice is defensible as long as everyone at the table is using the same rule.
Sometimes you know the total you want to reach, not the percentage. Subtract the bill from the target, divide the difference by the bill, and multiply by 100 to get the implied rate. A $70 check that should land at $84 including gratuity implies a 20% tip, and the custom percentage field makes it easy to verify the arithmetic for any target amount.
Many restaurants add a service charge automatically for tables of six or more, typically between 15% and 20%, with the policy printed in small type on the menu or the receipt. When an auto-gratuity appears, review that line before adding anything extra, because double-tipping is common but rarely intended. Some venues instead fold gratuity into the listed prices, a practice more frequent outside the United States, leaving no tip line at all. Cash tips reach the server immediately, while credit-card tips pass through the payroll cycle and land later. Rounding up to the nearest dollar after a good meal is a habit worth keeping: the difference between $12.33 and $13 on an $80 check is trivial for you but meaningful for the person who served you.
Frequent diners develop their own tricks, like doubling the local sales tax when the rate sits near 8%, because that approximates a 16% tip in a single step. The rule breaks down in cities where tax rates vary by neighborhood, and that is exactly when typing the check into this page beats doing mental arithmetic under time pressure.