Split Bill Calculator

How to Use This Split Bill Calculator

Split restaurant bills fairly among friends. Handles shared items, individual orders, tax, and tip. Supports equal splits and itemized splitting for groups of any size.

1. Enter your values in the input fields provided.
2. The tool calculates results automatically as you type.
3. View detailed results and breakdowns below the calculator.
4. Copy or download results as needed.
5. All data stays in your browser — nothing is uploaded to any server.

Fair Bill Splitting Methods

There are several approaches to splitting bills: equal split (simplest, works when orders are similar), itemized split (each person pays for what they ordered), proportional split (based on what each person ordered as a percentage of the subtotal), and subsidized split (higher earners voluntarily pay more). The best method depends on the group dynamic.

Handling Tax and Tip

Tax and tip should typically be split proportionally based on each person's share of the food total, not equally. If one person's food costs $50 and another's costs $20, splitting a $14 tip equally is unfair. This calculator distributes tax and tip proportionally, ensuring everyone pays their fair share.

Shared Items and Appetizers

For shared items (appetizers, bottles of wine, pitchers), divide the cost equally among those who shared them. If the whole table shared, add it to the base amount that gets split equally. If only some people shared, divide among those participants. This calculator handles shared items separately for accurate splitting.

Tipping Etiquette

In the United States, standard restaurant tipping is 15-20% of the pre-tax subtotal. For excellent service, 20-25% is appropriate. For large groups (6+), many restaurants automatically add 18-20% gratuity. Tip on the full amount before any coupons or discounts. Other countries have different norms — in Japan, tipping is not customary and can be considered rude.