What is the Split Bill Calculator?
Split a restaurant or shared bill evenly, including tax and tip. Quick, everyday math — splitting the bill, checking a sale, comparing prices at the store or scaling a recipe — shouldn’t need a spreadsheet. These calculators answer it in a second.
How to use the Split Bill Calculator
- Enter your subtotal, your tax, your tip, your people.
- Results update automatically as you type; you can also press Calculate.
- Read the output: each person pays, grand total.
- Use the 📊 chart to see the result visually, then copy or share it.
Formula and method
Worked example
With subtotal = $120, tax = 8 %, tip = 18 %, people = 4, the Split Bill Calculator returns each person pays: $37.80; grand total: $151.20.
Tips for better results
- Stacked discounts multiply rather than add: 30% + 20% off is 44% off, not 50%.
- Compare unit prices, not package prices, to find the real deal.
- Bookmark the tools you use often — every page works offline once loaded.
Frequently asked questions
What does the Split Bill Calculator do?
Split a restaurant or shared bill evenly, including tax and tip.
How is it calculated?
The Split Bill Calculator uses this method: Each = Subtotal × (1 + tax + tip) ÷ people.
Can you show an example?
With subtotal = $120, tax = 8 %, tip = 18 %, people = 4, the Split Bill Calculator returns each person pays: $37.80; grand total: $151.20.
Is the Split Bill Calculator accurate?
Yes. It uses standard formulas and exact constants, and the results are verified by our automated test suite. Values are displayed to up to 12 significant digits.
Is this tool free and private?
Yes — the Split Bill Calculator is completely free with no sign-up, and it runs entirely in your browser, so the values you enter are never uploaded to our servers.
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