What Is a Tip Calculator?
Estimate gratuity and split restaurant bills with a transparent calculation. Choose a currency and adjust the tip percentage, tax and group size. This tool does not convert currencies.
How to Use This Calculator
Choose the calculator inputs shown above, enter valid numbers and review the result card. Calculate tips, add tax and split restaurant bills between friends. Results update as inputs change, so compare several realistic examples rather than relying on a single result.
Calculation Formula
Tip = Bill × Tip rate / 100; Each person = (Bill + Tip + Tax) / People.
Worked Example
A $100 bill with an 18% tip and 8% tax is $126 in total, or $63 each for two people.
How to Calculate a Tip
Multiply the pre-tax bill by the tip percentage expressed as a decimal. For example, 18% of $100 is $18. Some restaurants calculate tips on after-tax amounts; this tool uses the original bill before tax so that the assumption is explicit.
How the Bill Split Works
Add the original bill, percentage-based tip and percentage-based tax, then divide by the number of people. The equal split assumes everyone shares costs equally. If different people ordered significantly different amounts, calculate individual shares separately.
Pre-tax vs After-tax Tipping
The percentage shown here applies to the pre-tax bill, not the tax-inclusive subtotal. Tax rules and typical tipping practices vary by country, restaurant and service type; there is no universal standard.
Rounding Up Payments
The Round up option rounds every individual share up to the next cent. This can make the sum of shares slightly higher than the actual bill. Without rounding, the displayed shares represent the exact equal division before currency formatting.
Worked Restaurant Example
With a $100 bill, 18% tip, 8% tax and two diners: the tip equals $18; tax equals $8; total is $126; each diner contributes $63. Change one input at a time to compare scenarios.
International Use
Select USD, EUR, GBP, INR, CAD or AUD for formatting. A $100 entry becomes £100 in GBP display mode: the tool does not perform a foreign-exchange conversion. Enter the original invoice amount in the selected currency.
Common Mistakes and Limitations
Check whether tax or service charges are already included in the entered bill, and whether the tip percentage should apply to the pre-tax subtotal. Equal splitting and rounding are simplifications; confirm the actual receipt before paying.
Tip Percentage Comparison Table
For a $80 pre-tax restaurant bill, the tip changes as follows. The table assumes tax is excluded so you can compare gratuity percentages directly.
| Tip rate | Tip amount | Bill plus tip |
|---|---|---|
| 0% | $0.00 | $80.00 |
| 10% | $8.00 | $88.00 |
| 15% | $12.00 | $92.00 |
| 18% | $14.40 | $94.40 |
| 20% | $16.00 | $96.00 |
| 25% | $20.00 | $100.00 |
The appropriate amount depends on local customs, whether a service charge is included, and your preference. These percentages are examples, not instructions about what anyone must tip.
Three Bill-Splitting Examples
Example 1: Four people with an 18% tip
A group receives a $160 pre-tax bill. At 18%, the tip is $28.80. If tax is 7%, tax adds $11.20, giving a total of $200.00. Split evenly among four people, the amount is $50.00 per person.
Example 2: Six people with no additional tip
A £90 bill already includes all applicable charges. Choose a 0% additional tip and 0% additional tax to avoid counting them twice. Splitting £90 evenly across six people gives £15 per person.
Example 3: Rounding shares upward
A €100 total split among three people is approximately €33.3333 each. If you enable rounding up to cents, each person pays €33.34. The group contributes €100.02, which is €0.02 more than the bill. This small difference is a normal consequence of rounding every share upward.
Service Charges, Tax and Local Customs
Read the receipt before adding a tip. A venue may already include a service charge or tax in its quoted price. If the charge is already included in the entered bill, adding the same percentage again would overstate the total. The calculator uses tip and tax percentages applied separately to the entered base bill; it does not calculate tax on the tip.
A suggested tip displayed on a receipt may use either pre-tax or post-tax values. Both approaches produce different amounts when tax is nonzero. Check which basis is used before comparing the printed suggestion with this result. In some countries tipping is uncommon; in others, local practice varies by service type. Always use local information rather than assuming a universal standard.
Split Equally or Pay for What You Ordered?
An equal split is convenient when diners consumed roughly similar amounts and agree to share the cost. For unequal orders, calculate each person’s individual subtotal, then allocate shared tax, tip or service fees according to the group’s agreement. The calculator does not automatically itemize food orders or track separate diners’ purchases.
For business reimbursements, retain the final receipt rather than relying only on an estimate. For large groups, confirm that an automatic gratuity is not already on the bill.
Further reading
For additional examples and a concept-focused explanation, see How to Calculate Tips and Split Bills.