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Tip Calculator

Calculate tip amount and split bill among people with custom percentages, rounding modes, and per-person breakdown.

Tanbir Ahamed·Founder of ToolWise · Software Engineer

Published June 2026

Bill Amount (subtotal)

Tip Percentage

0%15%50%

Split Among (people)

Rounding Mode (per person)

How to Use

1Select your currency from the dropdown.
2Enter the bill (subtotal) amount.
3Choose a tip preset or enter a custom percentage.
4Set the number of people splitting the bill.
5Optionally choose a rounding mode for clean per-person amounts.
6Copy all results to clipboard with one click.

Features

✓Preset tip percentages: 10%, 15%, 18%, 20%, 25%, 30%
✓Custom tip percentage input field
✓Interactive tip slider (0–50%)
✓Bill split among 1–50 people
✓Rounding modes: None, Round Up, Round Down, Nearest Dollar
✓Per-person breakdown table
✓Multi-currency support
✓Copy all results to clipboard

Comprehensive Guide & Reference

Etiquette, Economics & The Math Behind Tipping

Why tipping exists, what different cultures expect, and how to split the bill fairly for any dining scenario.

1. How Tip Is Calculated

Tip Amount = Bill × (Tip% ÷ 100)

Total = Bill + Tip Amount

Per Person = Total ÷ Number of People

2. Tipping Norms by Country

🇺🇸 US / Canada

18–22% standard for full-service restaurants

🇬🇧 UK / W. Europe

5–10% rounded up; many restaurants add service charge

🇯🇵 Japan / S. Korea

No tipping — it can confuse or offend

🌍 Middle East / S. America

10% common; sometimes added as mandatory service charge

3. Understanding Rounding Modes

None: exact mathematical split down to cents
Round Up: each person pays a full extra dollar — the group naturally leaves a higher tip
Round Down: each person pays less — the group effectively leaves a slightly lower tip
Nearest Dollar: rounds to the closest dollar — natural and easy for cash payments

4. Privacy

🔒 Browser-Only Computation

ToolWise's Tip Calculator runs entirely in your browser. Your bill amount, tip percent, party size, and total spend never touch our servers.

Real example

Worked example: 20% tip split four ways

Input: Bill: $84.00 · Tip: 20% · Split: 4 people
Output: →Tip: $16.80 · Total: $100.80 · Per person: $25.20

For 20% mentally: move the decimal one place ($8.40) and double it.

Worked example: 15% tip for two

Input: Bill: $62.40 · Tip: 15% · Split: 2 people
Output: →Tip: $9.36 · Total: $71.76 · Per person: $35.88

Tipping on the pre-tax total is customary in the US — applying 15% to the pre-tax amount saves a little versus the taxed total.

Privacy & data handling

This tool runs entirely in your browser. What you enter is processed on your own device using JavaScript and WebAssembly — it is not uploaded to our servers, and there is no account, no signup and no per-use limit. Read our privacy policy.

Frequently Asked Questions

What is a good tip percentage?

Common tip percentages are 15% for good service, 18-20% for excellent service, and 10% for average service. In the US, 18-22% is the modern norm for full-service restaurants.

Should I tip before or after tax?

Tip on the pre-tax subtotal. That is the convention most servers and restaurants follow because the tax is remitted to the government, not part of the server's revenue.

How does the rounding mode work?

Rounding applies to the per-person amount. "Round Up" ensures each person pays a full dollar amount (the group leaves a little extra). "Round Down" minimizes individual payment. "Nearest Dollar" rounds to closest dollar.

Can I enter a custom tip percentage?

Yes. Click the "Custom" button or type directly into the custom tip field. Any value from 0% to 100% is accepted.

Should I tip differently for takeout vs dine-in?

Dine-in service commands full tips. Takeout and counter service typically gets 0-10%. Coffee shops often have a tip jar that suggests $1-2 for a regular drink.

Are tips expected in countries outside the US?

Tipping customs vary widely: many European countries include service in the menu price; Japan considers tipping insulting; Canada follows US norms. Check local culture first.

Is my bill amount private?

Yes. The tip math runs locally in JavaScript. Your bill amount, tip percentage, and number of people are never uploaded to any server.

How do I split unevenly among people?

For mixed orders with different items, ask the server for separate checks or use a per-item app like Splitwise. This tool assumes equal split per person.

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Tip Calculator

Calculate tip amount and split bill among people with custom percentages, rounding modes, and per-person breakdown.

Tanbir Ahamed·Founder of ToolWise · Software Engineer

Published June 2026

Bill Amount (subtotal)

Tip Percentage

0%15%50%

Split Among (people)

Rounding Mode (per person)

How to Use

1Select your currency from the dropdown.
2Enter the bill (subtotal) amount.
3Choose a tip preset or enter a custom percentage.
4Set the number of people splitting the bill.
5Optionally choose a rounding mode for clean per-person amounts.
6Copy all results to clipboard with one click.

Features

✓Preset tip percentages: 10%, 15%, 18%, 20%, 25%, 30%
✓Custom tip percentage input field
✓Interactive tip slider (0–50%)
✓Bill split among 1–50 people
✓Rounding modes: None, Round Up, Round Down, Nearest Dollar
✓Per-person breakdown table
✓Multi-currency support
✓Copy all results to clipboard

Comprehensive Guide & Reference

Etiquette, Economics & The Math Behind Tipping

Why tipping exists, what different cultures expect, and how to split the bill fairly for any dining scenario.

1. How Tip Is Calculated

Tip Amount = Bill × (Tip% ÷ 100)

Total = Bill + Tip Amount

Per Person = Total ÷ Number of People

2. Tipping Norms by Country

🇺🇸 US / Canada

18–22% standard for full-service restaurants

🇬🇧 UK / W. Europe

5–10% rounded up; many restaurants add service charge

🇯🇵 Japan / S. Korea

No tipping — it can confuse or offend

🌍 Middle East / S. America

10% common; sometimes added as mandatory service charge

3. Understanding Rounding Modes

None: exact mathematical split down to cents
Round Up: each person pays a full extra dollar — the group naturally leaves a higher tip
Round Down: each person pays less — the group effectively leaves a slightly lower tip
Nearest Dollar: rounds to the closest dollar — natural and easy for cash payments

4. Privacy

🔒 Browser-Only Computation

ToolWise's Tip Calculator runs entirely in your browser. Your bill amount, tip percent, party size, and total spend never touch our servers.

Real example

Worked example: 20% tip split four ways

Input: Bill: $84.00 · Tip: 20% · Split: 4 people
Output: →Tip: $16.80 · Total: $100.80 · Per person: $25.20

For 20% mentally: move the decimal one place ($8.40) and double it.

Worked example: 15% tip for two

Input: Bill: $62.40 · Tip: 15% · Split: 2 people
Output: →Tip: $9.36 · Total: $71.76 · Per person: $35.88

Tipping on the pre-tax total is customary in the US — applying 15% to the pre-tax amount saves a little versus the taxed total.

Privacy & data handling

Frequently Asked Questions

What is a good tip percentage?

Common tip percentages are 15% for good service, 18-20% for excellent service, and 10% for average service. In the US, 18-22% is the modern norm for full-service restaurants.

Should I tip before or after tax?

Tip on the pre-tax subtotal. That is the convention most servers and restaurants follow because the tax is remitted to the government, not part of the server's revenue.

How does the rounding mode work?

Can I enter a custom tip percentage?

Yes. Click the "Custom" button or type directly into the custom tip field. Any value from 0% to 100% is accepted.

Should I tip differently for takeout vs dine-in?

Dine-in service commands full tips. Takeout and counter service typically gets 0-10%. Coffee shops often have a tip jar that suggests $1-2 for a regular drink.

Are tips expected in countries outside the US?

Tipping customs vary widely: many European countries include service in the menu price; Japan considers tipping insulting; Canada follows US norms. Check local culture first.

Is my bill amount private?

Yes. The tip math runs locally in JavaScript. Your bill amount, tip percentage, and number of people are never uploaded to any server.

How do I split unevenly among people?

For mixed orders with different items, ask the server for separate checks or use a per-item app like Splitwise. This tool assumes equal split per person.

Tip Calculator

How to Use

Features

Etiquette, Economics & The Math Behind Tipping

1. How Tip Is Calculated

2. Tipping Norms by Country

3. Understanding Rounding Modes

4. Privacy

🔒 Browser-Only Computation

Real example

Worked example: 20% tip split four ways

Worked example: 15% tip for two

Privacy & data handling

Frequently Asked Questions

Related Tools

Related Guides

Tip Calculator

How to Use

Features

Etiquette, Economics & The Math Behind Tipping

1. How Tip Is Calculated

2. Tipping Norms by Country

3. Understanding Rounding Modes

4. Privacy

🔒 Browser-Only Computation

Real example

Worked example: 20% tip split four ways

Worked example: 15% tip for two

Privacy & data handling

Frequently Asked Questions

Related Tools

Related Guides

Tip Calculator

Interactive Tool Workspace

How to Use

Features

1. How Tip Is Calculated

2. Tipping Norms by Country

3. Understanding Rounding Modes

4. Privacy

🔒 Browser-Only Computation

Real example

Worked example: 20% tip split four ways

Worked example: 15% tip for two

Privacy & data handling

Frequently Asked Questions

Related Tools

Related Guides

Tip Calculator

Interactive Tool Workspace

How to Use

Features

1. How Tip Is Calculated

2. Tipping Norms by Country

3. Understanding Rounding Modes

4. Privacy

🔒 Browser-Only Computation

Real example

Worked example: 20% tip split four ways

Worked example: 15% tip for two

Privacy & data handling

Frequently Asked Questions

Related Tools

Related Guides