Tip & Bill Splitter
Calculate tip and split a restaurant or group-event bill evenly across N people. US standard 15/18/20/25% presets. Free, no signup.
Tip + Bill Splitter
Calculate tip on a restaurant bill and split evenly across the group. US convention: tip on pre-tax subtotal at 15/18/20% depending on service quality. Quick presets for common scenarios.
How to Use the Tip + Bill Splitter
Enter the pre-tax subtotal
Most US restaurant bills show subtotal separately from tax. Use the pre-tax amount — that's the US convention for tip calculation.
Pick a tip percentage
US service-quality conventions: 15% = adequate, 18% = good, 20% = standard for sit-down restaurants in major cities, 22-25% = exceptional. Counter service: 10-15% optional. Bartender tip: USD 1-2/drink or 15-20% of tab.
Enter number of people
Quick presets for 2, 3, 4, 6, 8 are common for typical dining groups. The tool divides the total (subtotal + tax + tip) evenly.
Optionally round up per person
"Round up" makes per-person amounts whole dollars — useful for Venmo / Cash App splitting where exact-cent amounts are awkward. Excess goes to the tip (effectively a bigger tip via rounding).
US Tipping — The Math and the Norms
The US Tip Convention: 15-20% on Pre-Tax Subtotal
US restaurant tipping operates on a 15-20% pre-tax convention that has gradually inflated over decades. The 1950s standard was 10%; by 1980 it was 15%; by 2010 it was 18%; by 2024 it's effectively 20% in major cities for adequate service. Fast-casual restaurants (Chipotle, Cava, sweetgreen) have added tip prompts on POS screens that often default to 18-25%, accelerating the inflation. The Bureau of Labor Statistics tracks tipped occupations — there are roughly 4.3 million tipped workers in the US, with a federal tipped minimum wage of USD 2.13/hour (employers must make up the difference if tips don't bring total to standard minimum wage).
The math: tip on pre-tax subtotal at 20% means a USD 85 bill produces USD 17 tip. Adding 8.5% sales tax (USD 7.23) gives a total of USD 109.23 for a USD 85 meal — a 28% markup over the menu price. This is structural to the US dining model and contributes to perceptions among visitors that US dining is more expensive than the menu suggests. Europe and most of Asia bake service charges into menu prices, producing cleaner total numbers.
Pre-Tax vs Post-Tax Tipping
The US convention is to tip on pre-tax subtotal. The reasoning: the tax goes to the government, not the server, so the server's compensation shouldn't be inflated by the tax. Some POS systems (especially fast-casual screens) default to post-tax tip calculation, slightly inflating the tip. In high-sales-tax states (CA 9-10%, NY 8-9%) the difference can be meaningful — USD 1-3 per typical bill. Most servers don't care which basis you use, but pre-tax is the canonical answer if asked.
For very large bills (parties of 6+, business dinners), restaurants often add automatic gratuity of 18-20%. This is shown on the bill as "service charge" or "gratuity" and is technically a fee charged by the restaurant rather than a tip — the IRS treats it differently for the server's tax purposes. Don't double-tip on top of automatic gratuity unless you genuinely want to give more for exceptional service.
"A USD 85 meal at 8.5% sales tax + 20% tip = USD 109.23. The tip + tax together adds 28% to the menu price. This is structural to the US dining model — Europe and Asia bake service into menu prices instead."
Splitting Across Multiple People
The cleanest split is even — total ÷ N people. For groups where some ordered more than others, use the Restaurant Bill Splitter (sister tool) which divides per-item rather than evenly. For mixed-quality dining groups (cocktails plus food vs food-only), the per-item approach prevents the "I had a salad and you had steak" frustration. Both approaches add tip + tax proportionally; the difference is whether the underlying food costs are split evenly or per-item.
Venmo and Cash App have made cash splitting frictionless, but the US still has roughly 30% of small-bill transactions settled in cash (per Federal Reserve payment surveys). For cash splits, the round-up-per-person feature in this tool produces clean dollar amounts that work with US bills (USD 1, 5, 10, 20). Mixed cash/Venmo groups should agree the split mechanism before the bill arrives.
Pre-Tax vs Post-Tax Tipping
US convention is to tip on the pre-tax subtotal, not the post-tax total — though many diners (and some POS systems) default to suggesting tip on the post-tax figure. On a USD 100 subtotal with USD 8 tax, tipping 20% pre-tax gives USD 20; tipping 20% post-tax gives USD 21.60. The 8% difference is not huge per-meal but accumulates over a year of dining. Etiquette guides (Emily Post, Modern Manners) consistently land on pre-tax as the correct base. This tool lets you toggle either basis so the math matches whichever convention your group follows.
10 Facts About US Tipping
US federal tipped minimum wage: USD 2.13/hour (unchanged since 1991). Employers must make up the difference if tips don't bring total to standard minimum.
The US BLS tracks 4.3 million tipped workers; the largest tipped occupation is "waiters and waitresses" at ~2 million.
Standard US tip on pre-tax: 15% adequate, 18% good, 20% standard, 22-25% exceptional.
European restaurants typically bake service into menu prices; 5-10% tip is generous, 0% is fine if service was poor.
Japan and most of Asia consider tipping insulting — the service is included in the price.
Singapore restaurants add 10% service charge + 9% GST automatically — no additional tip expected.
US large-group automatic gratuity (typically 18-20% for parties of 6+) is technically a "service charge", not a tip.
Bartender tipping: USD 1-2 per drink, or 15-20% of tab for full bar service.
Venmo + Cash App + Zelle have made bill splitting frictionless — but cash is still common for small US bills.
Fast-casual tip inflation (Chipotle, Cava, sweetgreen) has added tip prompts on POS screens that default to 18-25% — a 2020s phenomenon called "tipflation".
Frequently Asked Questions
- Pre-tax is the US convention. The reasoning: tax goes to the government, not the server. Most US POS systems default to pre-tax tip calculation. Some fast-casual screens default to post-tax — a small (1-2%) inflation that adds up across years of dining. Either is socially acceptable; pre-tax is the canonical answer if asked.
- 20% is the modern US default for adequate-to-good sit-down service. 18% if service was below expectations; 22-25% for exceptional. 15% used to be standard but has gradually shifted up since 2010 due to tipped-minimum-wage stagnation. In major cities (NYC, SF, LA, Chicago), 20% is essentially baseline.
- Optional. The "tipflation" trend of fast-casual POS screens prompting 18-25% tips is widely resented but increasingly common. Acceptable practice: 0-5% for counter pickup, 10-15% if there's table delivery or extensive customisation. Don't feel pressured by the screen — the worker's wage doesn't depend on your tip the way it does in sit-down restaurants.
- 15-20% of pre-tax food cost, or USD 5-10 minimum for short deliveries. Delivery drivers earn even less than dine-in servers from base wages and depend heavily on tips. The platforms have been criticised for using tips to subsidise their guaranteed-payment promises rather than as additive compensation — Massachusetts banned this practice in 2023. Tipping in-app or in cash both work; both go to the driver.
- Generally no, unless service was exceptional. Large-group auto-gratuity (18-20%) is typically already the standard tip rate. Adding another 20% on top brings effective tip to 36-40% — generous if intentional, accidental if reading too quickly. Look for "Gratuity" or "Service Charge" lines on the bill before adding additional tip. The auto-gratuity is technically a service charge (different IRS treatment for the server) but functionally serves the same purpose.
- This tool splits the total bill EVENLY across N people. The Restaurant Bill Splitter divides PER-ITEM — useful when some people ordered more or different items. For uneven dining groups (one person had a steak, another had a salad), use the per-item splitter. For groups where everyone shared roughly equally (group dining family-style, large drinking party), the even split is faster.
- Server preference varies. Cash tips go directly to the server and aren't subject to credit-card processing fees (typically 2-3% of the tip amount, sometimes deducted from server compensation). Cash also can be pocketed more easily without tax reporting (though servers are required to report all tips for tax purposes). Card tips are reported automatically. Most servers privately prefer cash for the processing-fee reason; the server's preference shouldn't change your tipping decision either way.
- European restaurants typically bake service into menu prices. Tipping is optional — 5-10% is generous, 0% for poor service is socially acceptable. Many European servers earn standard wages independent of tips, unlike US where tipped minimum wage is USD 2.13/hr. French / Italian restaurants often have "service compris" on the bill explicitly stating service is included. UK is more US-influenced: 10-15% is standard at restaurants without a service charge already added.
- Singapore: most restaurants add 10% service charge + 9% GST automatically — no additional tip expected. Malaysia: similar 10% service charge convention; additional tip uncommon. Indonesia: 10% service charge + 11% VAT typical; small tip (round up the bill) appreciated but not expected. Philippines: 10% service charge common; additional tip uncommon. Thailand: no service charge convention; tipping is appreciated (5-10%) but not required. Generally ASEAN doesn't have the US-style tip-dependence — service workers earn standard wages.
- Always tip 18-20% at US sit-down restaurants — it's not optional. US servers genuinely depend on tips for their livelihood due to the USD 2.13/hr tipped minimum wage. The "10% service charge included" assumption from Singapore/Malaysia doesn't apply in the US; the bill shows subtotal + tax only. Failing to tip is considered rude and can affect future service if you return to the same restaurant. Tipping at the 15% lower bound is socially acceptable only for genuinely poor service.
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