A tip calculator and bill splitter online handles the post-dinner math for you - enter the bill, pick a tip percentage, and see exactly how much each person owes.
What Does a Tip Calculator Do?
A tip calculator takes three inputs - the bill amount, the tip percentage, and the number of people - and returns:
- Tip amount - how much the gratuity is in dollars/currency
- Total bill - the original amount plus tip
- Per person - each person's share of the total
How to Use the Tip Calculator
- Open the Tip Calculator on UtilWave.
- Enter the bill amount (the subtotal before tax, or the total with tax).
- Select or enter the tip percentage (common values: 15%, 18%, 20%, 25%).
- Enter the number of people splitting the bill.
- The tip, total, and per-person amounts appear instantly.
Standard Tip Percentages in the US
| Service Level | Typical Tip | |---|---| | Excellent service | 20–25% | | Good service | 18–20% | | Adequate service | 15–18% | | Below expectations | 10–15% | | Delivery / takeout | 10–15% | | Bartender | $1–2 per drink or 15–20% |
Tipping customs vary by country. In the US, 18–20% is standard for sit-down restaurants. In many European countries, rounding up or leaving 5–10% is common. In Japan, tipping is not customary.
Quick Mental Tip Calculation
If you want to estimate without a calculator:
- 20% tip - move the decimal one place left (10%), then double it
- 15% tip - find 10% and add half of that
- 25% tip - find 10%, halve it (5%), then multiply 10% by 2.5
Example: $64 bill
- 10% = $6.40
- 20% tip = $6.40 × 2 = $12.80
- Total = $64 + $12.80 = $76.80
Tipping on Pre-Tax vs Post-Tax Amount
Technically, tips are typically calculated on the pre-tax subtotal. In practice, most people calculate on the post-tax total, which results in a slightly higher tip. Either approach is acceptable - the difference is small.
Splitting Unevenly
If people ordered different amounts, a simple per-person split is not fair. For uneven splits, track each person's subtotal separately and add the appropriate tip percentage to their individual amount.
FAQ
Should I tip on the full total including alcohol? Yes - in the US, it is standard to tip on the full bill including drinks. Bartenders typically receive the same tip percentage as wait staff.
What if the service was poor? Should I still tip? In the US, tips are a significant part of service industry workers' income. If the service issue was within the server's control, a reduced tip (not zero) signals dissatisfaction. If the problem was kitchen-related, the server is not responsible.
How do I handle a large group? Many restaurants add an automatic gratuity (typically 18–20%) for groups of 6 or more. Check your bill before adding an extra tip.
Do I tip on a coupon or discounted price? Etiquette generally suggests tipping on the original pre-discount price, not the discounted amount, since the server provided the same level of service.
Split the bill fairly with the free Tip Calculator.