Gratuity Tip Calculator, calculate the amount of the TIP you have to pay in your venues.

Easy to use app to CALCULATE the GRATUITY TIP of your venues in Taxi, Restaurants, Coffee shops, bars, pubs and many other places of food and drink, very unseful in the United States, where is mandatory to pay TIPS on locals.

Just introduce the AMOUNT of the BILL, and the PERCENT of the TIP you want to PAY. The regular tip amounts percents are BETWEEN 10% and 20%.