Events & Party Tools

Free party and event-planning calculators that run entirely in your browser — how much alcohol, food, cake, keg and ice you need, event budget, seating and table counts, pizza and coffee for a crowd, champagne-toast bottles, tableware counts and dance-floor size. Plan the perfect party, no sign-up, nothing uploaded.

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Party Alcohol Calculator

Estimate how many beers, wine bottles, and liquor bottles to buy for a party from your guest count, event length, and drinker mix.

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Party Food Quantity Calculator

Get the pounds of main protein, sides, salad, bread, appetizers, and dessert to prepare for your headcount and meal style using caterer per-guest rates.

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Cake Servings Calculator

Find how many servings a round, square, or sheet cake yields by size and tiers, or work backward to the tier sizes that feed your guest count.

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Keg Servings Calculator

Convert keg size and pour size into how many beers it yields, how many kegs you need for a crowd, and the cost per pour.

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Event Budget Splitter

Break a total event budget into venue, catering, photography, decor, entertainment, and more using industry percentage benchmarks, plus a contingency reserve.

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Party Ice Calculator

Calculate the pounds and bags of ice you need for drinks, chilling, and coolers based on guests, event length, and the weather.

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Event Seating & Table Calculator

Find how many round, rectangular, or square tables and chairs you need for a guest count, plus seats per table and minimum room square footage.

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Pizza Party Calculator

Find how many pizzas to order for a party from guest count, appetite, and pizza size using the caterer 3-slices-per-guest rule, plus leftovers and cost.

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Coffee for a Crowd Calculator

Scale ground coffee, water, and urn count to serve a crowd — pounds of grounds, gallons of water, percolators needed, plus cups, creamer, and sugar.

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Champagne Toast Calculator

Find how many bottles of champagne or sparkling wine you need for a toast, open sparkling service, or mimosas, from guest count and pour size.

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Party Tableware & Rentals Calculator

Count plates, cups, napkins, forks, knives, and spoons to buy or rent for a party, with per-guest overage for buffets, courses, and multiple drinks.

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Dance Floor Size Calculator

Calculate the square footage and rental-panel count for a dance floor from guest count and how many will dance at once, plus a recommended square size.

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