Pick your event, enter your total budget and guest count, and get a category-by-category split you can adjust — with cost per guest.
Everything you plan to spend, all in
Everyone you expect to attend
Your budget
Total budget
$3,000
Cost per guest
$75
Birthday party, 40 guests: $3,000 works out to $75 per guest, with $300 held back as a buffer for surprises.
Start from a sensible split, then make it yours.
A wedding spends very differently from a kids’ party. Each event type loads its own starting split across venue, food, decor and the rest.
Type the amount you are willing to spend, all in, and how many people you expect. The calculator shows every category in money and your cost per guest.
Hosting at home? Move the venue share to food. Hiring a band? Raise entertainment. The total stays fixed and the calculator flags a split that no longer adds up to 100%.
Food, drinks and the venue take the biggest share of almost every event, often half the budget or more between them. That is why guest count matters so much: both are usually priced per person.
After that, the split depends on the occasion. Weddings spread money across photography, attire and decor. A kids’ party puts more into entertainment and favors. A corporate event leans on the venue and the audiovisual setup.
The splits in this calculator are starting points, not rules. They are there so you begin from a balanced plan instead of a blank page, then move money toward what matters most to you.
Your total budget is fixed, but your guest list rarely is. Every extra person adds a meal, a drink, a chair and often a favor, so the fastest way to stretch a budget is to invite fewer people.
Cost per guest makes that trade-off visible. If your per-guest figure is lower than what a caterer quotes per head, the plan does not work yet, and you know it before you sign anything.
Once invitations go out, track real RSVPs instead of the estimate. A confirmed headcount is what you give your caterer and venue, and it is what keeps the budget honest.
Every split in this calculator holds back 10% for surprises. Late guests, delivery fees, extra rentals and tips add up, and without a buffer they come out of the categories you already planned.
If you finish under budget, the buffer is money you did not have to spend. If something goes wrong, it is what keeps one problem from turning into several.
Your budget depends on who shows up. Invyt tells you exactly that.
See how many people have said yes, no or maybe as replies come in, so your per-guest math always uses real numbers.
Every plus-one and child is added to your total headcount automatically, so catering quotes match the people who are actually coming.
Set a capacity limit and Invyt tracks confirmed guests against it, so you never go over what you budgeted for.
Invyt is free for events up to 50 guests, with a one-time per-event upgrade for larger events and no subscription.
Event Budget Calculator
Split your budget across categories and see your cost per guest.
Venue Cost Calculator
Estimate what a venue with catering will cost for your guest count.
Guest List Calculator
Estimate how many invited guests will actually attend.
RSVP Deadline Calculator
Find the right RSVP cut-off date to hit your final count on time.
Invitation Wording Generator
Get ready-to-use wording for your invitations and RSVP cards.
Send invitations and collect RSVPs with Invyt, and watch your confirmed headcount update as guests reply.
Start collecting RSVPs →