Save-the-Date & Invitation Countdown

Wedding stationery has a rhythm, and missing it costs you either guests or money. Enter your wedding date and this tool counts back to every mailing and booking deadline, from save-the-dates to the final headcount your caterer needs.

Free · No signup · Works offline · Your data stays in your browser

How to use it

Enter your wedding date.
The tool counts back and dates every milestone — save-the-dates, invitations, RSVP deadline, reminders, final headcount and the seating chart.
Anything already overdue is flagged, so you can see immediately what needs doing this week.
Print the schedule and keep it where you will see it, or work through it as a checklist.

The standard schedule, and when to break it

The conventional timings work for a conventional wedding: save-the-dates six to eight months out, invitations six to eight weeks out, RSVPs due three to four weeks before the day, final headcount to the caterer one to two weeks before.

Three situations justify moving earlier:

A destination wedding. Save-the-dates go out ten to twelve months ahead, and invitations at three months. Guests are booking flights and taking leave; they need the runway.
A holiday-weekend date. Guests have competing plans and flights sell out. Treat it like a destination wedding.
Many guests travelling internationally. Visas and long-haul fares reward a year's notice.

Going later than standard rarely works. Invitations that land inside four weeks produce a scramble of guesses rather than answers, and your caterer will want the headcount before your RSVPs have arrived.

Why the RSVP deadline sits where it does

Set the RSVP deadline three to four weeks before the wedding, not two. The gap exists because you need time to chase people, and you will need to chase people — expect 20–30% of your guests not to reply by the deadline no matter how clear the card is.

That chase takes a fortnight of messages and phone calls. Only when it is finished can you give the caterer a final number and build a seating chart, and both of those have their own deadlines. Working backwards from a caterer who needs numbers ten days out: headcount at day −10, chasing from day −28 to day −14, deadline at day −28. Anything tighter and the sequence does not fit.

Making replies actually arrive

Reply rates are a design problem more than an etiquette one. What measurably helps:

A stamped, pre-addressed reply envelope, if you are using paper. An unstamped card is a task; a stamped one is a five-second job.
A single obvious reply method. Offering paper, email and a website at once means guests defer the choice, and deferring is how deadlines pass.
A deadline written as a full date — "Kindly reply by 14 April 2026" — rather than "four weeks before".
Numbering the back of each reply card faintly, so a card returned with no name is still traceable. This happens more often than you would think.
Naming the invited people explicitly on the envelope and the card. "Sarah Chen and Tom Reyes" prevents the plus-one ambiguity that generates most awkward follow-up conversations.

The deadlines that are not stationery

Several non-mailing deadlines cluster in the same period and are easy to miss: the hotel room block release date (usually 30 days out, after which unbooked rooms return to general sale at full price), final dress fitting (two to three weeks, late enough that alterations still fit), marriage licence (validity windows vary by jurisdiction — some licences expire, others have a waiting period), and the final vendor balance dates, most of which fall two to four weeks before.

The room block release in particular catches people out. Guests who have not booked by that date often find the rate gone, and they blame the couple rather than the hotel.

Frequently asked questions

Do we have to send save-the-dates at all?

No. They are optional and relatively recent. They earn their cost when guests need to travel, take leave, or arrange childcare — or when your date falls on a holiday weekend. For a local wedding with a guest list that lives nearby, invitations alone are enough.

Does a save-the-date commit us to inviting that person?

Yes, in practice. Everyone who receives a save-the-date must receive an invitation. Send them only to guests you are certain about — the B-list, if you have one, gets invitations only.

What goes on a save-the-date?

Names, the date, the city, and the words "invitation to follow". Nothing else is required. The venue is not needed and the dress code definitely is not — those belong on the invitation, by which time they are actually decided.

How do we handle guests who never reply?

Call them. A phone call a fortnight after the deadline resolves nearly all outstanding replies in one evening, where a fourth text message resolves almost none. Assume no as the default and say so kindly: "We're finalising numbers on Friday and I've got you as unable to make it — is that right?" prompts a definite answer.

When do we need the final headcount?

Most caterers want it seven to fourteen days out, and it is the point after which you are paying for every plate whether the guest attends or not. Check your contract for the exact date and note it — this is the single most expensive deadline in the schedule.