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Split by headcount — instant per-person for 3, 4, 5 or N people

Once you know how many people are sharing, the per-person amount is easy. From 3 people to 10, change the headcount and the number updates — and you can still settle fairly when someone fronted the cost.

4

Per person

¥2,500

Settle properly with these people

Add a payment, settle instantly

Just log it — who-owes-whom recalculates on the spot.

Whether it is drinks, lunch, or a trip, the first thing everyone wants to know is simply how much each person owes. SplitPay takes a total and a headcount and shows the per-person amount on the spot — for 3, 4, 5, or any N people. If the group grows or shrinks, the number recalculates instantly, so a last-minute change does not mean starting over. Once the quick figure looks right, switch the same numbers into an event to record who fronted what, and turn a rough split among many people into a settlement that uses the fewest transfers. No account, no install, no email — just share a URL and everyone can view and edit it in a browser.

Change the headcount, change the per-person amount

Enter the total and the number of people and the math is done for you. Splitting among 3 means dividing by three; among 4, by four. If someone joins or drops out later, just retype the headcount and the per-person figure updates — no re-punching a calculator. That makes it handy for groups whose attendance shifts right up to the last minute, which is the norm for casual outings.

What to do when it will not divide evenly

Splitting by headcount often leaves a remainder. You can round up to the nearest 10 or 100 so the amount is easy to hand over in cash. Rounding up means the organizer effectively absorbs a small difference, but because the screen shows how much each person is carrying, even an N-person split never becomes a vague guess. You can decide on the spot whether to even things out or let the organizer cover the gap.

From a quick number to recording who paid

A plain headcount calculation is enough to learn the per-person figure, but in reality costs get fronted unevenly — one person books the hotel, another pays for transport. In SplitPay each payment can name who paid and which members it applies to, so a cost shared by only part of the group splits correctly. That matches the reality that a 5-way bill does not always mean five equal shares.

An honest tradeoff: the link and history

In this app the URL is the key. Anyone who has the link can not only view but also edit, so be thoughtful about who you share it with. Your list of recently opened events lives only in the browser you used. That is convenient, but it means the history will not appear on another device or browser — so with a larger group, keep the URL itself in a note or chat so everyone can find it again later.

How to split by headcount

  1. 1

    Enter the total and headcount

    In the quick calculator, type the total and the number of people (3, 4, 5, or any N) to see the per-person amount instantly.

  2. 2

    Choose how to handle the remainder

    If it does not divide evenly, pick exact, round up to 10, or round up to 100 so the amount is easy to hand over.

  3. 3

    Make an event and record who paid

    Once the figure looks right, create an event and log who fronted each cost and which members it applies to.

  4. 4

    Share the URL and settle

    Share the event URL with everyone, and they can all view and edit a settlement that uses the fewest transfers.

Frequently asked questions

What happens when it does not divide evenly among 3 or 5 people?
You can leave the remainder as is or round up to the nearest 10 or 100. The screen shows who is carrying the rounded-up difference, so it stays clear.
Can I handle people joining or leaving later?
Yes. Retype the headcount and the per-person amount updates automatically. If you logged it as an event, you can also edit who paid and which members are included, then re-settle.
Does a bigger group mean more transfers?
No. When you record who fronted what, SplitPay calculates a settlement that uses the fewest transfers, keeping the back-and-forth low even for large groups.
Do I need to sign up or install an app?
No. Just create an event in your browser and share the URL — anyone with the link can view and edit it. It is free to use.

Don't stop at the math — log it and share it.

Start settling with SplitPay