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A free bill-splitting app with no sign-up

No app download, no account. Open it in your browser, share a URL, and your whole group splits the bill on the spot.

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.

Search for a bill-splitting app and you get endless options — but when it comes to actually using one, most people want the same things. Free, ideally with no sign-up, that records who covered what and works out exactly who pays whom. And that it feels the same whether it’s a trip, a dinner, or shared living. That’s precisely what SplitPay focuses on. No account, no install: create an event in your browser, share the URL, and everyone who opens the link can add payments right away. As records pile up, it auto-calculates the settlement in the fewest transfers, and it handles mixed currencies for trips abroad. This page walks through what a split app does, why free and no-sign-up actually matter, how it differs from doing the math by hand, and how to pick one without regret.

What a bill-splitting app does

A split app does three things. First, recording: jot down who paid, how much, and what for, on the spot. Second, calculating: from all those IOUs, work out who needs to send whom so everyone is square. Third, sharing: let every member see that result on the same screen anytime. SplitPay does all three in one flow. Every time you add a payment, the settlement rebalances instantly, so mid-trip you can see who is currently out of pocket. A calculator or a note splits this record-calculate-share loop into disconnected steps; an app keeps it in a single screen.

Why free and no-sign-up actually matter

With splitting, the more people involved, the more that first hurdle bites. Ask everyone to create an account or install an app, and a few will drop off — leaving one person holding all the IOUs. SplitPay asks for no sign-up, no install, no email. You create an event, share the URL, and recipients just open the link to join and add payments. It’s free, too. Because there’s no convincing required, you can get someone less tech-savvy — or someone who doesn’t want yet another app — onto the same screen instantly. That’s a quiet but decisive difference: it’s less about feature count and more about whether the group actually finishes using it.

Vs. doing it by hand, in chat, or a spreadsheet

You can split by hand, but it breaks down as people and payments grow. With small IOUs among three people, the combinations of who-sends-whom get complex fast, and notes can’t keep up. A spreadsheet can compute it, but building the formulas, sharing it with everyone, and letting each person edit is a chore in itself. A split app outputs the settlement just by entering payments — and chooses the combination with the fewest transfers. It also handles multiple currencies, so local-currency and home-currency payments live together. The biggest difference: you receive the result without worrying whether the math is right.

How to choose a bill-splitting app

When picking a split app, judge it by whether your group will finish using it, not by feature count. Four things to check: (1) does it force sign-up on participants too (apps that do lose people); (2) is it truly free, or does a paywall or intrusive ads ruin the experience; (3) does it settle in the fewest transfers and support multiple currencies; (4) can everyone share and edit the record. SplitPay is built to meet these — and our related guide honestly lays out comparison points against other apps, including the trade-off behind its convenience (anyone with the link can open the event). Use it to check whether it fits your situation.

How to use the split app (3 steps)

  1. 1

    Create an event in your browser

    Open SplitPay and create a new event. No sign-up, no login — just name the thing you want to split, like a trip or a dinner.

  2. 2

    Add members by name

    Register the people you’re splitting with by name. No need to ask for their email or have them create accounts.

  3. 3

    Record payments

    Enter who paid how much for what. You can pick who shared each cost, so expenses used by only some people split correctly.

  4. 4

    Share the settlement

    Share the URL with the group and everyone sees the same result — who sends whom, in the fewest transfers.

Frequently asked questions

Is this bill-splitting app free?
Yes, it’s free. Creating events, adding members, logging payments, and auto-settlement all work with no charge.
Do I need to sign up?
No. Neither the person creating the event nor members joining via the link are asked for a username, password, or email.
Do I need to install an app?
No — it runs entirely in your browser. If you use it often, “Add to Home Screen” gives you an app-like icon (still the web version under the hood).
Does it work with multiple currencies?
Yes. SplitPay supports multiple currencies, so mixed local-currency and home-currency payments on a trip can be recorded and settled together.

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

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