Roommate & flatmate expenses — split rent and household costs fairly

Cashinator helps roommates and flatmates manage shared home expenses transparently

For shared homes, couples, and friend groups — simple cost sharing without money drama.

Who bought the coffee? Who covered the electricity? With Cashinator, your household keeps full visibility and control of shared expenses.

Cashinator is your roommate/flatmate expense app: record purchases once, see fair shares instantly, and settle balances with as few payments as possible. No sign-up, no ads, no subscription.

More use cases:
Discover how Cashinator helps beyond your apartment – on a bachelor trip, when managing a sailing crew’s onboard cash or to split shared bills on vacation.

Get started free

Set up your shared home — it’s quick

Create your place and add roommates/flatmates.
Choose categories (e.g., groceries, cleaning supplies, internet) — optional.
Set a budget if you want a monthly spending target — optional.
Add expenses: who paid, and who it was for.
Settle up: show minimal paybacks & export a PDF.

Curious how the “minimal paybacks” work?

See how Cashinator calculates

Create a shared expense — who paid and for whom in a shared home

Made for shared homes

Simple & intuitive — Enter an amount, pick people, done. The math happens automatically.

Optimised settlement — See who owes whom with the fewest possible transfers.

Flexible shares — Not everyone pays equally? Use custom splits per expense.

Shared vs. personal — Include household items and exclude private purchases anytime.

Full transparency — Attach receipt photos so everything stays traceable.

Want the bigger picture? Explore what Cashinator can do for trips and groups as well:

Discover all features

Add a shared expense in Cashinator — ideal for flatshares and roommates

Typical household expenses

Groceries & drinks
Cleaning supplies & household items
Internet & electricity
Shared purchases
House events & parties

You can exclude personal items anytime — to keep things fair.

Track recurring costs like rent or internet as a series

Settle with a single tap

At month-end or when someone moves out, generate a PDF report or a CSV for Excel/Google Sheets — neatly grouped by person, category, and payment.

Preview the PDF report

You can also settle mid-month, temporarily exclude a housemate from costs, or add new expenses later — Cashinator keeps everything in balance.

Export roommate/flatmate settlement as PDF or CSV

Ready to split smarter?

Balances per person — who owes whom in your household

Your first shared group is free — use it as long as you like.

No ads. No account. No data sharing.

Available for iOS and Android.

Let’s go!

Roommate & flatmate FAQs

How can we split expenses unequally?

Set individual shares per expense. Not everyone has to pay the same — customise by person.

What if someone moves in or out?

Add or deactivate people anytime. Choose who participates in each expense.

Can we track recurring costs?

Yes — add rent, internet, or electricity as a recurring expense (monthly, weekly, or custom).

Do we need an account?

No. Cashinator works without registration and syncs across devices via link or QR code.

Living together without money fights? Cashinator’s got you covered! 🏠
Split expenses fairly, discover hidden Easter eggs, and enjoy!

Your first group is completely free – no matter how long you use it.

Start your free group

Cashinator

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