For trips, shared flats, bachelor/bachelorette parties: everyone logs their own expenses, weighted by household size. La Caisse only suggests payments between people who actually shared something together.

Learn how it works

• Free. No paywall on any feature.
• No sign-up. No account, no password — access via a link you share.
• Just the ledger. Money never runs through La Caisse. You settle up between yourselves, as always.

• Splitting roommate expenses — fair, without anyone losing out
• Bachelor and bachelorette parties — collecting and splitting the cost fairly

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