CommonEx — Split Expenses

Split group expenses effortlessly. Track shared costs on trips, with roommates, or among friends — and see who owes whom instantly. No sign-up hassle. All in one place.

CommonEx is the simplest way to split shared expenses with friends, family, or travel companions. Whether you're on a group trip, sharing an apartment, or organizing a party — CommonEx keeps everyone's spending clear and fair.

HOW IT WORKS Create an event with a primary currency and invite participants. Log every expense as it happens — split it equally or set custom amounts per person. When you're done, CommonEx shows you the final debts layout so everyone knows exactly who owes whom and how much.

KEY FEATURES — Create or join events: Set up a shared event in seconds and choose its primary currency. Invite others or join an existing event via a shareable link. — Add participants: Bring everyone on board, even those without the app — just add their name and start tracking. — Flexible expense splitting: Split costs equally among all participants, or customise amounts for each person when the bill isn't even. — Revert expenses: Made a mistake? Easily undo or adjust any recorded expense. — Multi-currency support: Add expenses in currencies other than the event's primary one. CommonEx automatically converts them using current exchange rates. — Final debts overview: See a clear summary of all balances — who owes whom and how much — with minimised transactions. — Share via link: Send a link to your event so anyone can view or join it instantly.

PERFECT FOR — Group trips and vacations — Shared households and roommates — Dinners, parties, and outings with friends — Work events and team activities — Any situation where people share costs

Stop doing mental math. Download CommonEx and settle up the easy way.