Synapse is the all-in-one personal finance and group expense app built for the way you spend — with friends, family, and roommates.
SPLIT EXPENSES EFFORTLESSLY
Add shared expenses in seconds and let Synapse automatically calculate who owes what. Whether it's dinner, a trip, or monthly rent, settling up has never been simpler.
GROUP EXPENSE MANAGEMENT
Create groups for any occasion — trips, households, events. Track group balances at a glance, see a full history of every transaction, and settle debts instantly.
SMART FINANCE TRACKING
Automatically categorize your spending and get a clear picture of where your money goes each month. With detailed category-level insights, you'll always know exactly how you're spending.
SYNAPSE AI — YOUR PERSONAL FINANCE ASSISTANT
Ask Synapse AI anything about your finances. Create expenses, check balances, and get smart spending insights — all through a simple conversation.