Patent attributes
Among other things, embodiments of the present disclosure can help predict the optimal allocation for effecting payment transactions from, or deposit transactions to, multiple aggregated financial accounts for a user, even across accounts held in different countries or denominated in different currencies. The system may effect transactions automatically according to the identified optimal allocation, as well as providing users with options to handle transactions. Furthermore, embodiments of the present disclosure can enhance a user's visibility into future balances and transactions using a customized graphical calendar that illustrates a user's predicted future balances and transactions.