> For the complete documentation index, see [llms.txt](https://docs.powens.com/api-reference/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.powens.com/api-reference/products/data-aggregation.md).

# DATA AGGREGATION

- [Bank accounts](https://docs.powens.com/api-reference/products/data-aggregation/bank-accounts.md): The Transactions product lets you retrieve bank accounts of end users. Bank accounts are associated with a connection, and a connector (a bank).
- [Bank transactions](https://docs.powens.com/api-reference/products/data-aggregation/bank-transactions.md): The Transactions product lets you retrieve bank transactions of end users. Transactions are associated with a bank account.
- [Transactions attachments](https://docs.powens.com/api-reference/products/data-aggregation/transactions-attachments.md): The attachments feature lets you retrieve the attachments related to the transactions of an institution account of end users.
- [Categorization](https://docs.powens.com/api-reference/products/data-aggregation/categorization.md): The Lending Categorization feature lets you categorize the transactions of a bank account of end users.
- [Bank account types](https://docs.powens.com/api-reference/products/data-aggregation/bank-account-types.md)
- [Balances](https://docs.powens.com/api-reference/products/data-aggregation/balances.md): The balances feature allows you to retrieve an account’s monthly balance, view daily balances by specifying a date range, and track the number of overdraft days during the selected period.
- [Currencies](https://docs.powens.com/api-reference/products/data-aggregation/currencies.md)
- [Account Ownerships](https://docs.powens.com/api-reference/products/data-aggregation/account-ownerships.md): We provide a view to the account ownerships of a user with Bank ID Check product.
- [Identities (obsolete)](https://docs.powens.com/api-reference/products/data-aggregation/identities-obsolete.md): Identities represent identification information returned by the institution about the user who established a connection.
- [Categories (obsolete)](https://docs.powens.com/api-reference/products/data-aggregation/categories-obsolete.md)
- [Invoices](https://docs.powens.com/api-reference/products/data-aggregation/invoices.md): The invoices feature lets you retrieve the invoices of the end user.
- [Credit notes](https://docs.powens.com/api-reference/products/data-aggregation/credit-notes.md)
- [Advisory (obsolete)](https://docs.powens.com/api-reference/products/data-aggregation/advisory-obsolete.md): The Advisory product lets you retrieve metrics computed on end user’s banking data.
- [Indicators](https://docs.powens.com/api-reference/products/data-aggregation/indicators.md): The Indicators for Credit Check product lets you retrieve metrics computed on end user’s banking data