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Bank account aggregation: What it is and how it works


Frustrated finance professional reviewing banking data on a laptop

Bank account aggregation gives finance teams a more efficient way to access financial transaction data from banks, credit card providers and other financial institutions within their accounting software.

For growing businesses, especially those managing multiple entities and bank accounts, aggregation can reduce the need to visit separate banking websites, download transaction files and manually bring banking activity into the accounting system.

But bank account aggregation is only the first step. Understanding how financial data is connected, what to consider when evaluating bank connectivity and how aggregation supports bank reconciliation can help finance teams build more efficient accounting processes.

What is bank account aggregation?

Bank account aggregation is the process of collecting financial account data from one or more financial institutions and making that information available within another application, such as accounting software.

For finance teams, bank account aggregation can provide centralized access to transaction activity from multiple bank accounts and credit cards without requiring users to manually retrieve data from each financial institution.

An aggregation provider serves as the connection between the financial institution and the accounting system. When a supported account is connected, transaction data can be brought into the accounting software and used as part of the organization's accounting processes.

Bank account aggregation is sometimes associated with bank feeds, but it is important to distinguish aggregation from bank reconciliation. Aggregation brings banking activity into the accounting system; reconciliation compares that activity with the organization's accounting records to identify matches, discrepancies and transactions that require additional action.

How does bank account aggregation work?

Bank account aggregation creates a connection between a financial institution and another application, such as accounting software. Rather than requiring finance teams to manually download transaction files from individual banking websites, an aggregation provider helps make supported financial data available within the connected system.

The process generally works in a few steps:

  1. A business connects a supported bank or financial account through its accounting software.
  2. The aggregation provider establishes the connection with the financial institution.
  3. Available transaction data is brought into the accounting system.
  4. The finance team can then use that banking activity as part of its accounting and reconciliation processes.

The availability and frequency of transaction data can vary depending on the financial institution, aggregation provider and type of connection. Not every financial institution is supported, so businesses should verify connectivity for the banks and accounts they use before relying on aggregation as part of their accounting workflow.

How is bank account aggregation used in accounting?

Bank account aggregation helps finance teams bring banking activity into their accounting software without repeatedly logging into individual bank and credit card websites to retrieve transaction data.

For growing businesses managing multiple entities, bank accounts or credit cards, this can reduce manual data collection and give accounting teams a more centralized way to work with financial transaction activity.

Once transaction data is available within the accounting system, finance teams can use it to support processes such as matching bank activity with accounting records, identifying transactions that need to be recorded and completing bank reconciliations.

Aggregation does not replace the accounting or reconciliation process. Instead, it provides the financial transaction data that accounting teams need to complete those activities more efficiently.

Benefits of bank account aggregation for growing businesses

As businesses grow, finance teams may need to manage more bank accounts, credit cards and legal entities. Bank account aggregation can help reduce the manual work involved in gathering transaction data and make banking activity easier to manage within the accounting system.

Key benefits can include:

  • Less manual data collection: Finance teams can spend less time logging into separate financial institutions and downloading transaction files.
  • Centralized access to banking activity: Transaction data from supported accounts can be accessed within the accounting system rather than across multiple banking websites.
  • More efficient accounting workflows: Having banking activity available within the accounting system can support transaction matching, transaction creation and reconciliation processes.
  • Better support for multi-entity growth: Organizations managing multiple entities and bank accounts can reduce the administrative work required to gather banking activity across the business.
  • Fewer manual imports: Connected accounts can reduce reliance on manually downloading and importing transaction files, although manual imports may still be necessary when a financial institution is not supported.

Bank account aggregation is most valuable when it works as part of a broader accounting workflow. Connectivity brings the transaction data into the system, while accounting functionality determines how efficiently finance teams can work with that information.

 

What should finance teams consider when evaluating bank connectivity?

Bank account aggregation can reduce manual work, but connectivity can vary by financial institution, account type and aggregation provider. Finance teams should understand how their banking relationships will be supported before selecting an accounting solution.

Financial institution coverage

Start by confirming that the banks and financial institutions your organization uses are supported. This is especially important for multi-entity businesses that may maintain accounts across several institutions.

Organizations should also understand what options are available when a financial institution cannot be connected. In some cases, transaction activity may need to be imported manually.

Connection reliability and data availability

A connection is only useful if finance teams can reliably access the transaction data they need. Consider how banking activity is delivered, how frequently data becomes available and how connection issues are handled.

Security and data privacy

Financial data is sensitive, so businesses should understand how account connections are established and how financial information is protected. Review the security and privacy practices of both the accounting software provider and the financial data providers supporting the connection.

Transaction data quality

The usefulness of aggregation also depends on the information provided with each transaction. Consistent transaction details can make it easier for accounting teams to identify banking activity and use it within their accounting workflows.

Accounting functionality after the connection

Connectivity is only part of the process. Finance teams should also evaluate what happens after transaction activity reaches the accounting system, including whether the software can match transactions, apply rules, create accounting transactions and support bank reconciliation.

For growing businesses, the goal is not simply to connect bank accounts. It is to create a more efficient process for moving from banking activity to accurate accounting records.

Bank account aggregation vs. bank reconciliation

Bank account aggregation and bank reconciliation are related accounting processes, but they serve different purposes.

Bank account aggregation brings transaction activity from supported banks, credit cards and other financial institutions into an accounting system. Its purpose is to make financial transaction data available without requiring finance teams to manually retrieve information from each account.

Bank reconciliation compares that banking activity with transactions recorded in the accounting system. The goal is to identify matches, discrepancies and transactions that may need to be recorded or reviewed.

In practice, aggregation can support a more efficient reconciliation process. Once banking activity is available within the accounting software, the system can help accounting teams match transactions and focus their attention on exceptions rather than manually comparing every transaction.

For organizations managing multiple entities and bank accounts, combining bank account aggregation with automated reconciliation tools can reduce repetitive work while helping finance teams maintain accurate accounting records.

How bank account aggregation works with Gravity Software

Gravity Software uses Plaid and Finicity integrations to help clients connect supported financial institutions and bring banking activity into Gravity's accounting solution.

Before implementation, clients can provide a list of their banks and financial institution URLs so connectivity can be verified. Because bank connectivity depends on the financial institution and available aggregation services, not every account can be connected. When a financial institution is not supported, transaction activity can be imported manually.

For organizations managing multiple entities and bank accounts, aggregation helps bring banking activity into the same accounting system where finance teams manage their financial processes. This reduces the need to retrieve transaction data separately from each supported financial institution.

What happens after banking activity reaches Gravity?

Bank account aggregation brings financial transaction activity into Gravity, but that is only the beginning of the accounting workflow.

Gravity's Bank Book helps finance teams work with imported banking activity by comparing it with transactions already recorded in the accounting system. Users can review suggested matches, apply predefined rules and identify banking activity that may require a new accounting transaction.

Rather than manually comparing every line of a bank statement with the general ledger, accounting teams can focus their attention on exceptions and transactions that require review. This can also help finance teams avoid common bank book management mistakes that become more difficult to identify as transaction volume and the number of bank accounts increase.

For organizations managing multiple entities and bank accounts, this can help reduce repetitive reconciliation work while keeping banking and accounting activity within one connected system.

See how these capabilities work together in Gravity's Bank Book functionality, or learn how to complete a bank reconciliation in three minutes with Gravity.

Simplify bank reconciliation with Gravity Software

Bank account aggregation can reduce the manual work required to bring banking activity into your accounting system. Combined with Gravity's Bank Book functionality, finance teams can move from connected transaction data to matching, transaction creation and reconciliation within one centralized financial system.

For growing multi-entity organizations, Gravity Software brings financial management, automation and reporting together on the Microsoft Power Platform, helping finance teams manage increasing complexity without relying on disconnected accounting systems and manual processes.

Schedule a demo to see how Gravity can simplify bank reconciliation and financial management across your organization.

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Updated on September 24, 2026