Abstract: An electronic checkbook register includes a durable housing having a base and a cover pivotal between open and closed configurations. Traditional checks may be stored in a pocket in the cover. The register includes a processor electrically connected to a keyboard. A display is also provided on which multiple data fields are displayed. Data from a written check or similar transaction may be inputted into respective data fields using the keyboard and a stylus. Spending category buttons are also included and may be pressed to associate respective financial data with a category. All data may be uploaded and synchronized with a remote computer for further processing and record keeping using USB, SD flash memory, or mini-USB components.