The Best Budget App for Couples is a Free Spreadsheet (Updated 2025)

Here's why the best budget app for couples is simply a free, flexible spreadsheet - with tips for getting started and free templates.
Tips, resources, and spreadsheet templates for managing shared finances
How people are using a spreadsheet to manage shared expenses with Tiller Money. The Tiller service is built on Google Sheets, which is inherently collaborative.
There are many reasons you’d want to know how to share an Excel file. For example, many of Tiller’s subscribers use Microsoft Excel’s sharing features to seamlessly budget with their spouse, track shared expenses, or manage money with a financial…