Absolutely! Google Sheets can serve as a lightweight database for smaller web applications or prototypes. It allows you to store structured data in a familiar spreadsheet format and easily collaborate and share it with others. However, it's important to consider the limitations of Google Sheets, such as the number of rows (2 million) and concurrent access restrictions.

Yes, Google Sheets can be used as a simple database for web applications. By leveraging the Google Sheets API and integrating it with programming languages like Python or JavaScript, you can read and write data from Google Sheets just like you would with a traditional database. However, keep in mind that Google Sheets is not designed for complex data relationships or high-traffic applications.