Google Sheets is a cloud-based spreadsheet application developed by Google. It allows users to create, edit and collaborate on spreadsheets online, and is part of the Google Drive suite of productivity tools. With Google Sheets, users can easily create and format spreadsheets, perform calculations and analysis, and visualize data through charts and graphs. It also features real-time collaboration, allowing multiple users to work on the same spreadsheet simultaneously and communicate through chat. Google Sheets is accessible from any device with internet access and offers seamless integration with other Google products such as Google Docs and Google Slides.