Google Docs is a free, web-based word processing tool developed by Google. It allows users to create, edit, and collaborate on documents in real-time from any device with internet access. With features like comments, suggestions, and version history, it enhances teamwork and productivity. One of the key advantages of Google Docs is its cloud storage, which ensures that documents are automatically saved and accessible from anywhere. Users can easily share documents with others, making it a popular choice for both personal and professional use, streamlining the writing and editing process.