Proofly is a free Chrome extension designed to provide users with a secure and efficient grammar and proofreading tool. Utilizing Chrome's built-in AI technology, this extension operates entirely on-device, ensuring that all writing assistance remains private and offline. Users can enjoy a seamless experience with intelligent proofreading capabilities, instantly identifying errors in spelling, grammar, and punctuation without any data transmission to external servers.

The extension features a lightweight and user-friendly interface, integrating smoothly with various input fields and text areas. It offers customizable options, allowing users to adjust correction types and create keyboard shortcuts for convenience. With its focus on privacy and usability, Proofly stands out as a reliable alternative for those looking for a grammar checker that prioritizes data security while delivering professional-grade writing support.