GrammarBot is an AI-driven tool designed to enhance English spelling and grammar accuracy. What sets this tool apart is its offline functionality, eliminating the need for internet access or subscriptions common with similar apps. To begin using GrammarBot, users download the AI model and set a preferred hotkey for easy access. It's particularly optimized for MacOS users with M1/M2/M3 chips, ideal for refining emails, LinkedIn posts, and text messages. Powered by a local LLM (large language model), GrammarBot behaves like a personalized ChatGPT directly on your device, adept at understanding and generating natural language. Once installed, GrammarBot operates independently of internet connectivity, ensuring user data privacy as no text leaves the device during checks. It prides itself on a one-time purchase model with lifetime usage, featuring annual updates and accessible email support. This user-centric tool promises seamless grammar and spelling checks with the convenience of offline accessibility, making it a valuable asset for precise written communication.