SpellBound serves as an AI writing copilot aimed at improving and enhancing the writing experience across different applications. The tool features multiple capabilities such as 'Tone Wizzard' and 'Grammar Genius', designed to paraphrase your writing to match the tone and correct grammar and spelling errors. These features aim to make your writing more engaging and error-free, respectively. In addition, it operates on a speedier basis compared to the usual grammar and spell-checking tools, providing a faster and more efficient writing and editing process. SpellBound also aids in content creation, helping users craft captivating, compelling content with relative ease. It operates via the machine learning model Open-AI GPT-3, which has been trained on a huge dataset of questions and answers. Thus, it is capable of generating relevant answers to user queries. SpellBound is accessible as a pop-up menu from any application on your Mac, thus offering an expedient alternative to AI apps like ChatGPT that require going to their respective websites. The tool provides for personal use and business-oriented plans, with the latter encompassing business templates, integrations, and in-depth analytics. While it currently supports macOS, availability for iOS is underway.