Rephras is an AI tool that offers various services such as composing, paraphrasing, and plagiarism checking. It has a standard mode for detecting original and paraphrased language. The tool generates variations in 18 writing modes and offers options to write in 100+ languages. It also has a mode that helps in composing keyword-based content 10x faster. Additionally, it provides a plagiarism checker in 50+ languages. The tool has 20 modes, including a summarizing tool and a free grammar checker, and it simplifies text and shortens sentences. Rephras offers a 3-day trial and affordable pricing plans.