CorrectEnglish is an AI-powered writing assistant available as a keyboard app for Android and iOS and as a browser extension for Chrome, Firefox, Safari, and Edge. It provides real-time feedback on spelling, grammar, word choice, and style to help users polish professional documents such as emails, resumes, cover letters, and presentations. The tool also includes writing guides, a plagiarism scanner (paid plans), and proprietary research tools like Lexipedia, iseek.ai, and Cite.ai. It supports multilingual feedback in seven languages and offers writing statistics and readability scores. CorrectEnglish is designed for students, job seekers, ESL learners, and professionals who want to improve their writing confidence and accuracy across devices and platforms.