Grammarly is the leading AI-powered writing assistant in 2026, offering real-time grammar checks, tone adjustments, full-sentence rewrites, plagiarism detection, and generative AI (GrammarlyGO) for text creation. It integrates seamlessly across browsers, apps, and devices with a free basic plan and Pro/Enterprise subscriptions. Trusted by millions, it's ideal for students, professionals, and teams seeking clear, confident communication.
