Grammarly is an AI-powered writing assistant that helps users produce clear, mistake-free and engaging writing. It works across browsers, desktop apps and mobile devices, checking spelling, grammar, punctuation, clarity, tone and style in real time as you type.
In 2023, Grammarly added GrammarlyGO — a full generative AI writing assistant that can draft emails, summarise text, rewrite passages and suggest improvements based on context. Free plan users get 100 AI prompts per month, rising to 1,000 for premium subscribers.
With over 30 million daily users, Grammarly is one of the most widely installed browser extensions in the world, making it an easy recommendation to almost any audience.
Students, Professionals, Writers, Bloggers, Non-native English Speakers, Business Teams
| Plan | Price | Key features |
|---|---|---|
| Free | £0/month | Grammar & spelling checks, 100 AI prompts/month |
| Premium | £12/month | Full suggestions, tone detection, 1,000 AI prompts, plagiarism checker |
| Business | £15/user/month | Team features, style guides, admin controls, priority support |
Grammarly is one of the easiest tools to recommend because almost everyone who writes anything online will benefit from it. The free plan is genuinely useful, the affiliate programme pays per free signup ($0.20) as well as per premium conversion ($20), and the 90-day cookie window gives plenty of time to earn commissions. A solid foundational listing for AI Tool Bible.