What it does
Grammarly is a writing assistant that reviews your text as you write and suggests corrections and improvements for grammar, spelling, punctuation, clarity and tone.
It works in the browser and integrates with many common apps, so feedback appears where you already write. It has also added generative AI features for rewriting and drafting.
Who it's for
Professionals, students and anyone who writes every day.
Key features
- Grammar, spelling and punctuation checks
- Suggestions for clarity and conciseness
- Tone detection and adjustment suggestions
- Browser extension and integrations with many everyday apps
- Generative AI assistance for rewriting and composing text
Based on Grammarly's published product information. Features and plan inclusions change, so check the official site.
Pros and cons
- Works inside the tools you already use
- Gives immediate, specific feedback as you type
- Useful for almost any kind of everyday writing
- Suggestions do not always fit your style, so review them rather than accepting everything
- It does not replace fact-checking or structural editing
- Some features are only available on paid plans; check the current plan comparison
Practical use cases
- Proofreading emails and messages before you send them
- A final check on blog posts or reports before publishing
- Adjusting the tone of client or team communication
- Extra confidence for people writing in a second language
Pricing
Pricing checked September 30, 2026. Prices and plan details can change.
- Grammarly Pro, billed monthly: $30 per member per month
- Grammarly Pro, billed quarterly: $60 per member every 3 months
- Grammarly Pro, billed annually: $144 per member per year (equivalent to $12 per month)
Grammarly Pro replaces the former Grammarly Business plan. Check Grammarly's official plans page for the latest prices and what each plan includes before you sign up.
How it compares to alternatives
Grammarly mainly improves text you have already written. AI writing generators create new drafts, and platforms such as WriteSonic combine AI article writing with AI search visibility tracking for marketing teams. If your need is clarity and correctness in everyday writing, an editing assistant like Grammarly is the better fit.
Editorial view: Grammarly is a sensible default for anyone who writes regularly and wants fewer errors and clearer sentences. It is most valuable as a second pair of eyes, not as a replacement for your own judgement about structure and meaning.
This assessment is based on the tool's published capabilities and how it is positioned. It will be updated with hands-on observations once testing is complete.
Want to try it yourself?
The best way to judge fit is to test it on a real piece of your own work.