Grammarly
Grammar and tone checking across your writing
Grammarly checks grammar, clarity and tone in browsers, documents and mobile keyboards. The free tier covers correctness suggestions; generative features are paid.
Free tier
Checked by hand against the vendor's own pricing and sign-up pages.
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Pricing
What it is
Grammarly checks grammar, clarity and tone wherever you write: in the browser, in documents and on mobile keyboards. The free tier covers correctness; the generative rewriting features sit behind a subscription.
Key features
- Everywhere you write
Browser extension, desktop app and mobile keyboard.
- Correctness first
Spelling, grammar and punctuation are free; tone and rewriting are paid.
- Explanations
Suggestions come with a reason rather than a silent correction.
Who it suits
- Professional email
Catching errors before an important message goes out.
- Essay and report writing
Cleaning up long-form writing.
- Non-native writing support
A safety net when writing in a second language.
Categories
FAQ
Is Grammarly free?
Yes for grammar, spelling and basic clarity. Tone and generative rewriting are paid features.
Do I need a credit card?
No, the free tier does not require payment details.
Alternatives compared
See all 10 Grammarly alternatives →Same job, different terms. Unverified rows stay marked — we do not fill them in.
| Tool | Free tier | Card | Watermark | From |
|---|---|---|---|---|
| Grammarlythis tool | Yes | Not required | None | USD 12 |
| ChatGPT | Free plan with usage limits on advanced models | Not required | None | USD 20 |
| Claude | Free plan with daily usage caps | Not required | None | USD 20 |
| DeepL | Yes | Not required | None | USD 8.74 |
| Engram | — | Not required | — | Not published |
| LanguageTool | Yes | — | — | Not published |
| Linguix | Yes | — | — | Not published |
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