Grammarly
Works inside the apps you already write in rather than a separate window, which is why it actually gets used. Grammar, tone and clarity in place.
What Grammarly is best for
The categories Grammarly is listed in, and how strong a fit it is in each.
Writing, Communication & Language
Emails, reports, essays, editing, summarizing, translation, presentations.
Built for this
Grammarly’s biggest strengths
Writing, Communication & LanguageWorks inside the apps you already write in rather than a separate window, which is why it actually gets used. Grammar, tone and clarity in place.
Where it may not be the best fit
Writing, Communication & LanguageBetter at fixing than composing. It smooths writing toward a neutral register, which is not always what you want. The free tier caps generation at 100 AI prompts, and the enterprise tier now arrives through Superhuman Go rather than as Grammarly itself.
Grammarly pricing
Grammarly has a free plan. Free tier: writing without spelling and grammar mistakes, tone detection, and 100 AI prompts for generating text
FreeFree tier: writing without spelling and grammar mistakes, tone detection, and 100 AI prompts for generating text
$0ProRewriting whole sentences in a click, tone adjustment, unlimited personalised suggestions, and plagiarism and AI-text detection. It opens on a 7-day free trial with nothing to pay on the day and a reminder two days before it ends
$30/mo · $12/mo yearlyEnterpriseAdds proactive AI across the apps you work in, dedicated support, bring-your-own-key encryption, custom roles and permissions, and data loss prevention
CustomChecked by hand on 4 September 2026. Prices change often, so confirm on the provider’s own page before spending.
Who makes Grammarly
Predates the current wave by a decade and sits inside the apps people already write in, which is a distribution position the chat products do not have.
CompanyGrammarly
Founded2009
Based inSan Francisco, US
SectorWriting & communication
ModelWriting assistance
StatusPrivate
Primary users40M+ daily users, Enterprise, Universities
Free planYes
Valuation$13B (2021-11)
InvestorsGeneral Catalyst, Baillie Gifford, BlackRock
ComputeThird-party models
Public listingNone announced
Best alternatives to Grammarly
Tools that do comparable work, best fit first, drawn from the catalogue rather than hand-picked. Every one is listed whether or not there is money in it for us.
ChatGPT
Free
Fastest for everyday drafting — emails, summaries, outlines — with the widest format support.
View ChatGPT →Claude
Free
Strongest at long-form drafting and holding a consistent voice across a whole document rather than a paragraph.
View Claude →DeepL Write
Free
The same quality that made its translation worth paying for, applied to rewriting. Notably better than the field on European languages.
View DeepL Write →Gamma
Free
Turns a prompt or a pile of notes into a finished deck or document. The fastest route from rough thinking to something presentable.
View Gamma →Hemingway Editor
Free
Marks the sentences that are hard to read and the adverbs you did not need, and does nothing else. The free web version has no sign-up.
View Hemingway Editor →LanguageTool
Free
Strong across more than 30 languages rather than English alone, and it can be self-hosted, which almost nothing else in this category offers.
View LanguageTool →Grammarly by job
Where Grammarly sits in the wider category pages.
Best AI for Writing
Built for this — Emails, reports, essays, editing, summarizing, translation, presentations.
Questions about Grammarly
Is Grammarly free?
Yes — Free tier: writing without spelling and grammar mistakes, tone detection, and 100 AI prompts for generating text. The cheapest paid tier is Pro, at $30/mo month to month or $12/mo billed yearly.
What is Grammarly best at?
Works inside the apps you already write in rather than a separate window, which is why it actually gets used. Grammar, tone and clarity in place. It is listed under Writing, Communication & Language, and this is what it is built for.
What should I watch out for with Grammarly?
Better at fixing than composing. It smooths writing toward a neutral register, which is not always what you want. The free tier caps generation at 100 AI prompts, and the enterprise tier now arrives through Superhuman Go rather than as Grammarly itself.
What are the alternatives to Grammarly?
6 tools do comparable work: ChatGPT, Claude, DeepL Write, Gamma, Hemingway Editor, LanguageTool. 6 of them have a free plan.
How current is this Grammarly pricing?
Checked by hand on 4 September 2026. Prices change often — confirm on the provider's own page before spending.