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    Grammarly pricing

    AI-assisted grammar, style and tone checker with sentence rewriting, plagiarism detection, and a free plan capped at 100 AI prompts a month.

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    ToolTrim verdict3.0/ 5Average

    At $12/month for Pro (billing period to confirm on-site), the plan pays for itself if it replaces a separate plagiarism-checking subscription.

    Pricing. What does Grammarly cost ?

    Free

    $0

    Permanent free plan

    • Spelling/grammar corrections, writing-tone detection, and 100 AI prompts per month.

    Pro

    ToolTrim reference price

    $12/mo

    Per user.

    • Full sentence rewrites, tone adjustment, fluency suggestions, plagiarism and AI-generated-text detection, 2,000 AI prompts/member/month, account roles, up to 2 user groups and 1 style guide/brand tone, team analytics.

    Enterprise

    Custom quote. Per user.

    • Everything in Pro plus proactive AI, dedicated support, BYOK encryption, custom roles, data loss prevention, SAML SSO, SCIM, managed mode, unlimited prompts/style guides/brand tones/user groups, and advanced security controls (confidential mode, audit logs, session timeout).

    Official pricingChecked on September 25, 2026

    GrammarlyFrom $12/mo
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