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Grammarly Review: Price, Features and Score

Grammarly at a glance: Free plan; paid from $144 a year, on Windows, Mac, web, iOS, Android and browser extension. Below are its plans, what its own site says it does for an author, its score and the products to compare it with. We did not test it ourselves; the data was checked on October 7, 2026.

Prices and data checked October 7, 2026 · Author Score computed by a published formula, not paid for

Grammarly on the BookBird Author Score

Author Score · editing & grammar · #2 of 12 ·

Best for: Authors wanting grammar checks inside Word, Google Docs and browsers

BookBird Author Score8.1/10 #2 of 12 editing & grammar. Worked out from Grammarly’s own pages, its price and US searches for its name, not typed in. Author jobs50 pts35.7/50Each of the 7 author jobs on the editing & grammar list is worth an equal share of 50 points, and counts only when Grammarly’s own pages confirm it. 5 of 7 confirmed = 35.7 points. A job the vendor does not mention earns nothing.Cost25 pts25/25A free plan, or a platform that takes no upfront fee, earns all 25 points.Adoption25 pts20/25Searches, 20 points: 2,740,000 a month for “grammarly”, the most searched in this category, so the full 20. Trend, 5 points: down 61% (last three months against the first three of the year) = 0; a fall of half or more earns 0, no change 2.5, a rise of half or more 5. 80.7 of 100 points= 8.1 out of 10 The full method, with every product’s points →

Author jobs, from Grammarly’s own pages

  • Yes: Grammar and spelling
  • Yes: Style reports
  • Not stated: Fiction reports (not stated)
  • Yes: Handles a whole manuscript
  • Yes: Works in Word, Google Docs or Scrivener
  • Yes: Custom dictionary or style rules
  • No: Your text is not used for training (no)

Grammarly pricing

Free plan + paid plans. There is a free plan. Free trial: 7 days. The plans as Grammarly’s own site listed them on October 7, 2026, in US dollars:

  • Free
  • Pro: $30 a month
  • Pro: $60 a quarter
  • Pro: $144 a year
  • Enterprise: price in USD not confirmed

USD figures from the 2026-10-02 record (en-US plan data). Re-check on 2026-10-07 from Poland showed the same numbers in EUR (30/60/144) and no USD option; USD not re-confirmed today.

What Grammarly offers

From Grammarly’s own pages, checked on October 7, 2026:

  • Spelling and grammar correction
  • Tone detection; tone adjustment on Pro
  • Whole-sentence rewrites and fluency suggestions on Pro
  • Plagiarism and AI-text detection on Pro
  • Personal dictionary for names and invented words
  • Overall score report with readability and vocabulary
  • AI prompts: 100 a month free, 2,000 on Pro
  • Runs in Word, Google Docs, Scrivener and browsers

Runs on: Windows, Mac, web, iOS, Android and browser extension. Launched: 2009.

Who Grammarly suits, and what its pages do not say

Best for: Authors wanting grammar checks inside Word, Google Docs and browsers.

Not confirmed on Grammarly’s pages when we checked: fiction reports and your text is not used for training. That is what the vendor states, not a test; a feature can exist without being described, and the score only credits what is.

About 2,740,000 people a month search Google in the US for “grammarly”, down 61% over the past year (Google Ads data via DataForSEO).

Grammarly alternatives

SoftwareScorePrice fromBest for
ProWritingAid8.8Free plan; paid from $120 a yearFiction authors wanting line edits plus whole-manuscript story feedback
AutoCrit8.0Free plan; paid from $180 a yearFiction authors self-editing a full draft in a browser
LanguageTool7.3Free plan; paid from $69.90 a yearAuthors writing in several languages, inside Word or Google Docs
Marlowe7.0Free plan; paid from $29.95 one-timeNovelists wanting a structural critique of a full draft, per report
Hemingway Editor6.6Free plan; paid from $19.99 one-timeWriters tightening prose; one-time desktop app or AI subscription

Compare: ProWritingAid vs Grammarly · All editing & grammar · All software for authors

Grammarly questions

How much does Grammarly cost?

Free plan; paid from $144 a year. Grammarly lists 5 plans; the full list is under Pricing above.

What does Grammarly run on?

Windows, Mac, web, iOS, Android and browser extension, according to its own site.

Is there a free trial of Grammarly?

Yes, 7 days.

How the score is computed: the formula, step by step. Prices and features were read from Grammarly’s own site on October 7, 2026; nobody pays to be listed.