Grammarly on the BookBird Score
BookBird Score · editing & grammar · #2 of 4
Best for: Grammar and tone checks wherever you type, on every device
- Plans (USD)
- Free
- Pro: $30 a month
- Pro: $60 a quarter
- Pro: $144 a year
- Enterprise: price in USD not confirmed
- Free trial
- 7 days
- Platforms
- Windows, Mac, web, iOS, Android, browser extension
- Checklist
- Grammar and spelling, Style and readability reports, Rewrite suggestions, Works inside Word, Google Docs or the browser
- Trustpilot
- 3.1 from 10,469 reviews
- US searches a month
- 2,740,000 (“grammarly”)
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 2, 2026, in US dollars:
- Free
- Pro: $30 a month
- Pro: $60 a quarter
- Pro: $144 a year
- Enterprise: price in USD not confirmed
What Grammarly offers
From Grammarly’s own pages, checked on October 2, 2026:
- Spelling and grammar correction
- Tone detection and adjustment
- Full-sentence rewrites
- Fluency suggestions
- Plagiarism and AI-generated text detection
- Citation consistency
- Generative AI prompts (100/month free, 2,000/month Pro)
Runs on: Windows, Mac, web, iOS, Android and browser extension.
Who Grammarly suits, and what its pages do not list
- Best for: Grammar and tone checks wherever you type, on every device.
Not on Grammarly’s feature list when we checked: fiction-specific analysis. That is what the vendor states, not a test; a feature can exist without being listed, and the score only credits what is.
Reviews and search interest
On Trustpilot, Grammarly has 3.1 stars from 10,469 reviews. G2 blocked our requests, so its ratings are not used.
About 2,740,000 people a month search Google in the US for “grammarly” (Google Ads data via DataForSEO). That search interest is the Demand part of the score.
Grammarly alternatives
| Software | Score | Price from | Best for |
|---|---|---|---|
| ProWritingAid | 8.5 | Free plan; paid from $120 a year | Fiction writers who want reports on pacing, overused words and readability |
| Hemingway Editor | 6.8 | Free plan; paid from $19.99 one-time | Cutting long sentences and passive voice to a target reading level |
| AutoCrit | 6.2 | Free plan; paid from $15 a month (billed yearly) | Fiction reports that compare your manuscript with your genre |
Compare: ProWritingAid vs Grammarly · 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.
Is there a free trial of Grammarly?
Yes, 7 days.
What devices does Grammarly run on?
Windows, Mac, web, iOS, Android and browser extension, according to its own site.
How the BookBird Score is computed: the formula. Prices, features and ratings were read from the vendor’s site and Trustpilot on October 2, 2026; nobody pays to be listed.