Today there are 92 different AI grammar checkers. We spent 55 hours comparing the top 50 to find the seven best you can use to boost the quality of your writing.
What is the Best AI Grammar Checker?
- Grammarly — best of the best
- ProWritingAid — best for in-depth analyses
- Ginger Software — best budget option
- WhiteSmoke — best multi-platform grammar checker
- LanguageTool — best for multiple languages
- PaperRater — best for quick checks
- Hemingway Editor — best for readability
1. Grammarly
Our Verdict — Best Of The Best
Price: Starts at $30/month
Grammarly is an incredible AI-powered grammar checker that works on every device. We think it's the best works across all platforms, and it sports tons of advanced features in an user-friendly interface.
The Best Part:
- It works across all platforms. Grammarly integrates seamlessly with your favorite apps such as Google Docs, Microsoft Word, and even your browser, making it easy to improve your writing on every occasion.
The Worst Part:
- Occasional false negatives. Sometimes Grammarly may flag a word or expression as an error, when it's actually correct in context. It's important to double-check on Grammarly's suggestions instead taking them to heart.
Get it if you want to improve your writing skills and eliminate grammar mistakes with the help of an intelligent AI-powered tool.
I recommend you get started with the Free plan, then sign up for a Quarterly subscription for $60/quarter.
(free plan)
Best For
Grammarly is best for anyone who wants to improve their writing grammar.
Top Features
- Catch errors on the fly. Grammarly quickly identifies and fixes grammar, punctuation, and spelling mistakes as you type.
- Personalized recommendations. Grammarly adjusts its recommendations according to your goals, such as academic, professional, or casual writing.
- Create your own dictionary. Add words and jargon to your dictionary, so you can avoid false negatives in spelling checks.
- Better every day. Learn from your mistakes with detailed explanations for each flagged error.
- Check grammar on the go. Take advantage of Grammarly with their keyboard apps for Android and iPhone. Keep your writing pristine, even when you're texting.
Pricing
Grammarly offers four pricing plans:
- Monthly: $30/month for users who want all of the premium Grammarly features for a month.
- Quarterly: $60/quarter for users who want all of the premium Grammarly features for three months
- Annual: $144/year for users who want all of the premium Grammarly features for a year, with a discounted rate.
- Grammarly Business: Starts at $45/month for teams who want centralized billing, monitoring tools, and premium features to improve their communication and content quality.
The annual plan provides a 60% discount.
Try Grammarly today with the free plan.
Our Verdict — Best For In-Depth Analyses
Price: Starts at $30/month
ProWritingAid is an AI editing tool for writers who want the most comprehensive grammar and style checker. We think it’s the best for in-depth analyses because of its super in-depth reports, which give incredible insights into your own writing.
The Best Part:
- In-depth reports. ProWritingAid's reports help you understand your strengths and weaknesses, allowing you to improve your skills over time.
The Worst Part:
- It may be a bit overwhelming. ProWritingAid's massive collection of reports can be a tad overwhelming for newbies, making it tough to focus.
Get it if you want a comprehensive grammar checker that offers the most in-depth writing and grammar analyses in the industry.
I recommend you get started with the Free plan, then get the Premium plan for $120/year.
(free plan)
Best For
ProWritingAid is best for writers of all levels who want an AI-powered tool that corrects their grammar mistakes and enhances their writing style.
Top Features
- Take a deep dive. ProWritingAid's reports will reveal all of your writing’s strengths and weaknesses. You’ll get deep insights even human editors might fail to realize.
- Take it with you. ProWritingAid works on Microsoft Word, Google Docs, Scrivener, and web browsers. It even offers API access for developers.
- Get rid of clichés and redundancies. ProWritingAid helps you ditch overused phrases and repetitive language, too keep your writing more interesting to readers.
- Keep it consistent. Ensure your spelling, capitalization, and punctuation are consistent throughout all of your work. ProWritingAid will scan your document and spot any discrepancies.
- It’s like your personal grammar checker. ProWritingAid provides advice tailored to whatever you're writing. It’s excellent at generating context-specific tips and corrections.
Pricing
ProWritingAid offers four pricing plans:
- Free: Free forever, for writers who want basic writing suggestions for documents of up to 500 words.
- Monthly Premium: $30/month for authors and professional writers who need unlimited word count, analyses, and advanced style improvements.
- Yearly Premium: $120/year for authors and professionals who want all the features of the Monthly Premium plan with a big discount.
- Lifetime Premium: $399 one-time payment, for authors and professional writers who want to unlock ProWritingAid's full power for life.
The annual plan provides a 67% discount.
Try ProWritingAid today with the free plan.
Our Verdict — Best Budget Option
Price: Starts at $13.99/month
Ginger Software is an incredibly affordable and user-friendly AI grammar checker that gets it done. We think it’s the best budget option because of how much punch it delivers for its modest price tag.
The Best Part:
- One-click bulk correction. Ginger Software lets you fix all grammar mistakes in your document with just one click, saving you the hassle of correcting each error individually.
The Worst Part:
- Inconvenient mobile app. Ginger Software's mobile app requires that you write within it for corrections, rather than working seamlessly with other apps on your phone.
Get it if you want an affordable AI grammar checker that you can use on your writing projects.
I recommend you get started with the Free plan, then get the Monthly plan for $13.99/month.
(free plan)
Best For
Ginger Software is best for students and writers who want an affordable AI grammar checker to polish their written content.
Top Features
Always find the right words. Ginger Software's built-in thesaurus provides synonyms for not-so-great word choices, allowing you to quickly select the perfect fit and continue editing.
Faster editing. Ginger Software's shortcuts let you access its features in a flash, making your editing process way more efficient.
Sit back and relax. Ginger Software's text-to-speech feature reads your text aloud, helping you catch awkward phrasings or missed errors without having to reread the entire piece.
It perfects your punctuation. Ginger Software helps you place commas, periods, and other punctuation marks correctly for flawless writing.
Write together with your team. With Ginger Teams, multiple users can collaborate on docs to keep grammar and style consistent, all the way through
Pricing
Ginger Software offers six pricing plans:
- Free: Free forever, for casual users who need basic grammar checking.
- Monthly: $13.99/month for users who require advanced features and unlimited access.
- Quarterly: $33.57/quarter for users who want a short-term AI grammar checker solution for their projects at a discounted rate.
- Annual: $84/year for individuals looking to save money while enjoying all premium features.
- 2 years: $120/two years for long-term users who want the best value.
- Ginger Teams: $29.97/month for teams who want collaborative editing tools and centralized billing.
Annual plans provide a 40% discount.
Try Ginger Software today with the free plan.
Our Top Three Picks
Here’s a quick summary of our top three picks:
- Grammarly — best of the best
- ProWritingAid — best for in-depth analyses
- Ginger Software — best budget option
Here’s a quick comparison of our top seven picks:
Tool | Entry Offer | Pricing |
|---|---|---|
Grammarly | Free plan | Starts at $30/mo |
ProWritingAid | Free plan | Starts at $30/mo |
Ginger Software | Free plan | Starts at $13.99/mo |
WhiteSmoke | 31-day money-back guarantee | Starts at $59.95/yr |
LanguageTool | Free plan | Starts at $24.90/mo |
PaperRater | Free plan | Starts at $14.95/mo |
Hemingway Editor | Free plan | $19.99 |
Here are the top 50 AI grammar checkers we considered in this review:
- Grammarly
- ProWritingAid
- Ginger Software
- WhiteSmoke
- LanguageTool
- PaperRater
- Hemingway Editor
- Readable.io
- Slick Write
- After the Deadline
- 1Checker
- Microsoft Editor
- SentenceCheckup
- Writer
- Virtual Writing Tutor
- SpellCheckPlus Pro
- Reverso Speller and Grammar Checker
- Typely
- OnlineCorrection.com
- GrammarCheck.me
- GramMark.org
- CorrectEnglish
- Ediket
- JetPack Proofreading Module for WordPress sites
- Antidote
- Outwrite
- WordRake
- Scrivener's Integrated Grammar and Spell Checker
- PerfectIt Proofreading Software for Professionals
- Expresso App
- AutoCrit
- StyleWriter
- EssayToolBox Grammar Checker
- Linguix Grammar & Spell Checker
- Textly.ai Writing Assistant
- Writefull
- Trinka.ai
- Sapling AI Writing Assistant
- ChatGPT
- Wordtune
- Grammar Slammer Deluxe
- ClearEdits Writing Editing Software
- GradeProof Proofreading & Plagiarism Detection
- Ulysses' Grammar and Style Check
- ContentStudio's Content Editor & Grammar Checker
- Setka Editor's Built-in Spell Check
- Zoho Writer's Grammar Checker and Style Guide
- Gramara
- DeepGrammar
- Airstory
The Bottom Line
To recap, here are the best AI grammar checkers to try this year:
- Grammarly — best of the best
- ProWritingAid — best for in-depth analyses
- Ginger Software — best budget option
- WhiteSmoke — best multi-platform grammar checker
- LanguageTool — best for multiple languages
- PaperRater — best for quick checks
- Hemingway Editor — best for readability
