6 Best Grammar Checking Software


Grammarly is the top tier grammar and spelling check software for content creators, college students and other writing assists. Grammarly is is best used when the Chrome extension is activated.

The software will highlight writing mistakes on Google docs, Microsoft Office, social media platform, WordPress and many more browser applications. In addition, the software can detect plagiarism by compare content against billions of web pages and content databases.


  • Free version – Basic grammar, spelling and punctuation check
  • Premium – Everything include word choice, formatting, rewrites and tonality
  • Business – Everything above + style guide and brand tones


Ginger editing tool is very similar to Grammarly. The free version offers a 600 character edit limit, and it only performs basic grammar checks including synonym suggestions.

The premium version


  • Free version
  • Premium: $13.99/month, $89.88/year, $167.76/two years


Readable mainly checks the readability of your writing based on the Flesch Kincaid and Gunning Fog algorithms. This paid tool can detect and tweak passive voice to active voice, fix incorrect use of adverbs, and awkward sentences.

On top of all, Readable can also analyze existing web pages via URL checker to see the quality of the writing. Preimum users can see a full history of every URL they have checked.

For SEO professionals, this tool can also provide ranking insight based on how fixing grammar can improve things.


  • Seven-day free trial of ContentPro
  • ContentPro: $8/month or $48/year
  • CommercePro: $48/month or $288/year
  • AgencyPro: $138/month $828/year


Sapling’s main focus is to correc sentences in CRM software chatbox like TextUs. In addition, the tool provides browser extensions for Chrome, Edge and Firefox.

Most of Sapling’s unique features are only included in the Professional and Enterprise versions.


  • Free plan
  • Pro: $25/month
  • Enterprise: Custom pricing


WhiteSmoke features a special user experience. The editor generates recommended fixes and they look like what a human proofreader would physically write on the paper.

Any missing punctuation, miss spelling, and other mistakes will be highlighted in colored text.


  • No free version
  • Web: $59.95/year, $124.95/three years
  • Premium: $79.95/year, $199.95/three years
  • Business: $137.95/year, $317.50/three years

Hemingway App

Hemingway is the best free sentence editor. We have used this in the very beginning before moving onto more expensive stuff. The best feature is the ability to score the readability of the text, and the tool can help to paraphrase sentences and assist the editing process to make your writing more concise.

The tool also provides recommended grammar fixes on the right side of the interface such as: adding more adverbs, sentence # is hard to read, # of phrases that can be rewritten…etc.


  • Online version: Free
  • Desktop app: $19.99