Good grammar matters for bloggers, freelancers, and non‑native English speakers. Paid tools like Grammarly Premium are great, but free options can handle most daily writing tasks.
Here are 10 free grammar checker tools.
1. Grammarly (Free tier)
URL: https://www.baike300.com/article/68.html
Grammarly's free tier catches spelling, grammar, and punctuation errors. It also offers basic style suggestions and tone detection. Works as a browser extension or desktop app. For bloggers and email writers, the free version covers most needs.
2. LanguageTool (Free tier)
LanguageTool is open‑source and supports multiple languages (English, German, French, Chinese). Free tier checks up to 20,000 characters per text. It also provides a browser extension and Google Docs add‑on. Good alternative to Grammarly.
3. ProWritingAid (Free tier)
URL: https://prowritingaid.com
ProWritingAid offers a free web editor with limited reports. You can check 500 words at a time. It highlights overused words, sentence length, and readability. Useful for longer drafts if you paste section by section.
4. Hemingway Editor (Free web version)
URL: http://www.hemingwayapp.com
Hemingway focuses on readability, not grammar. It highlights complex sentences, passive voice, and adverbs. Paste text, and it color‑codes issues. Free web version works well. Great for simplifying dense writing.
5. Ginger (Free tier)
URL: https://gingersoftware.com
Ginger free tier checks grammar and spelling. It can rephrase sentences and translate between languages. The browser extension is convenient. Free version has a character limit, but fine for short texts.
6. Slick Write (Free)
Slick Write is 100% free with no limits. It checks grammar, sentence variety, and flow. Provides detailed statistics on sentence length and structure. UI is a bit dated, but functional and private.
7. Reverso (Free)
URL: https://reverso.net/spell-checker
Reverso offers spell checking and context‑based suggestions. It's especially useful for non‑native speakers because it shows examples from real texts. Free tier has no sign‑up required.
8. OnlineCorrection.com (Free)
URL: https://onlinecorrection.com
Simple, ad‑supported tool. Paste text, click “Check”, get corrections. No registration or word limits. Basic but quick for short paragraphs.
9. Scribens (Free tier)
URL: https://scribens.com
Scribens checks grammar, spelling, and style. Free tier allows up to 50,000 characters per check. It also integrates with Microsoft Word (paid). Good balance of features.
10. Writer (Free tier)
URL: https://writer.com
Writer's free tool checks grammar and suggests inclusive language. It also offers a style guide customisation (paid team features). The free checker works for quick edits.
More resources: Check our technical tutorials or VPS reviews.