LanguageTool
Free tier
Check grammar, spelling, punctuation, and style in multiple languages while writing online or in supported apps.
Text & Writing
Text & Writing Checked Oct 6, 2026
ProWritingAid
A grammar checker and style editor with deep reports for long writing like novels.
Best for: Fiction and non-fiction authors, students and bloggers editing long documents.
Access
Free tier
Useful?
What you can do with it
- Check a chapter for grammar and style issues
- Rephrase awkward sentences
- Get a critique of a book chapter
- Spot overused words and pacing problems
- Edit inside Word or Google Docs
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