Grammar Check
AI grammar, spelling and punctuation checker bundled with paraphrasing, summarizing and AI-detection tools; free tier plus cheap paid plans.
What it does
GrammarCheck.ai is an AI writing tool that finds and fixes grammar, spelling and punctuation errors in one click, with per-error suggestions and multilingual support. It bundles related tools including a paraphraser, summarizer, AI detector, AI humanizer and plagiarism checker. A free tier is available, with Lite and Pro subscriptions adding more credits and features.
Core features
One-click grammar, spelling and punctuation fixes
Inline suggestions for each error
Multilingual checking
Paraphraser and summarizer
AI detector, humanizer and plagiarism checker
Saved history (paid)
Best for
→Proofreading academic and business writing
→Fixing grammar in blog posts and emails
→Paraphrasing and summarizing text
→Checking content for AI or plagiarism
Pricing
Lite
$4/mo
Pro
$7/mo
Reviews
Big-picture takes: what it's for and whether it delivers. High-engagement YouTube videos — not sponsored.