GrammarProGrammarPro vs Grammarly: Honest Comparison (2026)
By GrammarPro Team
GrammarPro vs Grammarly: Which Should You Use?
Both GrammarPro and Grammarly are popular grammar checkers, but they take different approaches. This comparison helps you decide which is right for your needs.
Feature Comparison
GrammarPro
- 6 specialized checking modes (Grammar, Spelling, Punctuation, Clarity, Formal, Concise)
- AI-powered by GPT-4o-mini
- Browser-based — no extension or installation
- Free with no signup (3 checks/day)
- Multi-language support (7 languages)
- Privacy-first — text is not stored
- Pro: $7.99/month
Grammarly
- Grammar, spelling, punctuation checking
- Tone detection and style suggestions
- Browser extension + desktop app
- Free tier (basic corrections)
- English only (free tier)
- Text processed on Grammarly servers
- Premium: $12/month
Key Differences
Specialized Modes
GrammarPro lets you choose exactly what to check. Need only punctuation fixed? Use Punctuation mode. Want to make text more formal? Use Formal mode. This targeted approach gives you cleaner, more focused corrections.
Grammarly shows all suggestions at once — grammar, spelling, clarity, and tone. This can be helpful but also overwhelming.
Privacy
GrammarPro does not store your text after processing. Text is sent to the AI, analyzed, and discarded. Grammarly stores documents on its servers and uses them to improve its product (per its privacy policy).
Pricing
GrammarPro is more affordable: free with 3 checks/day, Pro at $7.99/month. Grammarly Premium costs $12/month, and Grammarly Business is $15/user/month.
Integration
Grammarly wins on integration with its browser extension and desktop apps. GrammarPro is web-only — you paste text into the tool.
When to Use GrammarPro
- Quick grammar checks without installing anything
- Specialized checking (just spelling, just punctuation, etc.)
- Privacy-sensitive documents
- Budget-conscious users
- Non-English text (7 languages supported)
When to Use Grammarly
- You want always-on checking in all apps
- You prefer a browser extension
- You need tone suggestions while writing
Verdict
GrammarPro is the better choice for focused, privacy-conscious grammar checking at a lower price. Grammarly is better for users who want always-on integration. Many users benefit from having both — GrammarPro for deep, focused checks and Grammarly for real-time monitoring.
Frequently Asked Questions
Is GrammarPro better than Grammarly?
It depends on your needs. GrammarPro is better for quick, focused grammar checks with 6 specialized modes, no signup, and free usage. Grammarly is better for always-on checking with a browser extension. GrammarPro is free to start; Grammarly Premium costs $12/month.
Is GrammarPro free?
Yes. GrammarPro offers free grammar checking with no signup required — 3 checks per day for anonymous users, 5 per day with a free account. Pro plan is $7.99/month for unlimited checks.
Does GrammarPro have a browser extension?
Not currently. GrammarPro is a browser-based web tool — you paste text into the editor and get corrections. Grammarly offers a browser extension for checking text across websites.
Which is more accurate, GrammarPro or Grammarly?
Both are highly accurate. GrammarPro uses GPT-4o-mini for contextual understanding and offers 6 specialized modes for targeted corrections. Grammarly uses its own AI models. For most users, accuracy is comparable.