Corrector App records 121,286 monthly visits with -44.9% month-over-month growth and Free pricing. Grammarly records 58,867,412 monthly visits with -1.5% growth and Freemium pricing.
Free online grammar, spelling and punctuation checker
Cross-platform AI writing assistant delivering real-time grammar correction, tone alignment, authorship tracking, and team style guides.
| Dimension / Metric | | |
|---|---|---|
| Official Domain | topai.tools | grammarly.com |
| Pricing Model | Free | Freemium |
| Monthly Visits | 121.29K (121,286) | 58.87M (58,867,412) |
| MoM Traffic Delta | -98.65K (-44.9%) | -916.08K (-1.5%) |
| Primary Market & Share | 🇺🇸 United States (38.2%) | 🇺🇸 United States (51.9%) |
| Direct Visits / mo | 54.88K | 25.4M |
| User Rating | 3.7 | 4.4 |
| Supported Platforms | Website | Website |
Free online grammar, spelling and punctuation checker
Highlights grammatical mistakes and suggests clearer, more correct alternatives as you write.
Catches misspelled words and common typos, including repeated or missing letters.
Flags misplaced or missing commas, periods, and other punctuation marks.
Works with several languages in addition to English for multilingual proofreading.
Cross-platform AI writing assistant delivering real-time grammar correction, tone alignment, authorship tracking, and team style guides.
Works natively inside Chrome, Safari, Firefox, Edge, Windows, Mac, Google Docs, MS Office, and mobile keyboards to flag grammar mistakes, rewrite tangled sentences, and shift tone toward confident, empathetic, or executive registers.
Deploys contextual AI agents that predict how a target audience will react to a draft, locate credible supporting citations, grade essays against rubric criteria, and generate drafts using up to 2,000 monthly prompts on Pro.
Scans text against billions of web pages and academic databases for accidental plagiarism, detects AI-generated passages, and logs transparent document provenance via Authorship reports in Google Docs and Word.
Enables teams on Pro and Enterprise plans to codify company terminology, ban deprecated jargon, enforce inclusive language, insert shared Snippets, and surface internal company definitions inline.
SpecialistOutstanding for context-aware translation and professional writing refinement, but not designed as a dedicated grammar checker.
SpecialistOutstanding for context-aware translation and professional writing refinement, but not designed as a dedicated grammar checker.
Excels at heavy paraphrasing and text rewriting, but offers less seamless inline real-time proofreading across all apps.
Excels at heavy paraphrasing and text rewriting, but offers less seamless inline real-time proofreading across all apps.
AI content detection and a full writing toolkit in one place
AI content detection and a full writing toolkit in one place
AI detection and writing verification built for schools and editors
Academic proofreading, plagiarism checking and AI-powered writing tools in one place
Academic proofreading, plagiarism checking and AI-powered writing tools in one place
Provides strong multilingual grammar and style checking across apps, but offers fewer advanced generative AI features.
Provides strong multilingual grammar and style checking across apps, but offers fewer advanced generative AI features.
AI detector, plagiarism and content-quality checks in one scan
AI detector, plagiarism and content-quality checks in one scan
Delivers deeper manuscript analysis and structural reports, but has a steeper learning curve than Grammarly.
Delivers deeper manuscript analysis and structural reports, but has a steeper learning curve than Grammarly.
SpecialistAI academic writing assistant that edits, cites, and checks your manuscript right where you write
SpecialistAI academic writing assistant that edits, cites, and checks your manuscript right where you write
Multilingual AI detector with sentence-level insight
Multilingual AI detector with sentence-level insight
SpecialistHighlights readability and sentence complexity visually, but lacks automated grammar correction and browser-wide extension support.
SpecialistHighlights readability and sentence complexity visually, but lacks automated grammar correction and browser-wide extension support.
Great for sentence-level tone adjustments and rewriting, but less comprehensive for standalone grammar rules and style guides.
Great for sentence-level tone adjustments and rewriting, but less comprehensive for standalone grammar rules and style guides.
