Corrector App records 121,286 monthly visits with -44.9% month-over-month growth and Free pricing. Originality.ai records 2,049,639 monthly visits with +2.8% growth and Paid pricing.
Free online grammar, spelling and punctuation checker
AI detector, plagiarism and content-quality checks in one scan
| Dimension / Metric | | |
|---|---|---|
| Official Domain | topai.tools | originality.ai |
| Pricing Model | Free | Paid |
| Monthly Visits | 121.29K (121,286) | 2.05M (2,049,639) |
| MoM Traffic Delta | -98.65K (-44.9%) | +55.72K (+2.8%) |
| Primary Market & Share | 🇺🇸 United States (38.2%) | 🇺🇸 United States (38.4%) |
| Direct Visits / mo | 54.88K | 890.71K |
| User Rating | 3.7 | 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.
AI detector, plagiarism and content-quality checks in one scan
Classifies text as AI, original or mixed and pinpoints which sentences most influenced the score, so reviewers know exactly where to look.
Runs plagiarism matching, readability scoring, grammar and spelling fixes, guideline checks and fact/hallucination screening from the same scan.
Upload DOCX, PDF or DOC files, paste text, scan a URL, or queue large batches of documents to process at scale.
Check content inside Chrome and Google Docs, or wire detection into your own apps through the REST API and MCP server.
Paraphrase, proofread and summarize text with an AI writing workspace
Paraphrase, proofread and summarize text with an AI writing workspace
Features a popular freemium AI detector with intuitive sentence breakdowns, but has less reliable accuracy on heavily edited content.
Features a popular freemium AI detector with intuitive sentence breakdowns, but has less reliable accuracy on heavily edited content.
Provides similar AI detection accuracy and educator-focused reporting, but lacks Originality's built-in advanced fact-checking and comprehensive readability suites.
Provides similar AI detection accuracy and educator-focused reporting, but lacks Originality's built-in advanced fact-checking and comprehensive readability suites.
SpecialistAcademic proofreading, plagiarism checking and AI-powered writing tools in one place
SpecialistAcademic proofreading, plagiarism checking and AI-powered writing tools in one place
SpecialistCombines AI detection with powerful text humanization tools, whereas Originality focuses strictly on verification and content integrity.
SpecialistCombines AI detection with powerful text humanization tools, whereas Originality focuses strictly on verification and content integrity.
Offers robust enterprise-grade plagiarism and AI detection across multiple languages, but can be less transparent on sentence-level model scoring.
Offers robust enterprise-grade plagiarism and AI detection across multiple languages, but can be less transparent on sentence-level model scoring.
SpecialistHumanize AI text and check it against major AI detectors
SpecialistHumanize AI text and check it against major AI detectors
SpecialistProvides multilingual AI detection and sentence-level writing integrity analysis, but lacks comprehensive enterprise plagiarism database coverage.
SpecialistProvides multilingual AI detection and sentence-level writing integrity analysis, but lacks comprehensive enterprise plagiarism database coverage.
SpecialistHumanize AI text and detect it — one clean, all-in-one writing suite
SpecialistHumanize AI text and detect it — one clean, all-in-one writing suite
Write bolder, clearer prose with instant readability and grammar feedback
Write bolder, clearer prose with instant readability and grammar feedback
Delivers strong AI and image detection accuracy with clean reporting, but offers fewer deep content marketing and readability tools.
Delivers strong AI and image detection accuracy with clean reporting, but offers fewer deep content marketing and readability tools.
SpecialistTailored specifically for academic institutions checking student submissions, but offers less robust modern AI-generated content detection features.
SpecialistTailored specifically for academic institutions checking student submissions, but offers less robust modern AI-generated content detection features.
