Offers broad multilingual AI detection and text humanization, but lacks GPTZero's detailed deep-scan reporting features.
GPTZero records 23,246,989 monthly visits with +32.5% month-over-month growth and Freemium, Paid pricing. TopicMojo records 4,837 monthly visits with -13.9% growth and Freemium, Paid pricing.
Topic and question research powered by 50+ data sources
| Dimension / Metric | ||
|---|---|---|
| Official Domain | gptzero.me | topicmojo.com |
| Pricing Model | Freemium, Paid | Freemium, Paid |
| Monthly Visits | 23.25M (23,246,989) | 4.84K (4,837) |
| MoM Traffic Delta | +5.7M (+32.5%) |
| -783 (-13.9%) |
| Primary Market & Share | 🇺🇸 United States (54%) | 🇺🇸 United States (56.5%) |
|---|
| Direct Visits / mo | 7.53M | 1.9K |
|---|
| User Rating | 4.1 | 4 |
|---|
| Supported Platforms | Website | Website |
|---|
AI detection and writing verification built for schools and editors
Paste text or upload a document and get an overall AI probability score plus a sentence-by-sentence breakdown of which parts look machine-written.
Flags AI text from major model families including ChatGPT, Gemini, Claude, Llama, and others, rather than training for a single model.
A Chrome extension and Google Docs add-on bring scanning into Gmail, Docs, Classroom, and other surfaces you already work in.
Checks content for copied passages from outside sources so you can separate AI-generation questions from originality questions.
Topic and question research powered by 50+ data sources
Build a topic model that pulls data from across the web for any subject, with saved lists, workspaces, custom domains, exports and shareable reports.
Gather the questions people actually ask around your topic across the web so you can understand real intent and answer it.
Be first to cover new and unique searches around a query with the Search Listener tool.
Build a social model across Reddit, Twitter, Pinterest, TikTok, Instagram and 10+ platforms to see what people are talking about.
Offers broad multilingual AI detection and text humanization, but lacks GPTZero's detailed deep-scan reporting features.

SpecialistAI-powered YouTube ideas, SEO scoring and coaching that grows your channel faster

SpecialistCombines AI detection with professional human proofreading and citation tools, but functions primarily as an editing service.
#3SpecialistCombines AI detection with robust text humanization tools, but focuses more heavily on rewriting than pure verification.

Provides robust enterprise-grade content integrity and cross-media detection, but can be more expensive for individual users.


Delivers strong fact-checking and comprehensive site-wide plagiarism audits, but has stricter paywalls than GPTZero.

Provides detailed sentence-level analysis for multilingual text, but lacks GPTZero's broad academic brand recognition.

Excels at scanning both text and images with high accuracy, but offers fewer free daily checks than GPTZero.
AI detector that highlights evidence, not just a score

SpecialistTailors detection specifically for academic institutions and LMS integrations, but is less optimized for casual web users.

SpecialistHumanize AI text and check it against AI detectors

SpecialistCheck plagiarism, detect AI text and polish your writing in one place
Offers broad multilingual AI detection and text humanization, but lacks GPTZero's detailed deep-scan reporting features.
SpecialistAI-powered YouTube ideas, SEO scoring and coaching that grows your channel faster
SpecialistCombines AI detection with professional human proofreading and citation tools, but functions primarily as an editing service.
SpecialistCombines AI detection with robust text humanization tools, but focuses more heavily on rewriting than pure verification.
Provides robust enterprise-grade content integrity and cross-media detection, but can be more expensive for individual users.
Delivers strong fact-checking and comprehensive site-wide plagiarism audits, but has stricter paywalls than GPTZero.
Provides detailed sentence-level analysis for multilingual text, but lacks GPTZero's broad academic brand recognition.
Excels at scanning both text and images with high accuracy, but offers fewer free daily checks than GPTZero.
AI detector that highlights evidence, not just a score
SpecialistTailors detection specifically for academic institutions and LMS integrations, but is less optimized for casual web users.
SpecialistHumanize AI text and check it against AI detectors
SpecialistCheck plagiarism, detect AI text and polish your writing in one place