Paraphrase, proofread and summarize text with an AI writing workspace
Paraphrase, proofread and summarize text with an AI writing workspace
GPTZero records 23,246,989 monthly visits with +32.5% month-over-month growth and Freemium, Paid pricing. TextBuddy records 4,510 monthly visits with +29.3% growth and Freemium pricing.

An AI toolbox for writers: generate, rewrite, proofread, and humanize text in your browser
| Dimension / Metric | ![]() | |
|---|---|---|
| Official Domain | gptzero.me | textbuddy.com |
| Pricing Model | Freemium, Paid | Freemium |
| Monthly Visits | 23.25M (23,246,989) | 4.51K (4,510) |
| MoM Traffic Delta | +5.7M (+32.5%) | +1.02K (+29.3%) |
| Primary Market & Share | 🇺🇸 United States (54%) | 🇺🇸 United States (86.4%) |
| Direct Visits / mo | 7.53M | 1.78K |
| User Rating | 4.1 | 4.2 |
| 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.

An AI toolbox for writers: generate, rewrite, proofread, and humanize text in your browser
Generate human-sounding paragraphs, blog posts, and social captions from a short prompt, with prompts tuned to avoid the flat, repetitive phrasing typical of AI drafts.
Reword any passage into natural language, or run a proofreader that fixes grammar, spelling, and punctuation while leaving your personal voice intact.
Compress long documents into bullet points or a short paragraph, translate across 50+ languages, and pull content ideas from a keyword or topic.
Score readability and AI-likeness, see word and sentence counts, spot repeated words and sentence starters, and compare two versions of a text side by side.
Paraphrase, proofread and summarize text with an AI writing workspace
Paraphrase, proofread and summarize text with an AI writing workspace
Offers broad multilingual AI detection and text humanization, but lacks GPTZero's detailed deep-scan reporting features.
Offers broad multilingual AI detection and text humanization, but lacks GPTZero's detailed deep-scan reporting features.

Free browser AI humanizer that rewrites AI text to read naturally
Free browser AI humanizer that rewrites AI text to read naturally

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

Provides robust enterprise-grade content integrity and cross-media detection, but can be more expensive for individual users.
Provides robust enterprise-grade content integrity and cross-media detection, but can be more expensive for individual users.
Turn AI-generated text into natural, human-sounding writing
Turn AI-generated text into natural, human-sounding writing

Delivers strong fact-checking and comprehensive site-wide plagiarism audits, but has stricter paywalls than GPTZero.
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.
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.
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
AI detector that highlights evidence, not just a score