DETECT · SCORE · REWRITE — ALL FREE

Detect AI Content. Then Fix It.

GPTZero tells you if it's AI. Credify tells you what to do about it. Detect AI patterns, then score and rewrite your content with stronger E‑E‑A‑T signals — all in one place, free, no signup.

No signup requiredURL + file upload supportedE-E-A-T rewrite built in
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How It Works

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1. Pattern Analysis

Scans for repetitive sentence structures, generic transitions, and predictable formatting that are statistically common in AI output.

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2. Voice & Tone

Looks for personal anecdotes, informal language, specific nouns, and stylistic inconsistency — the markers of real human experience.

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3. Probability Score

Returns a 0–100% AI probability — not a binary verdict — because most real content sits somewhere on a spectrum.

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4. Fix It

If AI patterns are detected, paste the content into the E‑E‑A‑T Checker to get a quality score and an AI rewrite that adds human-sounding signals.

Why Credify instead of GPTZero or Originality.ai?

Other detectors stop at detection. Credify is the only free tool that takes you from detection to a fixed, rankable piece of content.

FeatureCredifyGPTZeroOriginality.ai
AI detection
URL analysis
File upload (PDF/DOCX)
E-E-A-T quality score
AI-powered content rewrite
Readability analysis
Free tier✓ unlimitedLimitedPay per credit
No signup required