Free Detection Tools
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Detection Tools That Work
Simple. Fast. Private. No signup required.
Spot the Bot - Quiz
🎮 Can you tell human writing from AI? Test your detection skills with 5 emails. Highly shareable!
Fool the AI Detector - Challenge
🏆 Write text that scores 0% AI. Compete for the most human-sounding writing on the leaderboard!
AI or Real Photo? Quiz
🖼️ Test your eye! Can you spot AI-generated images? Learn the telltale signs of Midjourney, DALL-E & Stable Diffusion.
Email Bot Checker
⚠️ Does your email sound like ChatGPT? Detects "I hope this email finds you well" and 20+ bot phrases.
Resume ATS Robot Detector
💀 Will you get auto-rejected? Check for AI buzzwords that trigger ATS filters. Targets job-seeker anxiety.
The Professor's Lens - Turnitin Simulator
👨🏫 See what your teacher sees. Simulates a Turnitin-style report with AI flags, grade estimate & professor comments.
Plain English Converter (De-Jargonizer)
✨ Convert AI corporate-speak into clear, human language. Simplifies 50+ jargon phrases.
Affect vs Effect - Grammar Checker
📚 450k monthly searches! Never confuse these words again. Instant corrections with explanations.
Canceling vs Cancelling - US/UK Spelling
✍️ 201k monthly searches! Which is correct? Depends where you are. Get the right spelling for your audience.
How to Say Hi in Spanish
👋 201k monthly searches! Context-aware Spanish greetings for any situation. Hear pronunciation, copy instantly.
Percentage Calculator
🔢 90.5k monthly searches! What is X% of Y? Calculate percentages, discounts, tips & grade changes instantly.
Readability Score Calculator
Check how easy your text is to read using Flesch-Kincaid and other readability metrics.
Passive Voice Checker
Detect passive voice usage in your writing. AI tends to overuse passive constructions.
Character Frequency Analyzer
Detects unusual patterns in punctuation and special characters. AI models often overuse em-dashes and parentheses.
Sentence Variance Visualizer
See the rhythm of your text. AI writes in a monotone; humans are chaotic. Visualizes sentence length distribution.
The 'Fluff' Detector
Highlights words like 'delve', 'tapestry', and 'transformative' that AI models are addicted to using.
Repetitiveness Checker
Finds repeated 3-word phrases. AI often gets stuck in loops or uses the same transition phrases repeatedly.
Word Counter
Count words, characters, sentences, and paragraphs. Includes reading and speaking time estimates.
Character Counter
Track character count with social media limits for Twitter, Meta descriptions, and SMS.
Case Converter
Convert text to uppercase, lowercase, title case, sentence case, camelCase, and snake_case.
Lorem Ipsum Generator
Generate placeholder text in paragraphs, sentences, or words for your designs and mockups.
Unicode Text Converter
Convert text to bold, italic, strikethrough, small caps, and wide text using Unicode characters.
Reverse Text Generator
Reverse your text character by character or word by word.
Upside Down Text
Flip your text upside down using Unicode characters. Perfect for social media.
Text Cleaner
Remove HTML tags, extra whitespace, emojis, and duplicate lines from your text.
URL Slug Generator
Convert text into SEO-friendly URL slugs with custom separators and case options.
Binary Translator
Convert text to binary and binary to text instantly.
Morse Code Translator
Translate text to Morse code and Morse code back to text.
Base64 Encoder/Decoder
Encode text to Base64 or decode Base64 strings back to plain text.
JSON Formatter
Format, validate, and beautify JSON data with syntax highlighting and statistics.
Reading Time Calculator
Calculate reading, speaking, and listening time for your content with custom WPM settings.
Keyword Density Checker
Analyze keyword frequency and density in your content for SEO optimization.
Text to Speech
Convert text to speech using your browser's built-in speech synthesis API.
Random Password Generator
Generate strong, secure passwords with custom length and character options. Includes strength analysis.
Originality.ai
The gold standard for serious content publishers. Checks for AI, plagiarism, and fact-checking.
Undetectable.ai
Humanize your AI content to bypass detectors. Essential for marketers using AI tools.
Winston AI
Built specifically for education. The most accurate detector for student essays and academic work.
Copyleaks
Enterprise-grade detection used by top universities and businesses. API available.
Writer.com Detector
Free tool from Writer.com to check if your content sounds like it was written by a human.
ZeroGPT
A popular free alternative for quick checks. Good for a second opinion.
Deepfake Image Detector
Verify if an image was generated by Midjourney, DALL-E, or Stable Diffusion.
Voice Clone Detector
Protect yourself from AI voice scams. Analyze audio files for synthetic artifacts.
Privacy-first detection
Everything runs in your browser. Your text never leaves your device.
Pattern Recognition
AI models have habits. They overuse certain punctuation. They favor specific sentence structures. Our tools spot these patterns.
Statistical Analysis
We compare text against known patterns from major AI models. High correlation raises questions worth asking.
Educational Results
Every result explains what it found and why. You'll learn to spot AI patterns yourself over time.
No Data Collection
We don't store your text. We don't track your usage. We don't sell anything. Privacy isn't a feature—it's the foundation.
Professional Detection Tools
Our free tools are perfect for quick checks. For bulk processing, API access, or enterprise-grade detection, explore professional options.
Full comparison table coming soon.