pheebo - AI math checker

Free math solver for ChatGPT & Claude. Verify AI answers. Selection mode free, automatic pro.

pheebo - AI Math Expression Checker for Chrome AI makes mistakes. pheebo guards your back. Get instant solutions to mathematical expressions while reading ChatGPT or Claude. No subscription required to start. ----------------------------------------------------------------------------------------------------------------- WHAT IS PHEEBO? pheebo is a browser extension that helps you verify AI mathematical solutions instantly and catch calculation errors before they cause problems. Whether you're: • Checking AI-generated math from ChatGPT or Claude for mistakes • Teaching or tutoring others and need to spot errors quickly • Working through technical problems that require accuracy pheebo saves you time by automatically detecting and solving expressions, helping you identify errors in real-time. ----------------------------------------------------------------------------------------------------------------- TWO MODES FOR YOUR NEEDS Selection Mode (FREE - No Account Needed) • Manually select any mathematical expression • Get instant solutions in a tooltip • Works on ChatGPT and Claude • Detects simple fractions (1/2) and complex expressions • Perfect for quick verification and spot-checking Automatic Mode (PRO - Subscription) • Automatic expression detection scans entire pages • Automatically highlights math expressions as you read • Real-time solutions without clicking anything • Advanced recognition: visual fractions, LaTeX formulas, scientific notation • Ideal for intensive study sessions and research • 7-day free trial after creating an account • Subscribe at https://pheebo.app to unlock all Pro features TIP: Ask ChatGPT or Claude to "show steps" or "show all computations" for better result ----------------------------------------------------------------------------------------------------------------- KEY FEATURES • Detects mathematical expressions from simple math to complex formulas • Works seamlessly on ChatGPT and Claude AI platforms • Catches calculation errors and mistakes instantly • Handles LaTeX notation and scientific expressions • Expression counter tracks correct/incorrect solutions • Enterprise-grade security with encrypted data • Zero ads, zero tracking • Lightweight and fast performance ----------------------------------------------------------------------------------------------------------------- PERFECT FOR Students - Verify homework solutions and catch errors in AI-generated explanations Educators - Quickly check student work and spot mistakes in AI responses Professionals - Validate technical calculations in real-time and prevent costly errors, without disrupting workflow AI Users - Confirm ChatGPT and Claude outputs instantly, catching calculation mistakes ----------------------------------------------------------------------------------------------------------------- HOW TO USE 1. Install pheebo (no signup required for Selection Mode) 2. Selection Mode: Frame any math and click solve 3. Create an account at https://pheebo.app to start your 7-day free trial of Automatic Mode 4. See solutions instantly in tooltips ----------------------------------------------------------------------------------------------------------------- SECURITY & PRIVACY • AES-GCM encryption for sensitive data • No ads, no tracking, no data selling • Certificate pinning prevents man-in-the-middle attacks • Secure error handling with no information disclosure • Complies with Chrome Web Store security requirements ----------------------------------------------------------------------------------------------------------------- SUPPORTED EXPRESSIONS • Basic math: 2 + 3 = 5, 10 × 5 = 50 • Fractions: 1/2, 3/4, visual fractions • Scientific: 1.5e3, superscripts (2², 3³) • Complex: (2 + 3) × 4, √16 + 2³ • LaTeX: \frac{1}{2}, \sqrt{x} • Units: 15 m/s ----------------------------------------------------------------------------------------------------------------- START FREE No credit card required. No account needed for Selection Mode. Try Automatic Mode free for 7 days after creating an account and subscribing at https://pheebo.app. A valid payment method is needed for the trial to begin. No payment will be charged in the trial period. Questions? Visit https://pheebo.app/faq or check our support documentation.