Grammar Corrector

Grammar Corrector - AI-Powered Writing Assistant

Transform your writing with intelligent grammar correction powered by OpenAI GPT-4o Mini or Google Gemini 2.5 Flash. Perfect for emails, documents, social posts, and any text that needs professional polish.

🎯 4 CORRECTION MODES:
• Grammar - Fix errors while preserving your original style
• Formal - Rewrite for professional or academic tone
• Casual - Make it warm and conversational
• Concise - Cut the fluff, keep what matters

✨ KEY FEATURES:
✓ Multi-Provider - Choose between OpenAI GPT-4o Mini or Google Gemini 2.5 Flash
✓ Persistent Text - Input and output are saved when you close the popup
✓ Dark Mode - Automatically follows your system preference
✓ Keyboard Shortcut - Cmd+Enter / Ctrl+Enter to correct instantly
✓ One-Click Copy - Copy corrected text with a toast confirmation
✓ 5000 Character Limit - Perfect for emails, posts, and documents
✓ Clean UI - Minimal, distraction-free design

🔒 PRIVACY & SECURITY:
• No content scripts monitoring your browsing
• No background workers or tracking
• Zero data collection or analytics
• API keys stored only in Chrome's local storage
• Text sent to your chosen provider only when you click "Correct"
• Open source - inspect the code yourself

💰 PRICING:
The extension is FREE. You bring your own API key:
• OpenAI GPT-4o Mini: ~$0.0002-0.0005 per correction (500 words)
• Google Gemini 2.5 Flash: free tier available via Google AI Studio
• With $5 OpenAI credit: approximately 10,000 corrections

📋 HOW TO USE:
1. Click the extension icon
2. Open settings (gear icon) and choose your provider
3. Enter and save your API key
4. Select a correction mode
5. Paste your text (up to 5000 characters)
6. Click "Correct" or press Cmd+Enter
7. Copy the corrected text

OpenAI API keys: https://platform.openai.com/api-keys
Google Gemini API keys: https://aistudio.google.com/app/apikey

Perfect for students, professionals, writers, non-native English speakers, and anyone who wants error-free, polished writing.

No tracking. No subscriptions. Just better writing.