TypoGuard - AI Spell Check & Correction by TypoGuard

AI-powered spell checker for any text field with logic based on Google's "Did you mean?".

Some features may require payment

Available on Firefox for Android™

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About this extension

TypoGuard is an AI-powered spell checker and grammar assistant that works inside the text fields you actually use every day.

Inspired by Google's familiar "Did you mean?" experience, TypoGuard automatically detects and corrects typos and grammar mistakes as you type — silently, in the background, before you hit send.

Compatible with:
ChatGPT · Gmail · Claude · Google Gemini · Facebook Messenger · Google Messages · Airbnb · Booking Extranet

Free plan: 100 AI-powered corrections per month. No account, no credit card, no setup.

Premium plan: Up to 5,000 corrections per month, plus support for additional languages including Spanish, French, German, and Greek.

Powered by Google Gemini AI for accurate, context-aware corrections — not just basic dictionary matching.

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TypoGuard - AI Spell Check & Correction by TypoGuard

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