Convertly is a simple and practical browser extension that automatically detects units in selected text and instantly converts them to your preferred system.

Features

Auto-detection

Select any number with a unit (e.g., '12 inch') and the conversion (e.g., '30.48 cm') appears instantly.

Unit Preferences

Choose your preferred units for length (cm, m, ft...) and volume (ml, l, gallons).

Easy to Use

Works right after installation. No extra clicks; just select and see results.

Works Everywhere

Whether you're reading articles, specs, or manuals, conversions are right there.