Browser Extensions
Use Base64 tools directly in your browser. No need to open web pages, just right-click on selected text to convert.
Privacy First
All conversions are done locally without uploading any data, protecting your privacy
One-Click Convert
Right-click on selected text to convert, supports bidirectional encoding/decoding
Offline Available
Works completely offline after installation, no internet connection needed
Rating 4.8
Over 100,000 user reviews, continuous updates and maintenance
Download Extension
Chrome
120M+ users
Edge
60M+ users
Firefox
30M+ users
Opera
10M+ users
Feature Preview
Context Menu
Right-click on selected text to see conversion options
Popup Window
Click extension icon to open feature panel
Keyboard Shortcuts
Supports Ctrl+Shift+E to encode, Ctrl+Shift+D to decode
Installation Guide
Download Extension
Click the download button above to get the Chrome extension package (.crx)
Open Extensions Page
Enter chrome://extensions/ in the Chrome address bar and press Enter
Enable Developer Mode
Turn on "Developer Mode" in the top right corner of the page
Drag to Install
Drag the downloaded .crx file to the extensions page to install