Last Updated: December 20, 2025
Flash Translate is committed to protecting your privacy. This extension uses Chrome's built-in Translator API to provide on-device translation without sending your data to external servers.
- Selected Text: When you select text on a webpage, the extension reads that text to provide translation. This text is processed locally on your device using Chrome's built-in Translator API.
- Active Tab: The extension requires access to the current tab to detect text selection and display the translation popup.
- Language Preferences: Your source and target language settings are stored in
chrome.storage.syncto maintain your preferences across devices where you're signed into Chrome. - Site Exclusion Settings: URL patterns for sites where you've disabled translation are stored in
chrome.storage.syncand synced across devices where you're signed into Chrome.
- We do NOT collect, transmit, or store any personal information
- We do NOT use analytics or tracking services
- We do NOT send your text or translations to external servers
- We do NOT share any data with third parties
Flash Translate relies on Chrome's built-in Translator API, which is designed to perform translation on-device without transmitting user text to external servers.
activeTab: Required to read selected text on the current page and display the translation popupstorage: Required to save your language preferences and sync them across your Chrome browsers
- Language preferences are stored indefinitely in Chrome's sync storage until you change them or uninstall the extension
- No translation history or text content is retained after translation
This extension does NOT use any third-party services, APIs, or analytics tools. All functionality is provided through Chrome's built-in APIs.
We may update this privacy policy from time to time. Any changes will be reflected in the "Last Updated" date above.
If you have questions or concerns about this privacy policy, please open an issue on our GitHub repository: https://github.com/yoshikouki/flash-translate/issues
You can:
- Stop using the extension at any time by disabling or uninstalling it
- Clear your stored preferences by resetting the extension settings
- Review the source code at https://github.com/yoshikouki/flash-translate