Local Processing
Text you paste, and content extracted from TXT, DOCX, PDF, Excel, and similar files, is read and converted in your current browser. JianFan.app does not upload that text or those files to our servers for processing.
Privacy Statement
JianFan.app Privacy Statement
Last updated: July 18, 2026. JianFan.app is a browser-local Chinese Simplified and Traditional conversion tool.
Information We Do Not Actively Collect
JianFan.app currently does not require accounts and does not actively collect your name, email address, conversion text, uploaded file content, or conversion results.
Local Preferences
To remember choices such as interface language, the site may store a small amount of preference data in your browser. You can remove it by clearing site data in your browser.
Third-Party Resources
To load the conversion engine and file parsing features, pages may request OpenCC and related browser scripts from a CDN. The CDN provider may process IP addresses, browser information, and request logs under its own policies.
Security Note
Although conversion runs locally in the browser, you should evaluate your browser, device, and network environment before processing highly sensitive, regulated, or confidential text.
Updates
If site features, resource loading, or data handling changes, we will update this page and show the new update date above.