ToolboxVN
Your data never leaves your device.
All tools process your input locally in the browser using JavaScript, Web Crypto, or Canvas. Nothing you type, paste, or upload is sent to any server by ToolboxVN.
Preferences such as theme, language, favorites, and recently used tools are stored only in your browser's localStorage. Clearing your browser data removes them completely.
Third-party scripts on this site are limited to advertising (Google AdSense) and anonymous analytics, each governed by its provider's own policy.