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File to Base64

Convert any file to Base64 or a data URI — in your browser.

📄Click to choose a file or drop it hereAny file — encoded entirely in your browser, never uploaded.

🔒 The file is read locally with the FileReader API — it never leaves your device.

🔒 Files stay on your device: conversion happens entirely in your browser using the FileReader API — your file is never uploaded to any server, unlike many other online converters.

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