πŸ”€ File to Base64

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Updated: 2026-07-11
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πŸ“‚ Upload File

Upload any file (image, document, audio, video, etc.) and convert it to a Base64 data URI string. All processing happens locally in your browser.

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Click to select a file or drag & drop here

Any file type supported Β· Max 50MB Β· 100% client-side

βœ“ Copied

How to Use the File to Base64 Converter

Encode or decode with the File to Base64 Converter in three steps:

  1. Enter Your Text or Data
    Type or paste the text, string, or data you want to encode or decode into the input area. The tool supports standard text input and file upload for batch processing.
  2. Choose the Operation
    Select whether you want to "Encode" or "Decode" your data, and optionally configure any algorithm-specific parameters (such as key size or hash type).
  3. Get the Result
    The encoded or decoded output appears instantly. Click "Copy" to copy to your clipboard or "Download" to save. All processing is done locally in your browser.

❓ FAQ

What is a Base64 Data URI?

A Base64 Data URI encodes file content as a text string in the format data:[MIME];base64,[data]. It allows embedding files directly in HTML, CSS, or JavaScript without external references.

What is it used for?

Embed small icons, fonts or images into HTML/CSS to reduce HTTP requests; transfer binary data in APIs; store preview information in data URIs, etc.

Is my file uploaded to a server?

No. All conversion happens entirely in your browser. Your file never leaves your device β€” 100% private and secure.

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