PDF Mikata

Convert Files and Base64

When you need a file as text for an email or code.

Your files are never uploaded. Everything is processed on this device.

  1. 1Choose a direction
  2. 2Add a file or text
  3. 3Use the result
Convert

Files and text are converted on this device. Nothing is sent anywhere.

Done

🔒 Your files are never sent to an external server. Everything is processed safely inside this browser.

How to use

  1. Choose File → Base64 or Base64 → File under "Convert".
  2. Select a file, or paste Base64 text.
  3. Copy the result or save it as a file.

How it works

  • A file can be turned into Base64 text and embedded in an email or a program.
  • Choosing "data URL" lets you use it directly in HTML, for example as an image.

Notes

  • Files can be up to 20 MB.
  • Base64 is not encryption. It cannot hide secret information.

FAQ

Are my files uploaded anywhere?

No. Everything is processed inside the browser on your device.

What is Base64?

A way of writing the contents of a file using only letters, digits and a few symbols.

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Guides for this tool

How to Convert a File to Base64 (Free)How to Turn Base64 Back into a FileEmbedding an Image in HTML as a Data URLWhat Is Base64?How Large a File Can Be ConvertedIs My File Uploaded?When the Base64 Cannot Be Read

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