What this tool does
File to Base64: free online File tool with clear controls, private processing where supported and verifiable results.
Input and output
Encode file: one file → the File to Base64 result, which you can copy and download when the tool produces a file
How to use File to Base64
- Provide one file.
- Leave Output at its default "data-uri" or choose another value.
- Leave Line wrapping at its default "none" or choose another value.
- Press "Encode file" and review the result in the panel on the right.
- Download or copy the File to Base64 result, which you can copy and download when the tool produces a file.
Settings
Privacy and limitations
- File to Base64 runs entirely in your browser: the input is not uploaded, so it never leaves your device.
- Output: the File to Base64 result, which you can copy and download when the tool produces a file.
- Results depend on valid input and on the limits declared by each field above; this page does not promise a fixed processing time or file size.
Frequently asked questions
- Is my data uploaded when I use File to Base64?
- No. This tool runs entirely in your browser, so the input stays on your device and is not uploaded.
- Which input does it accept?
- It accepts one file.
- What do I get back?
- After you press "Encode file" the result panel shows the File to Base64 result, which you can copy and download when the tool produces a file, which you can copy or download.
- Can I change the settings?
- Yes. The page exposes Output (Data URI, Raw Base64, Both); Line wrapping (None, 76 characters, 64 characters).
