Decode Base64 to file

Decode strict Base64 into a genuine downloadable file.

Local processing · Nothing is uploaded · Maximum 10 MB per file

Input & settings

Ready. Enter your input to begin.

How to use this tool

Decode strict Base64 into a genuine downloadable file.

Limits and behavior

Results are generated in your browser, not uploaded to CraftAI. Inputs are size-limited and validated. Decode strict Base64 into a genuine downloadable file. Enter your own input, adjust settings, then process. Inspect and save the generated result. Reset or cancel to clear results. Accepts canonical padded standard Base64, up to 28 MB encoded input. A decoded file is not assumed safe.

Turn Base64 encoded data into a file

Paste valid Base64 data to recover its original bytes and save a file using a selected safe filename.

Is Base64 a security or antivirus check?

No. Decoding does not establish that the resulting data is safe. Inspect files from unfamiliar sources.

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