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Base64 Encoder / Decoder
Encode any file to a Base64 text string, or decode a Base64 .txt file back to the original binary. Switch between Encode and Decode modes, upload your file, and download the result. No data ever leaves your device.
🔒 Processing happens in your browser — files are never uploadedFree · No sign-up required
How to Use
- 1Choose Encode to convert a file to Base64, or Decode to reverse the process.
- 2Upload your file.
- 3Download the result.
Why use ShowPro's Base64 Encoder / Decoder?
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100% Private
Files never leave your browser. Zero server uploads.
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Instant Results
Processing happens locally — no waiting for uploads.
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Completely Free
No account needed. Use 5 times per day, always free.
Frequently Asked Questions
Is my file uploaded anywhere?
No. All encoding and decoding is done entirely in your browser.
What file types can I encode?
Any file type — images, PDFs, binaries, or text files.