Base64 to PDF Converter
Convert Base64 strings back to PDF files
How to Decode Base64 to PDF
- 1Paste your Base64 encoded PDF string
- 2Remove any data URL prefix if present
- 3Click decode or download button
- 4Save the PDF file to your device
When to Use
Extract from APIs
Retrieve PDF documents from Base64-encoded API responses
Decode Attachments
Convert Base64-encoded email attachments back to PDFs
Database Recovery
Extract PDF files stored as Base64 in databases
Debug Transfers
Inspect and debug PDF transmission issues in applications
Frequently Asked Questions
How to convert Base64 to PDF?
Paste your Base64 string into our tool and click download. The PDF file will be decoded and saved to your device.
What if my PDF is corrupted?
Verify that the Base64 string is complete and hasn't been truncated. Missing characters can corrupt the decoded PDF.
Can I preview the PDF before downloading?
The PDF downloads directly. Some browsers may show a preview in the download bar or separate PDF viewer.
Is it safe to decode PDFs?
Yes, all decoding happens in your browser locally. Your data never leaves your device.
Decoding Tips
- ✓Ensure the Base64 string is complete (no truncation)
- ✓Remove data URL prefixes like "data:application/pdf;base64,"
- ✓Verify the PDF opens correctly after conversion
- ✓Check for encoding errors if the PDF appears corrupted