How to use it
- Paste your input or choose a file from this device.
- Run the conversion and review the detected type or preview.
- Copy the result or download it for your project.
Built for Base64 PDF data
For best results, paste either plain Base64 beginning with the PDF signature payload or a complete application/pdf Data URL.
No registration, watermark, queue, or server upload is required.
Use Base64 wisely
Base64 is ideal for text-only APIs, small embedded assets, test fixtures, and portable documents. It increases payload size, so external files are usually better for large public assets.
Decode Base64 PDF data
Use this page when you receive a Base64 PDF string from an API response, log, database export, or Data URL.
- Paste either plain Base64 or a complete application/pdf Data URL.
- Download the reconstructed PDF locally without sending the content to a server.
- Use the validator first if copied Base64 may have missing padding or whitespace.