Active Converter
PDF to Base64
Convert PDF documents into Base64 strings suitable for API requests, database fields, or download workflows.
Processing
Fully client-side
Output
Copy or download instantly
Privacy First
Your data stays with you.
Base64 Studio runs entirely in your browser. We do not upload, store, or retain your files, text, or decoded content on our servers, so your conversions remain private and under your control.
Processing
100% client-side
Storage
No server-side retention
Upload PDF
Convert a PDF document into a Base64 data URL for APIs, storage workflows, or transfers.
PDF Preview
Verify the selected document and its size before you export the encoded string.
Base64 Output
The encoded PDF remains local to your browser and is ready to paste into forms, APIs, or text files.
Upload a PDF to generate the Base64 output.