Base64 Decoder
Paste a Base64 string and get the original text or binary data back.
Summary
Paste a Base64 string and get the original text or binary data back.
How it works
- Paste the Base64-encoded string
- Choose text or binary output
- Click Decode
- Copy the result or download the file
Use cases
- Inspecting JWT payload without a decoder
- Recovering images embedded in CSS data URIs
- Debugging Base64-encoded API credentials
Frequently Asked Questions
Last updated: 2026-06-09 ·
Reviewed by Nham Vu