Base64 Decoder
Decode Base64 encoded strings back to plain text
Base64 Decoder Online
Our Base64 decoder converts Base64 encoded strings back to their original text or data. This is useful for reading encoded API responses, decoding JWT token payloads, or viewing embedded data URLs.
When to Use Base64 Decoding
- Decoding JWT token payloads to read claims
- Reading Base64-encoded API responses
- Decoding email attachment data
- Converting data URLs back to text