Text Tools
Base64 Encoder / Decoder
Encode text to Base64 or decode Base64 strings back to plain text. Browser-based — data never sent to any server.
🔒 Runs in your browser — files never leave your device
🔐 Input
About Base64 Encode Decode
Base64 is used in JWT tokens, data URIs, API auth headers and JSON payloads. Our converter handles encoding and decoding in your browser.