Type Base64 above or plain text below; both stay in sync. Processing is in-memory only—no data stored in the URL.
Text encoding:
Waiting for input…
How it works: Choose a text encoding (UTF-8, UTF-16 LE/BE, or ASCII). Your plain text is converted to bytes with that charset, then Base64-encoded for the top box. Typing in either box updates the other locally; nothing is written to the URL for privacy.