Encode text to Base64 or decode Base64 back to text — instantly.
Everything runs in your browser — nothing is uploaded or stored on any server.
Select Encode (text → Base64) or Decode (Base64 → text).
Type or paste text — conversion happens instantly.
Encoded or decoded result shown in a copyable textarea.
Hit Copy to save the result to clipboard.
Built for real work — no subscriptions, no watermarks, no surprises.
Both directions in one tool — no switching pages.
Converts as you type — no button needed.
Text never leaves your browser.
Used daily for API keys, tokens, and data URIs.
One click to copy the full encoded or decoded result.
No sign-up, no limits.