Base64 Encode · Decode

Convert text ↔ Base64. Handles Unicode (UTF-8) safely.

What is Base64?

An encoding that represents data using 64 printable characters. Common in email, data transfer and config values.

Does it handle Unicode?

Yes — it encodes/decodes as UTF-8, so non-ASCII text stays intact.

What if the Base64 is invalid?

If it can't be decoded, an "Invalid Base64" message is shown.