Free browser utility
Base64 Encode and Decode Online Free
Encode plain text to Base64 or decode Base64 back to readable text without uploading content.
Base64 encodeBase64 decodeUnicode-safe text
FREE browser utility
Base64 Encode Decode
Encode and decode Base64 text locally in your browser.
How to use this tool
- 1
Paste text or Base64.
- 2
Choose encode or decode.
- 3
Copy the output.
Is my text uploaded to a server?
No. These utility tools run locally in your browser and do not upload or store the text you enter.
Is this tool free?
Yes. The browser utility tools on Cobalt Tools are free to use.
Can this decode files?
V1 is for text only. It does not upload files or decode binary file attachments.
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