Base64 Encode
Instant results, right in your browser.
The Base64 Encode tool converts plain text or data into Base64 format instantly, directly in your browser. Paste your input and get properly encoded output ready to embed anywhere Base64 is required.
Base64 encoding is widely used to safely embed binary data or special characters inside text-based formats like JSON, HTML, URLs and email attachments.
How to Encode to Base64
- Paste your text into the input box
- Click Encode
- Copy the Base64 result
Best Practices
- Remember Base64 is an encoding, not encryption — it does not protect sensitive data
- Verify the encoded output decodes correctly if it will feed into critical systems
This tool is free to use with no signup required.
Frequently Asked Questions
Is Base64 encoding secure?
No — Base64 is an encoding scheme, not encryption. It is reversible by anyone and should never be used to protect sensitive data.
Is my data sent to a server?
No, encoding happens entirely in your browser using JavaScript. Your data is never uploaded or stored.
