# Base64 Encoder Decoder

> Base64 encoder decoder: encode any text to Base64 or decode Base64 strings and images instantly. Free, private, runs locally in your browser, no signup.

- **Canonical URL:** https://boringtoolskit.com/base64-tool/
- **Category:** Converters
- **Evidence level:** authored-methodology
- **Reviewed:** July 26, 2026
- **Last verified:** 2026-10-12
- **Privacy:** Inputs and results stay in this browser unless the page clearly labels an external request.

## Common questions

### What does base64 encode decode do?

Base64 encode decode converts text or binary data into a Base64 string (encoding) and reverses it back to the original format (decoding), all directly in your browser.

### Is my data safe when using this base64 encode decode tool?

Yes. This is a no-signup, browser-based tool. Your data is never uploaded to a server or stored anywhere ,  encoding and decoding happen entirely on your device.

### Do I need to create an account or install anything to use base64 encode decode?

No. There is no signup, no installation, and no software to download. Simply open the tool in your browser, paste your text, and encode or decode instantly.

## Sources

- [Calculation methodology](/methodology/)
- [Quality evidence and verification standard](/quality-evidence/)

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