Question 1

What is Base64 encoding?

Accepted Answer

Base64 is a binary-to-text encoding scheme that represents binary data using 64 printable ASCII characters. It is commonly used to embed binary data in text formats like JSON, XML, or HTML.

Question 2

Is my data safe?

Accepted Answer

Yes. All encoding and decoding happens in your browser. Your text and files never leave your device.

Question 3

Can I encode files to Base64?

Accepted Answer

Yes. Upload any file up to 2MB and get its Base64 representation. Useful for embedding images in CSS or HTML.

Question 4

What is the maximum input size?

Accepted Answer

Up to 2MB for file encoding. For text, up to 500KB.

Question 5

Can I decode Base64 back to a file?

Accepted Answer

For text Base64, yes — you get the decoded text. For binary files encoded as Base64, the tool shows the decoded text representation.

Base64 Encode / Decode

Frequently Asked Questions

Related Tools

Frequently Asked Questions