Base64 Encoder - Encode & Decode Base64 Online Free

Encode and decode Base64 strings securely online. Perfect for developers, data transmission, and web development. No registration required.

Last Updated: 2024-01-15

About Base64

Base64 is a binary-to-text encoding scheme that represents binary data in ASCII format.

Common uses:

  • Email attachments
  • Data URLs in web development
  • API data transmission
  • Configuration files

Frequently Asked Questions

What is Base64 encoding?

Base64 is a binary-to-text encoding scheme that represents binary data in ASCII format using 64 characters.

When should I use Base64?

Base64 is commonly used for email attachments, data URLs in web development, API data transmission, and configuration files.

Is Base64 encoding secure?

Base64 is not encryption - it's just encoding. Anyone can decode Base64 data, so don't use it for sensitive information.

What file types can I upload?

You can upload text files (.txt) to encode or decode their contents.