Developer Tools
Base64 Encoder & Decoder
Encode text to Base64 or decode Base64 back to text. Handles Unicode correctly. All processing in your browser.
Frequently asked questions
What is Base64?
Base64 is an encoding scheme that converts binary data into ASCII text using 64 printable characters. It is commonly used to embed images in HTML or send binary data through text-only channels.
Is Base64 encryption?
No. Base64 is encoding, not encryption. Anyone can decode it. Do not use it to hide sensitive information.
Does this support Unicode?
Yes. This tool correctly encodes and decodes UTF-8 strings including emoji and non-Latin characters.