Base64
Encode plain text to Base64 or decode Base64 back to text.
Direction
Options
Details
ModeEncode
Input size0 B
Output size0 B
EncodingStandard
About this tool
Encode plain text to Base64 or decode Base64 strings back to readable text. Useful for APIs, data URIs, email attachments, and debugging encoded payloads.
How to use
- Paste text to encode, or a Base64 string to decode.
- Select encode or decode mode.
- Copy the result for use in your project or application.
Frequently asked questions
- What is Base64 encoding?
- Base64 represents binary data as ASCII text using 64 printable characters, commonly used in web APIs and data transfer.
- Can I decode invalid Base64?
- The tool reports decoding errors when the input is not valid Base64, helping you fix malformed strings.
- Is Base64 encryption?
- No. Base64 is an encoding scheme, not encryption. Do not use it to protect sensitive secrets.