About this tool:

1. HEX (hexadecimal) is a base-16 number system using digits 0-9 and letters A-F.
2. Base64 encodes binary data into 64 printable characters for safe text transport.
3. This tool converts safely between hexadecimal and Base64 representations.
4. All conversions run locally in your browser. No data is collected.
5. Supports large texts (within browser limits).