Browser-only conversion tool
Binary Encoder / Decoder
Convert text to its binary (base-2) representation or decode binary strings back to readable text. Supports UTF-8 multi-byte and ASCII single-byte encoding. Everything runs locally.
Local processingUTF-8 & ASCII.txt file support
How it works
Each character is converted to its byte value(s), then each byte is written as 8 binary digits. Spaces separate each byte for readability.
Workspace
Configure conversion.
Drag and drop a .txt file to load its contents into the input field.
Output
Result and metadata.
Mode
encode
Input bytes
0
Output chars
0
Binary output is space-separated: each group of 8 digits represents one byte. UTF-8 characters outside ASCII may use 2–4 bytes each.