Weight Calculator

Batch Convert (Local — no upload)

Drop a CSV/TXT file or paste lines like: 72.5,kg or 150:8,lb or 11:6,st.
Choose a target unit and process entirely in your browser.

Target unit

Batch file

Drag & drop CSV/TXT here, or click to paste lines

Format per line: value,unit (e.g., 3250,g, 150:8,lb).

Exact constants: 1 kg = 1000 g; 1 lb = 453.59237 g; 1 oz = 28.349523125 g; 1 st = 14 lb.
Convert by turning everything into grams, then into the target unit.
Composite inputs: lb:oz (e.g., 150:8) and st:lb (e.g., 11:6) are accepted.
Precision: Outputs are shown to 6 decimals; constants are standard avoirdupois.
Batch mode: CSV/TXT processed locally; nothing is uploaded.

Examples