Mixed Spacing Calculator

Space items of different widths across one measured run—without rebuilding a spreadsheet for every layout. Enter the total run and each item's actual width. Mixed Spacing Calculator immediately gives you one equal clear gap plus the exact start, center and end mark for every item. BUILT FOR MIXED-WIDTH WORK • Give every item its own width • Keep equal gaps at both outer edges • Or place the first and last items flush to the ends • Read start, center and end marks from one zero point • Enter common mixed fractions such as 1 1/2 or 3/4 • Round inch results to reduced fractions as precise as 1/64 • Switch between inches and millimeters • Preview the run with a proportional diagram • Copy a clean mark list • Save recent layouts locally PRIVATE AND DEPENDABLE No account. No ads. No tracking. No network connection. Saved layouts remain on your device. The app performs deterministic layout arithmetic. Confirm the physical run and every item width from the same reference edge before marking, drilling or installation. One paid download. No subscription and no in-app purchases.