8 free calculators for plumbers, electricians, tilers and DIYers. Pipe sizing, concrete volume, electrical load, wire gauge, roof pitch, tile quantity, paint coverage and stud spacing. No login, no ads, metric and imperial, works offline. Also available in Spanish, French and German.
Built this for tradespeople who need quick, reliable calculations on site. Covers pipe sizing, concrete, electrical load, wire gauge, roof pitch, tiles, paint and stud spacing — free, no login, works offline. Metric and imperial. Would love feedback from anyone in the trades!
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