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Feet, inch & fraction converters

Exact conversions a carpenter actually reaches for. No rounding drift, no sign-in.

Inch fraction → decimal (63) Inches → feet (120) Add inch fractions (120)

The same math, offline

Every calc, on your tape measure — even with no signal.

TapeMath for iPhone runs this exact engine offline, adds rafters, stairs, studs, pitch and a paperless tape, and the key layout your thumbs already know. $9.99 once — no subscription, ever.

See the app

Coming soon — TapeMath is in final App Review. Meanwhile, use the free web calculator →