A feet-inch calculator for builders. Every fraction worked out exactly, and proved on the ruler.

1. 01
   Feet, inches, sixteenthsType 7′ 3 5/8″ the way you read the tape. Round to anything from 1/2″ to 1/64″, and see how far the answer was rounded.
2. 02
   A tape that keeps your workEvery answer lands on the tape. Tap a line to use it again; hold it to copy.
3. 03
   Builder keys with ProRafters, stairs, board feet and material takeoff, saved jobs and export. A one-time purchase, no subscription.