RedX Construction Calculator
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| Rating | |||
|---|---|---|---|
| United States | 75%3 | 5.00 | |
| Canada | 25%1 | 5.00 | |
| United Arab Emirates | <1%0 | — | |
| Afghanistan | <1%0 | — | |
| Antigua And Barbuda | <1%0 | — | |
| Anguilla | <1%0 | — | |
| Albania | <1%0 | — | |
| Armenia | <1%0 | — | |
| Angola | <1%0 | — | |
| Argentina | <1%0 | — |
Description
The 100% FREE construction calculator. REDX CALC is the feet-inch-fraction calculator for framers, carpenters, contractors and builders: rafter, stair, roof pitch and framing math with no ads, no subscriptions and no in-app purchases.
Work the way you measure: add, cut and convert full feet-inch dimensions with fractions, and switch between imperial and metric in one tap.
FEET & INCHES MATH
Add, subtract, multiply and divide feet-inch measurements with fractions
Adjustable fraction precision
Instant conversion between yards, feet, inches, meters, cm and mm
Percent, square, square root and reciprocal functions
Memory keys and automatic calculation history
RIGHT TRIANGLES & ROOFS
Pitch, Rise, Run and Diagonal keys: enter what you know, tap to solve the rest
Hip/Valley and Jack rafter solvers
Miter angles for trim and framing
STAIRS, ARCS & CIRCLES
Stair layouts: risers, treads, stringers and the stairwell opening
Arc solver for arched openings
Circle facts, columns and cone volumes
DIMENSIONS
Length, Width and Height registers for areas and volumes
Unit-aware math keeps your results in the units you build with
KNOW-HOW BUILT IN
Step-by-step guides for the basics, roofs, stairs, circles, conversions and more
Light and dark mode
100% FREE. FOREVER.
No ads. No in-app purchases. No subscriptions. Every feature included.
Part of the RedX Apps family: RedX Decks, RedX Roof, RedX Walls and RedX Stairs.
Terms of Use
https://www.redxapps.com/terms-of-service