Comparison

BuildCalc vs RedX Construction Calculator

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

BuildCalc

Features
Read full description

BuildCalc Pro is the free, no-ads construction calculator built for contractors, electricians, carpenters, and DIY pros. No subscriptions. No ads. Just fast, accurate calculations on the job site. CONCRETE - Slab calculator: cubic yards, cubic feet, and bag count - Column and tube calculator - Strip footing estimator FRAMING - Wall stud calculator (12", 16", 24" OC spacing) - Drywall sheet estimator - Lumber board feet calculator ROOFING - Shingle calculator with pitch multiplier - Roofing squares and bundle count ELECTRICAL - Ohm's Law: solve for any 2 of Voltage, Current, Resistance, or Watts - Wire gauge size guide - Conduit fill percentage with NEC pass/fail Privacy Policy: https://launchfast.live/buildcal/privacy.html Terms of service: https://launchfast.live/buildcal/terms.html

About

RedX Construction Calculator

This free utility app performs complex calculations for construction professionals. It handles feet-inch-fraction math, roof pitches, stair layouts, and unit conversions with ease. Offers step-by-step guides and both light and dark modes.

Highlights
  • Feet-inch-fraction math
  • Roof pitch and rafter solvers
  • Stair layout calculations
  • Unit conversion (imperial/metric)
  • Area and volume calculations
  • Step-by-step guides
Features
Read full 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

Screenshots

BuildCalc3 screens
RedX Construction Calculator4 screens

Verdict

The call

The clearest difference is iOS requirement: RedX Construction Calculator at 13.0 against BuildCalc's 15.1. On price, ads, in-app purchases and device support there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Scorecard1 real difference · 8 level
BuildCalc versus RedX Construction Calculator: the parameters behind the verdict, then further details
ParameterBuildCalcRedX Construction Calculator
PriceFreeFree
Rating—4.8 (37 ratings) — better
Positive reviews—100.0% of reviews
Number of ratings—37 — better
AdsNoNo
In-app purchasesNoNo
Monetization—Free
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.113.0 — better
Further details — not scored
Size25 MB19 MB
Age rating4+4+
DeveloperLee Han shengRedX Technology Inc

In-app purchases

None

BuildCalc

No in-app purchases

None

RedX Construction Calculator

No in-app purchases

Questions

Is BuildCalc free?
BuildCalc is free to download, with no in-app purchases.
Is RedX Construction Calculator free?
RedX Construction Calculator is free to download, with no in-app purchases.
Do BuildCalc or RedX Construction Calculator have ads?
Neither BuildCalc nor RedX Construction Calculator shows ads.

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