Comparison

Construction Master Pro Calc vs Construction Master 5 Español

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

Head to head
About

Construction Master Pro Calc

This app is a powerful construction calculator designed for professionals working with dimensions. It offers a wide range of solutions for dimensional math, right angle calculations, area and volume, and special functions, helping to improve speed and accuracy in layouts, bids, and estimates.

Highlights
  • Dimensional math and conversions
  • Right angle and rafter calculations
  • Area and volume solutions
  • Full trigonometric functions
  • Built-in user's guide and help
  • Save and share calculations
  • Project notes and attachments
Features
Read full description

FREE Try Before You Buy 14 Day Trial; your App Store account is not charged by Apple during the free trial. Rated 4.8 stars with over 1.12M downloads. The trusted construction calculator used by professionals across the US and the world. The go-to feet-inch-fraction calculator for framers, contractors, and builders. Includes Construction Master Pro and Construction Master Pro Trig in one app, with the CMPro Training Guide built in. Built with the same core engine that powers the industry-standard advanced construction-math calculators from Calculated Industries. Award-winning tools trusted by the industry for 40 years. BUILT FOR THE JOBSITE • Framers and carpenters: rafter cuts, stair layouts, lumber quantities, and framing calculations on the job • Builders and general contractors: estimates, material takeoffs, and building layouts • Concrete and masonry: footing volume, block counts, and unit conversions • Roofing contractors: bundles, squares, pitch, and slope in seconds WHY PROFESSIONALS CHOOSE CONSTRUCTION MASTER® PRO • Powerful built-in calculations make CMPro ideal for completing layouts, plans, bids, and estimates • Work in and convert between all common building dimensional formats US & Metric • Built-in right angle functions simplify square-ups, rafters, slopes, and more • Handles framing, roofing, concrete, lumber, and stair calculations in one app • Full trigonometric functions for advanced construction math BUILT-IN SOLUTIONS • Dimensional Math and Conversions • Feet-Inch-Fraction, Inch Fraction, Yards • Decimal Feet and Inches (10ths, 100ths) • Preset Fractions (1/2" through 1/64") • D:M:S, Decimal Degree Entry and Conversions • Full Metric Function (m, cm, mm) RIGHT ANGLE SOLUTIONS • Complete Right Angle/Rafter Calculations • Pitch Key (Slope and Grade) • Rise, Run, Diagonal/Common Rafter Keys • Regular and Irregular Hip/Valley & Jack Rafter Keys • Rafter Cutting Angles (Plumb, Cheek, and Level Cuts) • Stair Layouts (including – Riser Limit, Stairwell Opening, Headroom, Floor Thickness) • Rake-Wall (including Arched) AREA AND VOLUME SOLUTIONS • Square and Cubic • Roof – Bundles, Squares, 4x8 Sheets, Pitch, Plan Area • Drywall, Siding and Paneling 4x8, 4x9 and 4x12 • Column/Cone Area and Volume -- • Basic & Advanced Circular Calculations • Weight per Volume Conversions • Length, Width, and Height Keys • Blocks, Footings SPECIAL FUNCTIONS • Trigonometric Function Keys: Sine, Cosine, Tangent, Arcsine, Arccosine, Arctangent • Board Feet • Studs: Find number On-center • User-Definable Preferences • Cost per Unit (total costs based on unit price) • Equal-Sided Polygon • Compound Miters • Crown Angle • Advanced Paperless Tape APP-ENHANCED FEATURES • Ask CMPro – exact steps for any calculation. AI built on CMPro’s 40 years of proven math • CMPro Toolbelt -- quick access to every tool, customizable for your workflow • Fast Fractions Mode -- dedicated fraction keys for faster, more precise entry • Materials Mode -- streamlined estimating for drywall, roofing, lumber, and more • Project Notes -- create text or voice-to-text notes, set up folders by project or client, add attachments, and share with your crew • EZ Calcs – 100+ forms-based calculators with illustrations for framing, concrete, roofing quantities, and much more. • Searchable Help and how-to videos • Context-sensitive Help -- press and hold any function key for Help text, diagrams, and videos • Save and share calculations and outputs (e.g., cut lists) with others on your crew • Bosch GLM integration -- send measured values into live calculations or Notes SUBSCRIPTION INFORMATION Subscription automatically renews unless canceled at least 24 hours before the end of the current period. Manage or cancel in Apple account Settings > Account (Apple ID) > Subscriptions. TRADEMARKS Construction Master® and Calculated Industries® are registered trademarks of Calculated Industries, Inc. Copyright 2026

About

Construction Master 5 Español

This app is a specialized calculator for construction professionals, offering advanced functions for carpentry and building tasks. It supports various dimensional formats and provides instant help with videos and diagrams.

Highlights
  • Calculations in feet-inches-fractions
  • Converts between dimensional formats
  • Built-in right-angle solutions
  • Area and volume calculations
  • Context-sensitive help with videos
  • Save and email calculations
Features
Read full description

PRUEBA GRATIS: ¡Pruébela antes de comprar! Su cuenta no será cobrada durante el período de prueba. ¡Descargue ahora y revolucione sus cálculos de construcción! ¡Ahora completamente en español para profesionales de habla hispana! Todas las teclas, el texto en la pantalla, la guía del usuario, la ayuda y más - ¡todo en español! Ahorre tiempo y elimine errores costosos con la calculadora Construction Master 5, la herramienta preferida por los profesionales durante más de 30 años. ----- CALCULADORA DE CONSTRUCCIÓN PROFESIONAL ----- • Convierta pies-pulgadas-fracciones al instante • Resuelva problemas complejos sin conversiones manuales • Calcule ángulos, pendientes y vigas automáticamente • Determine medidas precisas para escaleras y techos • Convierta entre unidades métricas e imperiales • Cálculos precisos para trabajos de concreto ----- SOLUCIONES PARA CARPINTEROS Y PROFESIONALES ----- • Cálculos completos de ángulos rectos y vigas • Tecla de pendiente para declive y grado preciso • Altura, recorrido, vigas diagonales/comunes • Limatesa/limahoya con medidas exactas • Cabrios cortos con cálculos automáticos ----- CÁLCULOS DE CONCRETO Y MATERIALES ----- • Mediciones precisas para proyectos de concreto • Cálculos de volumen y área para construcción • Conversiones de peso por volumen para estimaciones exactas ----- CARACTERÍSTICAS MATEMÁTICAS ----- • Cálculos en pies-pulgadas-fracciones, pulgadas fraccionarias, yardas • Pies decimales, pulgadas decimales para mayor precisión • Fracciones preprogramadas (de 1/2" a 1/64") para rapidez • Funcionalidad métrica completa (metros, centímetros, milímetros) • Conversiones instantáneas entre todos los formatos ----- HERRAMIENTAS AVANZADAS ----- • Limatesa/limahoya irregular para techos complejos • Cabrios cortos irregulares para estructuras personalizadas • Diagonal para mediciones precisas • Escaleras con cálculos de código automáticos • Pared inclinada expandida para diseños únicos ----- ÁREAS Y VOLÚMENES ----- • Cálculos cuadrados y cúbicos instantáneos • Mediciones circulares básicas con un toque • Conversiones de peso por volumen para materiales • Determinación de cantidades de material • Estimaciones precisas para presupuestos ----- FUNCIONES ESPECIALES ----- • Pies tablares para ordenar madera con precisión • Preferencias configurables según sus necesidades • Retroceso rápido - deslice un dedo para editar • Costo por unidad con totales automáticos • Cinta digital avanzada compartible vía email • Función de memoria para cálculos frecuentes ----- EXCLUSIVO PARA LA APP ----- • Tecla de retroceso para editar ingresos con deslizar • Ayuda contextual - presione cualquier tecla para ayuda • Diagramas explicativos y videos tutoriales • Almacene cálculos o envíelos por email a su equipo • Guía completa del usuario incorporada Ideal para constructores, contratistas, diseñadores, fabricadores, carpinteros y personas diestras en el bricolaje. Complete diseños, planos, ofertas y presupuestos con precisión en el campo, oficina o camión. Trabaje con confianza en todos los formatos dimensionales de construcción con la calculadora más confiable en español. ¡Descargue ahora y aumente su productividad en la obra! INFORMACIÓN DE SUSCRIPCIÓN Los primeros 7 días son gratis. Las suscripciones ofrecidas se renovarán automáticamente al final del período elegido. El pago se cargará a su cuenta de Apple tras la confirmación de la compra. La suscripción se renovará automáticamente a menos que se desactive la renovación automática o se cancele la suscripción en la configuración al menos un día (24 horas) antes de que finalice el período de suscripción. Puede administrar su suscripción y desactivar la renovación automática en Configuración de su cuenta Apple > Cuenta (ID de Apple) > Suscripciones. MARCAS REGISTRADAS Construction Master® y Calculated Industries® son marcas registradas de Calculated Industries, Inc. Copyright 2025

Screenshots

Construction Master Pro Calc4 screens
Construction Master 5 Español4 screens

Verdict

The call

The clearest difference is ratings volume: Construction Master Pro Calc at 40K against Construction Master 5 Español's 561. Construction Master Pro Calc also leads on update cadence (every 3 weeks vs every 2 months) and chart position (#44 vs unranked). Construction Master 5 Español's advantage is iOS requirement (11.0 vs 15.0). On price, rating, ads and in-app purchases 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. Construction Master Pro Calc sells 12 in-app purchases, starting at $3.69 per month and Construction Master 5 Español sells 2 in-app purchases, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 4.8 for Construction Master Pro Calc against 4.8 for Construction Master 5 Español. That said, the two scores are not equally well evidenced: Construction Master Pro Calc has 40K ratings behind it against 561, so its average is the more settled of the two.

UpkeepUpdate frequency

Construction Master Pro Calc ships an update every 3 weeks, Construction Master 5 Español every 2 months. Both last shipped on September 25, 2026.

Scorecard4 real differences · 7 level
Construction Master Pro Calc versus Construction Master 5 Español: the parameters behind the verdict, then further details
ParameterConstruction Master Pro CalcConstruction Master 5 Español
PriceFreeFree
Rating4.8 (40K ratings)4.8 (561 ratings)
Positive reviews60.1% of reviews—
Number of ratings40K — better561
Update frequencyEvery 3 weeks — betterEvery 2 months
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
Best chart rank#44 — better—
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.011.0 — better
Further details — not scored
Size111 MB45 MB
Age rating12+12+
DeveloperCalculated IndustriesCalculated Industries

Customer experience

Construction Master Pro Calc

All ratings39,604 ratings
Positive96.4%
Neutral1.2%
Negative2.3%
Written reviews321 reviews
Positive60.1%
Neutral5.3%
Negative34.6%

Construction Master 5 Español

All ratings561 ratings
Positive94.5%
Neutral1.6%
Negative3.9%

Bugs and requests

Construction Master Pro Calc

Reported bugs

3 issues
  • Crashes or freezes on certain devices
  • Calculation errors in some scenarios
  • Inconsistent behavior after updates

Requested features

5 requests
  • Add metric unit support
  • Offer one-time purchase option
  • Improve backup and data transfer
  • Add more customization options
  • Enhance overall user experience

Construction Master 5 Español

Not enough reviews yet to summarise bugs or requests.

In-app purchases

12 purchases

Construction Master Pro Calc

Subscriptions12
  • 1 Month Full Access7 Days trial2 variants$3.691 Month
  • 1 Month Full Access14 Days trial4 variants$4.991 Month
  • 1 Month Full Access7 Days trial$4.991 Month
Show 9 more
  • 1 Month Full Access1 Month trial$4.991 Month
  • CMPro Full Access7 Days trial$9.991 Year
  • 6 Months Full Access7 Days trial$19.996 Months
  • 1 Year Full Access7 Days trial$19.991 Year
  • 1 Year Full Access7 Days trial2 variants$29.991 Year
  • 1 Year Full Access14 Days trial4 variants$39.991 Year
  • 1 Year Full Access7 Days trial$39.991 Year
  • 1 Year Full Access1 Month trial$39.991 Year
  • 1 Year Full Access3 Months trial$39.991 Year
2 purchases

Construction Master 5 Español

Subscriptions2
  • 1 mes de acceso completo7 Days trial$2.991 Month
  • 1 año de acceso completo7 Days trial$24.991 Year

Questions

Is Construction Master Pro Calc free?
Construction Master Pro Calc is free to download, with in-app purchases available.
Is Construction Master 5 Español free?
Construction Master 5 Español is free to download, with in-app purchases available.
Which has better reviews, Construction Master Pro Calc or Construction Master 5 Español?
Construction Master Pro Calc and Construction Master 5 Español are both rated 4.8 out of 5 on the App Store, from 40K and 561 ratings respectively.
Do Construction Master Pro Calc or Construction Master 5 Español have ads?
Neither Construction Master Pro Calc nor Construction Master 5 Español shows ads.
Which is updated more often, Construction Master Pro Calc or Construction Master 5 Español?
Construction Master Pro Calc ships an update every 3 weeks, and Construction Master 5 Español every 2 months. Most recently, Construction Master Pro Calc was updated on September 25, 2026 and Construction Master 5 Español on September 25, 2026.

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