HVAC & Sheet Metal Calculator

Installs

< 1k

Rating

5.0

Rating count

< 100

Category	Tools
Developer	Calculated Industries, Inc.
Price	29.99
First release	7/30/2021 (4 years ago)
Version	10.7.17
In-app purchases	No
Contains ads	No
Content rating	Everyone
Package name	com.calculated.hvac4191.sheetmetal.hvac.calc

View on Play Store

Core Metrics

Data Breakdown

Date	Rating Count	Average Rating	Installs	Version
10/13/2025	20	5.000	682	10.7.17
10/12/2025	20	5.000	682	10.7.17
10/11/2025	20	5.000	681	10.7.17
10/10/2025	20	5.000	680	10.7.17
10/9/2025	20	5.000	679	10.7.17
10/8/2025	20	5.000	679	10.7.17
10/4/2025	20	5.000	675	10.7.17
10/3/2025	20	5.000	674	10.7.17
10/1/2025	20	5.000	673	10.7.13
9/30/2025	20	5.000	671	10.7.13
9/29/2025	20	5.000	670	10.7.13
9/28/2025	20	5.000	669	10.7.13
9/27/2025	20	5.000	669	10.7.13
9/26/2025	20	5.000	669	10.7.13
9/25/2025	20	5.000	668	10.7.13
9/23/2025	20	5.000	664	10.7.13
9/21/2025	20	5.000	663	10.7.13
9/20/2025	20	5.000	663	10.7.13
9/19/2025	20	5.000	660	10.7.13
9/4/2025	20	5.000	654	10.7.13
9/3/2025	20	5.000	653	10.7.13
9/2/2025	20	5.000	653	10.7.13
9/1/2025	20	5.000	653	10.7.13
8/31/2025	20	5.000	652	10.7.13
8/30/2025	20	5.000	651	10.7.13
8/29/2025	20	5.000	649	10.7.13
8/28/2025	20	5.000	649	10.7.13
8/27/2025	20	5.000	648	10.7.13
8/24/2025	20	5.000	645	10.7.13
6/30/2025	20	5.000	626	10.7.13
6/29/2025	20	5.000	626	10.7.13
6/28/2025	20	5.000	625	10.7.13
6/20/2025	20	5.000	621	10.7.13
6/19/2025	20	5.000	621	10.7.13
6/18/2025	20	5.000	621	10.7.13
6/17/2025	20	5.000	618	10.7.13
6/16/2025	20	5.000	617	10.7.13
6/13/2025	20	5.000	615	10.7.13
6/12/2025	20	5.000	614	10.7.13
6/9/2025	20	5.000	614	10.7.13
6/8/2025	20	5.000	611	10.7.13
5/29/2025	20	5.000	611	N/A
5/24/2025	20	5.000	603	N/A
5/22/2025	20	5.000	602	N/A
4/24/2025	20	5.000	589	N/A
4/15/2025	20	5.000	586	N/A
4/10/2025	20	5.000	582	N/A
3/10/2025	19	5.000	573	N/A
2/27/2025	18	5.000	567	N/A
2/25/2025	17	5.000	560	N/A
2/20/2025	17	5.000	560	N/A

Details

FREE Try Before You Buy trial: Google does not charge your Google Play account during the free trial.

This professional HVAC & Sheet Metal Calculator delivers advanced construction math for tackling complex calculations. This versatile tool brings dimensional math, geometry, and trigonometry to your device with trade-specific functions.

SHEET METAL FUNCTIONS
• X, Y, R (radius) calculations for sheet metal layouts.
• Theta and Segment Radius functions for complex shapes.
• Conversion between Polar and Rectangular Coordinates.
• Offset functions for "S"-shaped bends in ductwork.
• Wrapper length, centerline radius, and angle calculations.
• Air flow calculations for system performance.

TRIGONOMETRIC FUNCTIONS
• Sine, Cosine, and Tangent calculations.
• Arcsine, Arcosine, and Arctangent functions.
• ArcK Constant for Arc Length solutions.
• Laws of Cosines for non-90° triangles.
• Right-angle solutions for HVAC ductwork.
• Complete angle measurement system.

HVAC SPECIFIC CALCULATIONS
• Fan Law Functions for Test and Balance (TAB).
• CFM, RPM, SP, and BHP calculations.
• Velocity and Velocity Pressure measurements.
• FPM, VP, MPS, and KPa conversions.
• Air flow and system pressure analysis.

 CONSTRUCTION MATH FUNCTIONS
• Building dimensional format conversions.
• Area and volume calculations for any shape.
• Square-ups, slopes, rafters, and drains solutions.
• Regular and irregular hip/valley rafter lengths.
• Plumb, level, and cheek cut angle determinations.
• Complete stair layout functionality.
• Circle, column, and cone surface area and volume solutions.
• D:M to decimal degree conversions.

MATHEMATICAL CAPABILITIES
• Parenthesis operators for complex formulas.
• Order of operations with mathematical hierarchy.
• Square, cube, square root, and cube root functions.
• Scientific notation and decimal precision.
• Fraction calculations from 1/2" to 1/64".
• Standard calculator with backspace editing.
• Built-in context-sensitive Help feature.

PRACTICAL APPLICATIONS
• Dimensional math for sheet metal layout.
• Imperial and metric unit conversions.
• Arc, circle, column, and cone measurements.
• Offset calculations for ductwork.
• Air flow and velocity conversions.
• Right angle solutions for HVAC applications.
• Stair layout calculations.

TRUSTED TECHNOLOGY
Built on 30+ years of industry experience, this app delivers professional-grade reliability that technicians depend on. Using the same Construction Master dimensional calculator engine that has been the industry standard for over 30 years, it helps you tackle complex calculations with confidence.

PROFESSIONAL ADVANTAGE
Developed alongside leading industrial training organizations, this calculator brings proven tools to your device. With HVAC and sheet metal terminology consistent with trade standards, it serves both professionals and apprentices in training.

Transform your workflow with the calculator that helps top professionals increase accuracy, eliminate errors, and boost productivity with every calculation.

SUBSCRIPTION INFORMATION
Start with a free trial period. Subscriptions offered will automatically renew at the end of the chosen period. Upon purchase confirmation and completion of a free trial, payment will be charged to your Google Play account. The subscription will automatically renew unless auto-renew is turned off or the subscription is canceled in settings at least one day (24 hours) before the subscription period ends. You can manage your subscription and turn off auto-renewal in your Google Play account Settings > Account (Google ID) > Subscriptions.

TRADEMARKS
Sheet Metal/HVAC Pro™ is a trademark and Calculated Industries® is a registered trademark of Calculated Industries, Inc.

Copyright 2025

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