FieldCalc Pro
NEC, ASHRAE & IRC Calculators
Free · In‑App Purchases · Designed for iPad. Not verified for macOS.
28 code-compliant calculators for electricians, HVAC techs & contractors. Now with code references, batch calculations, job-site photos & CSV export. Try Pro free 7 days.
FieldCalc Pro puts 28 professional trade calculators in your pocket — built for the job site, referenced to real codes, and 100% offline.
ELECTRICAL (NEC 2023)
Ohm's Law, Voltage Drop, Wire Sizing with DLO cable & parallel conductor support, Conduit Fill, Load Calculator, Motor FLA, Transformer Sizing, Breaker & Fuse Sizing, Power Factor Correction.
HVAC (ASHRAE)
BTU Heat Load, CFM Airflow, Duct Sizing, Equipment Sizing, Refrigerant Charge, Ventilation Rate (ASHRAE 62.1), Psychrometric, Heat Exchanger, Cooling Tower.
CONSTRUCTION (IRC / ACI)
Concrete Volume, Paint Coverage, Lumber Framing, Drywall Estimator, Roof Pitch & Area, Gravel & Aggregate, Brick & Block, Rebar Spacing (ACI 318-19), Staircase (IRC R311.7), Tile Estimator.
EVERY CALCULATOR SHOWS ITS CODE
Each result cites the applicable standard and edition year. Compliance badges show whether a calculator is code-compliant, standards-referenced, or an estimation tool. Wire sizes display both AWG/kcmil and mm² for international use.
PRO FEATURES
- All 28 calculators unlocked
- Job-site photo attachments (up to 3 per calculation)
- Batch calculations — compare up to 20 scenarios side by side
- PDF reports with your company logo and license number
- CSV export for estimating and documentation
- Imperial/metric toggle on all results
- Calculation history with search and trade filter
- Unlimited projects
- iCloud sync across devices
FREE FEATURES
- 6 calculators (2 per trade) with full code references
- Unit converter with AWG-to-mm², HP-to-kW, and more
- 1 project
- Works 100% offline — no account, no internet, no tracking
BUILT FOR THE FIELD
- Large touch targets for gloves and sunlight
- Input memory remembers your last values
- Haptic feedback on calculations and compliance results
- Spotlight search — find any calculator from your home screen
- Quick Actions — jump to recent calculators from the app icon
Start with a 7-day free trial. $4.99/month or $49.99/year after trial.
Support URL:
https://www.bytecovesoftware.com/fieldcalc/support
Marketing URL:
https://www.bytecovesoftware.com/fieldcalc
Privacy Policy URL:
https://www.bytecovesoftware.com/fieldcalc/privacy
Ratings & Reviews
- This app hasn’t received enough ratings or reviews to display an overview.
The developer, Troy Bearden, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .
Data Not Collected
The developer does not collect any data from this app.
Accessibility
The developer has not yet indicated which accessibility features this app supports. Learn More
Information
- Seller
- Troy Bearden
- Size
- 2.5 MB
- Category
- Utilities
- Compatibility
Requires iOS 18.6 or later.
- iPhone
Requires iOS 18.6 or later. - iPad
Requires iPadOS 18.6 or later. - Mac
Requires macOS 15.6 or later and a Mac with Apple M1 chip or later. - Apple Vision
Requires visionOS 2.6 or later.
- iPhone
- Languages
- English
- Age Rating
4+
- 4+
- In-App Purchases
Yes
- FieldCalc Pro Yearly $49.99
- FieldCalc Pro Monthly $4.99
- Copyright
- © Bytecove Software