Ohms Law Calc.
Wire Size & Voltage Drop
Free · In-App Purchases · Designed for iPad
Ohm's Law Calc. consists of 60 Electrical Calculators with Formulas and Circuits and 16 Electrical Converters.
• Voltage Calculator
• Current Calculator
• Resistance Calculator
• Power Calculator
• Voltage Drop Calculator
• Wire Size Calculator
• DC Generator Calculator
• Transformer Calculations (Voltage & Current)
New: Impedance Calculators
Calculate impedance for combinations of resistors (R), inductors (L), and capacitors (C) in both series and parallel configurations:
• R and L in Series / Parallel
• R and C in Series / Parallel
• L and C in Series / Parallel
• R, L and C in Series / Parallel
Power and Current Conversions
• kVA to Amps (Single Phase & Three Phase)
• Amps to kVA (Single Phase & Three Phase)
• Single Phase & Three Phase Power Calculators
• Horsepower Calculators (DC, Single Phase, Three Phase)
Efficiency and Power Factor Tools
• Efficiency Calculators (DC, Single Phase, Three Phase)
• Power Factor Calculators (Single Phase & Three Phase)
Energy Storage Calculators
• Energy Cost Calculator
• Energy Storage Calculators (Resistance, Inductance, Capacitance)
Circuit Design Tools
• Star-to-Delta and Delta-to-Star Conversions
• Inductive & Capacitive Reactance Calculators
• Resonant Frequency Calculator
• Inductor and Capacitor Sizing Equations
Component Calculations
• Series and Parallel Calculators for Resistance, Inductance, and Capacitance
• Unknown Resistance and Capacitance Calculators (Series & Parallel)
More Calculations
• Neutral Current (3-Phase Unbalanced Loads)
• Characteristic Impedance (Parallel & Coaxial)
• Transformer Calculator
• Voltage Divider Calculator
Illumination Calculators
• Luminous Intensity Calculator
• Luminous Flux Calculator
• Solid Angle Calculator
Electrical Converters
• Field Strength Converter
• Electrical Potential Converter
• Resistance and Resistivity Converters
• Conductance and Conductivity Converters
• Capacitance and Inductance Converters
• Charge Converters: Handles conversions for electrical charge, including:
• Linear Charge Density
• Surface Charge Density
• Volume Charge Density
• Linear Current Density
• Surface Current Density
• Power Converter
App works with both iPhones, iPads and Mac
Multiple Unit Compatibility: Supports a wide range of units for all electrical parameters, including Ohms, kiloOhms, Farads, Henrys, kVA, Volts, Weber, and more.
• Resolved a calculation error in wire sizing.
• Updated voltage drop computations to comply with NEC/IEE standards for improved accuracy.
• Optimized for iOS 26 with the new Liquid Glass design.
The developer, V PUGAZHENTHI, 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 Used to Track You
The following data may be used to track you across apps and websites owned by other companies:
- Location
- Identifiers
- Usage Data
Data Linked to You
The following data may be collected and linked to your identity:
- Location
- Identifiers
- Usage Data
Data Not Linked to You
The following data may be collected but it is not linked to your identity:
- Diagnostics
Accessibility
The developer has not yet indicated which accessibility features this app supports. Learn More
Information
- Provider
- V PUGAZHENTHI
- Size
- 48.3 MB
- Category
- Utilities
- Compatibility
Requires iOS 17.6 or later.
- iPhone
Requires iOS 17.6 or later. - iPad
Requires iPadOS 17.6 or later. - Mac
Requires macOS 14.6 or later and a Mac with Apple M1 chip or later. - Apple Vision
Requires visionOS 1.3 or later.
- Languages
English and 10 more
- English, Arabic, Dutch, French, German, Italian, Norwegian Bokmål, Polish, Portuguese, Simplified Chinese, Spanish
- Age Rating
4+
- 4+
- Contains
Advertising
- In-App Purchases
Yes
- Ohms Law Calc. S$ 5.98
- Copyright
- © All Rights Reserved
