Electrical Calculator11.2 - App Store
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Publisher Description
Electrical Calculator is your all-in-one app for fast, accurate, and essential electrical calculations. Packed with 60+ powerful tools, it's designed for electricians, electrical & electronics engineers, and students. Every calculator includes built-in formulas and supports both USCS and SI units.
What's New:
. Category filters - find any calculator in seconds with purpose-based groups: Ohm's Law, Wiring & NEC, Power & Phase, Motors, Transformers and more
. Refreshed design with a cleaner look
Core Calculators:
. Voltage, Current, Resistance & Power (Ohm's Law)
. kVA to Amps / Amps to kVA (Single & Three Phase)
Electrical System Calculators:
. Voltage Drop Calculator (per NEC/IEEE standards)
. Wire Size Calculations (AWG & mm²)
. Power, Current & Horsepower (DC, Single & Three Phase)
. Efficiency & Power Factor Calculators
. Neutral Current (3-Phase Unbalanced Loads)
Transformers & Generators:
. Transformer Current, Voltage & Resistance Imbalance
. DC Generator
Reactance & Impedance:
. Inductive & Capacitive Reactance
. Resonant Frequency
. Characteristic Impedance (Parallel & Coaxial)
. Impedance Calculators (R-L-C combinations)
Series / Parallel Calculations:
. Resistance, Inductance & Capacitance (Series & Parallel)
. Unknown Resistance & Capacitance (Series & Parallel)
Components:
. Resistor Color Code - resistance to color bands and back
. Inductor & Capacitor Sizing Formulas
Lighting & Energy Tools:
. Luminous Intensity, Luminous Flux & Solid Angle
. Energy Cost Calculator
. Energy Stored in Resistors, Inductors & Capacitors
Conversions:
. Star ↔ Delta Conversion
. Field Strength & Electrical Potential
. Resistance, Resistivity, Conductance & Conductivity
. Capacitance, Inductance & Charge Density Converters
. Power Converter
Key Features:
. Category filters for fast navigation
. Flexible unit selection for inputs and outputs
. Full iPad support with split view
. Dark Mode and 12 languages
. Clean interface for the field, the shop, and the classroom
Version History • Find calculators faster — new category chips group all 60+ calculators by purpose
• Bug fixes and improvements 11.2 Jul 8 • Fixed a bug that caused repeated update prompts. 11.1 Jan 20 • Added resistor color code calculators.
• Updated voltage drop per NEC/IEEE standards. 11.0 10/30/2025 Regular update with improvements for a smoother experience. 10.6 07/28/2025 Added dark mode for better usability
new calculations added :
DC Electrical Generator
Transformer Calculations 10.5 07/26/2024 - fixed an issue with the resistance calculator
- other minor updates 10.4 04/26/2023 Now the Electrical Calculator App is compatible with Mac Computers.
One purchase works on all devices , (iPhones , iPads and Mac ) 10.3.1 05/10/2022 - fixed an issue with French localization
- added a new User Interface for Voltage Drop Calculator 9.4 02/07/2022 milliOhm ( mΩ ) conversion added to Resistance Converter.
Electrical formulas are structured for better readability in all 62 calculators. 9.3 12/16/2021 - 8 more impedance calculators added to the App 9.2 07/07/2021 This app update brings performance enhancements and bug fixes. 9.0 03/05/2021 Quick fix to address an issue, where the unit selection was not functioning properly in devices running on iOS 12. 8.5.1 10/17/2020 Performance enhancements and bug fixes.
New wire size of (sq.mm) added to voltage Drop Calculator. 8.5 10/07/2020 Two more calculations added:
- Voltage Divider
- RMS Voltage Calculations for sine wave, square wave, triangle wave, saw-tooth,half wave & full wave. 8.4 06/16/2020 - Fixed an issue where, in some cases, the electrical circuit diagrams were not visible. 8.3 05/08/2020 new calculations added :
Transformer Calculator 8.0 02/07/2020 new calculators added to the App -
Characteristic Impedance (parallel)
Characteristic Impedance (coaxial) 7.0 08/31/2019 Voltage drop calculator comes with more units. 6.3 12/19/2018 - minor updations 6.2 06/01/2018 - an option to share the calculator screen has been added
- voltage drop percentage has been added
- all new user interface 6.1 05/31/2018 - ready for iPhone X 6.0 11/25/2017 - now available in Chinese(simplified) 5.6 09/15/2017 - voltage drop calculator has got SI standards for wire size
- Electrical circuits are added to the App 5.5 05/30/2017 - "Voltage Drop Calculator" has been included to the already existing 48 Electrical Calculators. 5.4 02/07/2017 - ready for iOS 10 5.3 11/28/2016
About Electrical Calculator
The company that develops Electrical Calculator is V PUGAZHENTHI. The latest version released by its developer is 11.2.
To install Electrical Calculator on your iOS device, just click the green Continue To App button above to start the installation process. The app is listed on our website since 2026-10-13 and was downloaded 0 times. We have already checked if the download link is safe, however for your own protection we recommend that you scan the downloaded app with your antivirus. Your antivirus may detect the Electrical Calculator as malware if the download link is broken.
How to install Electrical Calculator on your iOS device:
- Click on the Continue To App button on our website. This will redirect you to the App Store.
- Once the Electrical Calculator is shown in the iTunes listing of your iOS device, you can start its download and installation. Tap on the GET button to the right of the app to start downloading it.
- If you are not logged-in the iOS appstore app, you'll be prompted for your your Apple ID and/or password.
- After Electrical Calculator is downloaded, you'll see an INSTALL button to the right. Tap on it to start the actual installation of the iOS app.
- Once installation is finished you can tap on the OPEN button to start it. Its icon will also be added to your device home screen.
Program Details
System requirements
Download information
Pricing
Version History
version 11.2
posted on 2026-10-13
Version History • Find calculators faster — new category chips group all 60+ calculators by purpose
• Bug fixes and improvements 11.2 Jul 8 • Fixed a bug that caused repeated update prompts. 11.1 Jan 20 • Added resistor color code calculators.
• Updated voltage drop per NEC/IEEE standards. 11.0 10/30/2025 Regular update with improvements for a smoother experience. 10.6 07/28/2025 Added dark mode for better usability
new calculations added :
DC Electrical Generator
Transformer Calculations 10.5 07/26/2024 - fixed an issue with the resistance calculator
- other minor updates 10.4 04/26/2023 Now the Electrical Calculator App is compatible with Mac Computers.
One purchase works on all devices , (iPhones , iPads and Mac ) 10.3.1 05/10/2022 - fixed an issue with French localization
- added a new User Interface for Voltage Drop Calculator 9.4 02/07/2022 milliOhm ( mΩ ) conversion added to Resistance Converter.
Electrical formulas are structured for better readability in all 62 calculators. 9.3 12/16/2021 - 8 more impedance calculators added to the App 9.2 07/07/2021 This app update brings performance enhancements and bug fixes. 9.0 03/05/2021 Quick fix to address an issue, where the unit selection was not functioning properly in devices running on iOS 12. 8.5.1 10/17/2020 Performance enhancements and bug fixes.
New wire size of (sq.mm) added to voltage Drop Calculator. 8.5 10/07/2020 Two more calculations added:
- Voltage Divider
- RMS Voltage Calculations for sine wave, square wave, triangle wave, saw-tooth,half wave & full wave. 8.4 06/16/2020 - Fixed an issue where, in some cases, the electrical circuit diagrams were not visible. 8.3 05/08/2020 new calculations added :
Transformer Calculator 8.0 02/07/2020 new calculators added to the App -
Characteristic Impedance (parallel)
Characteristic Impedance (coaxial) 7.0 08/31/2019 Voltage drop calculator comes with more units. 6.3 12/19/2018 - minor updations 6.2 06/01/2018 - an option to share the calculator screen has been added
- voltage drop percentage has been added
- all new user interface 6.1 05/31/2018 - ready for iPhone X 6.0 11/25/2017 - now available in Chinese(simplified) 5.6 09/15/2017 - voltage drop calculator has got SI standards for wire size
- Electrical circuits are added to the App 5.5 05/30/2017 - "Voltage Drop Calculator" has been included to the already existing 48 Electrical Calculators. 5.4 02/07/2017 - ready for iOS 10 5.3 11/28/2016
version 11.2
posted on 2026-07-08
Version History • Find calculators faster — new category chips group all 60+ calculators by purpose
• Bug fixes and improvements 11.2 3h ago • Fixed a bug that caused repeated update prompts. 11.1 Jan 20 • Added resistor color code calculators.
• Updated voltage drop per NEC/IEEE standards. 11.0 10/30/2025 Regular update with improvements for a smoother experience. 10.6 07/28/2025 Added dark mode for better usability
new calculations added :
DC Electrical Generator
Transformer Calculations 10.5 07/26/2024 - fixed an issue with the resistance calculator
- other minor updates 10.4 04/26/2023 Now the Electrical Calculator App is compatible with Mac Computers.
One purchase works on all devices , (iPhones , iPads and Mac ) 10.3.1 05/10/2022 - fixed an issue with French localization
- added a new User Interface for Voltage Drop Calculator 9.4 02/07/2022 milliOhm ( mΩ ) conversion added to Resistance Converter.
Electrical formulas are structured for better readability in all 62 calculators. 9.3 12/16/2021 - 8 more impedance calculators added to the App 9.2 07/07/2021 This app update brings performance enhancements and bug fixes. 9.0 03/05/2021 Quick fix to address an issue, where the unit selection was not functioning properly in devices running on iOS 12. 8.5.1 10/17/2020 Performance enhancements and bug fixes.
New wire size of (sq.mm) added to voltage Drop Calculator. 8.5 10/07/2020 Two more calculations added:
- Voltage Divider
- RMS Voltage Calculations for sine wave, square wave, triangle wave, saw-tooth,half wave & full wave. 8.4 06/16/2020 - Fixed an issue where, in some cases, the electrical circuit diagrams were not visible. 8.3 05/08/2020 new calculations added :
Transformer Calculator 8.0 02/07/2020 new calculators added to the App -
Characteristic Impedance (parallel)
Characteristic Impedance (coaxial) 7.0 08/31/2019 Voltage drop calculator comes with more units. 6.3 12/19/2018 - minor updations 6.2 06/01/2018 - an option to share the calculator screen has been added
- voltage drop percentage has been added
- all new user interface 6.1 05/31/2018 - ready for iPhone X 6.0 11/25/2017 - now available in Chinese(simplified) 5.6 09/15/2017 - voltage drop calculator has got SI standards for wire size
- Electrical circuits are added to the App 5.5 05/30/2017 - "Voltage Drop Calculator" has been included to the already existing 48 Electrical Calculators. 5.4 02/07/2017 - ready for iOS 10 5.3 11/28/2016
version 11.1
posted on 2026-06-30
Version History • Fixed a bug that caused repeated update prompts. 11.1 Jan 20 • Added resistor color code calculators.
• Updated voltage drop per NEC/IEEE standards. 11.0 10/30/2025 Regular update with improvements for a smoother experience. 10.6 07/28/2025 Added dark mode for better usability
new calculations added :
DC Electrical Generator
Transformer Calculations 10.5 07/26/2024 - fixed an issue with the resistance calculator
- other minor updates 10.4 04/26/2023 Now the Electrical Calculator App is compatible with Mac Computers.
One purchase works on all devices , (iPhones , iPads and Mac ) 10.3.1 05/10/2022 - fixed an issue with French localization
- added a new User Interface for Voltage Drop Calculator 9.4 02/07/2022 milliOhm ( mΩ ) conversion added to Resistance Converter.
Electrical formulas are structured for better readability in all 62 calculators. 9.3 12/16/2021 - 8 more impedance calculators added to the App 9.2 07/07/2021 This app update brings performance enhancements and bug fixes. 9.0 03/05/2021 Quick fix to address an issue, where the unit selection was not functioning properly in devices running on iOS 12. 8.5.1 10/17/2020 Performance enhancements and bug fixes.
New wire size of (sq.mm) added to voltage Drop Calculator. 8.5 10/07/2020 Two more calculations added:
- Voltage Divider
- RMS Voltage Calculations for sine wave, square wave, triangle wave, saw-tooth,half wave & full wave. 8.4 06/16/2020 - Fixed an issue where, in some cases, the electrical circuit diagrams were not visible. 8.3 05/08/2020 new calculations added :
Transformer Calculator 8.0 02/07/2020 new calculators added to the App -
Characteristic Impedance (parallel)
Characteristic Impedance (coaxial) 7.0 08/31/2019 Voltage drop calculator comes with more units. 6.3 12/19/2018 - minor updations 6.2 06/01/2018 - an option to share the calculator screen has been added
- voltage drop percentage has been added
- all new user interface 6.1 05/31/2018 - ready for iPhone X 6.0 11/25/2017 - now available in Chinese(simplified) 5.6 09/15/2017 - voltage drop calculator has got SI standards for wire size
- Electrical circuits are added to the App 5.5 05/30/2017 - "Voltage Drop Calculator" has been included to the already existing 48 Electrical Calculators. 5.4 02/07/2017 - ready for iOS 10 5.3 11/28/2016 kVA to amps and amps to kVA calculations are added new.
Fixes made in input for efficiency for some HP Calculations. 5.1 09/10/2015
version 11.1
posted on 2026-01-20
• Fixed a bug that caused repeated update prompts.
version 1.2
posted on 2022-05-20
May 20, 2022 Version 1.2
Fixed an issue where in some cases, the App shows an update window very often.
version 1.1
posted on 2022-05-10
May 10, 2022 Version 1.1
- Fixed few errors.
version 9.4
posted on 2022-02-07
Feb 7, 2022 Version 9.4
- fixed an issue with French localization
- added a new User Interface for Voltage Drop Calculator
version 9.3
posted on 2021-12-16
Dec 16, 2021 Version 9.3
milliOhm ( mΩ ) conversion added to Resistance Converter.
Electrical formulas are structured for better readability in all 62 calculators.
version 9.2
posted on 2021-07-07
Jul 7, 2021 Version 9.2
- 8 more impedance calculators added to the App
Disclaimer
Official App Store Link
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