Electrical Calculation Toolbox

3.5.2

Kahraba4U

4.06

487 reviews

100,000+
Downloads

Free

Essential electrician calculator: wire size, voltage drop & motor with formulas

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4.06 · 487 reviews · 100,000+ downloads

About Electrical Calculation Toolbox

Electrical Calculation Toolbox is a productivity app developed by Kahraba4U.

Download Statistics

Electrical Calculation Toolbox has been downloaded 160 thousand times. In the last 30 days, the app was downloaded 2.6 thousand times.

User Ratings

Electrical Calculation Toolbox is rated 4.06 out of 5 stars. The rating is based on 490 ratings.

App Information

Electrical Calculation Toolbox is FREE to download. The APK download size is 5.73 MB. The latest version available is 3.5.2. The last update was on July 11, 2026.

Technical Requirements

The app has a content rating of Everyone. The app has been available on Google Play July 2023.

Description

Master your electrical projects with the ultimate Electrical Power Calculator. Whether you are a professional electrician, electrical engineer, or a DIYer, this comprehensive app provides accurate, step-by-step solutions compliant with major international electrical codes. This is the all-in-one electrical engineering tool you need to get the job done right.

📋Step-by-Step Electrical calculations with formulas:
Don't just get the answer—understand it. The app provides clear electrical formulas and detailed walkthroughs for every calculation.

🔌Electrical Wiring & Installations Calculators (BS, IEC, NEC, CEC, NF C): ⚡️
• Wire gauge size & Voltage drop: Calculate appropriate wire sizes for AC/DC currents and determine cable voltage drop
• dc wire size calculator
• AWG and SWA cable calculator
• Circuit breaker sizing, Wire ampacity & Maximum wire length calculator.
• Power factor correction calculations.
• Voltage unbalance percentage .
• Cable power losses, Neutral current
• Transformer current/protection calculations with formulas.
• Calculate wire resistance and conduit fill factor for safe, compliant installations.

⚙️Electric motor protection Calculations:
• Direct on line starter & star-delta starter sizing, including motor breakers, fuses, overload relays and contactors
• Motor full load current (FLC) calculation
• Motor power, voltage, current, efficiency, power factor calculations
• Motor slip, maximum power/torque, motor speed calculations

🔢⚡️Essential Power & Electric Circuit:
•Current, Voltage, Active Power, Reactive Power, Apparent Power, Power factor, Resistance, Reactance, Impedance, wattage volts amps,
• Voltage(potential) divider with formula.
• Current divider.
• kw to hp, amps, kilovolt ampere, watts, and to kwh converter calculator
• amps to watts, kilo watt, kva, and to hp calculator
• hp to watt, kw, ampere, kva converter
• watts to horsepower, amps, kw, kwh converter calculator
• kva to kw, amps, watts, hp converter calculator.
• BTU to kilowatt converter

🔄Unit Conversions:
Power, Energy, Current (Ampere), Voltage (Volt), Resistance (ohm), Length, Angle, Torques, Pressure, inductance, Capacitance, Temperature, Volume, Weight.

📄 Reports that are easy to save and share:
Create PDF reports containing all relevant values and parameters used in the calculations.

🔗Simplify calculations by storing voltage values, power factor, and allowable voltage drop. Enjoy automated display of these parameters for efficient calculations.

📱 Easy to use and comprehensive electrical calculator for professionals and DIYers.
Electrical power calculator app provides accurate and detailed calculations for a wide range of electrical applications.

Recent changes:
Enhanced Translations.
Minor bug fixes and app improvements

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More data about Electrical Calculation Toolbox

Price	Free to download
Total downloads	160 thousand
Recent downloads	2.6 thousand
Rating	4.06 based on 490 ratings
Ranking	Not ranked
Version	3.5.2
APK size	5.73 MB
Number of libraries	?
Suitable for	Everyone
Ads	Contains ads

App Performance Report

Get a detailed PDF report for Electrical Calculation Toolbox with download trends, rating history, and key performance statistics — useful for competitive research or tracking your own app. Learn more

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Alternative downloads for the Electrical Calculation Toolbox app

Electrical Calculation Toolbox compared with similar apps

Common keywords of similar apps

Factor Amps Converter Formulas Step Kw Hp Watts Resistance Ampere Kva Essential Comprehensive Accurate Compliant Detailed Installations Calculate Maximum Length Protection Starter Divider Kwh Watt Reports Easy Values Parameters Power Electrical Calculator Voltage Calculations Wire Motor Current Drop App Calculation Size Cable Electrician Dc Circuit Sizing Electric

Keywords missing from this app

Nec Calculators Electricians Diagrams Wiring Conduit Code Table Solar Load Application Pv Conversion Phase Connection Conductor Simple Transformer Basic Tables Engineering Law Find Pro National Conductors Ampacity Electricity Fill Equipment Sizes

Google Play Rating history and histogram

330

Downloads over time

Electrical Calculation Toolbox has been downloaded 160 thousand times. Over the past 30 days, it averaged 86 downloads per day.

Changelog of Electrical Calculation Toolbox

Show changelog

Developer information for Kahraba4U

Kahraba4U

PowerCalc@outlook.com

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Comments on Electrical Calculation Toolbox for Android

★★★★★ Santhosh Kumar · Jun 4, 2025

Excellent app for all types of electrical calculations. Please add motor capacitor calculation for single phase motors. Thank you

★★★★★ Hani Doghsan · Jul 21, 2023

The best program ever that deals with all aspects and calculates them in every detail

★☆☆☆☆ Don · Nov 23, 2025

Have to watch several ads to see results of calcs. Developer made it impossible to skip them by placing skip so close to mute, you hit mute.

Google Play Rankings for Electrical Calculation Toolbox

This app is not ranked

Technologies used by Electrical Calculation Toolbox

Electrical Calculation Toolbox is requesting 11 permissions and we don't have library information (yet).
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