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Best Electrical Wire Color Codes Apps

249+ iOS apps curated and reviewed

4.1 avg rating
12 free apps
Updated August 2026

The best electrical wire color codes apps on iPhone average 4.1★ across 249+ titles — we've ranked them by what real users actually keep on their phones. Updated August 2026.

Compare top Electrical Wire Color Codes Apps (August 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Wire Color CodeWire Color CodeFree4.6★ (999)NoYesAug 2026
2Wire Color Codes - OhmlifyWire Color Codes - OhmlifyFree—NoYesJul 2026
3Electrical Wire Color CodesElectrical Wire Color Codes$2.99—NoNoMay 2026
4Electric Color CodeElectric Color Code$0.993.6★ (19)NoNoJul 2026
5Phased: Circuit ColorsPhased: Circuit Colors$0.993.9★ (13)NoNoAug 2026
6Circuit ColorsCircuit Colors$1.993.6★ (21)NoNoJun 2026
7Circuit Color AtlasCircuit Color Atlas$0.99——NoJul 2026
8Resistor Color CodesResistor Color CodesFree5.0★ (2)NoNoMay 2026

Top Picks for Electrical Wire Color Codes

Wire Color Code#1

Wire Color Code by Bonsaisoft LLC

Electrical circuit colors
Editor's Choice
📊 Productivity
4.6😞(999 ratings)
FreeIn-App Purchases
Wire Color Code screenshot 1
Wire Color Code screenshot 2
Wire Color Code screenshot 3
Wire Color Code screenshot 4
Wire Color Code screenshot 5
Wire Color Code screenshot 6

This app helps electricians and DIYers identify electrical wire colors globally. It offers country-specific codes, a large circuit database, and quick search functionality. Customize colors for your projects and enjoy a user-friendly interface for efficient electrical panel wiring.

What We Love

  • 🚀 Saves time identifying wire colors and circuit numbers
  • 📚 Useful reference tool for electricians
  • 🎯 Helpful for professional electrical work
  • 👍 Intuitive and illustrative design

Room to Improve

  • 💰 Hidden costs beyond initial purchase price
  • 🔒 Account/license transfer issues between devices
  • 📉 Limited free version functionality (only 11 circuits)

More Electrical Wire Color Codes apps to explore

4
Electric Color Code
Electric Color Code
Electric Color Code
by DAE J MYUNG
$0.99

This app helps electricians and construction workers quickly identify the color codes for electrical conductors in US single or three-phase systems. It's a straightforward tool designed for efficiency on the job.

US conductor color code lookupSingle phase system supportThree phase system support
📊 Productivity
(19)
paid
5
Phased: Circuit Colors
Phased: Circuit Colors
Phased: Circuit Colors
Electrical Wire Reference App
$0.99

This app helps electricians quickly identify the correct wire colors for various electrical phasing jobs. It offers selections for three-phase and single-phase systems, with adjustable color settings that are remembered for future use.

Three-phase 120/208V wire colorsThree-phase 277/480V wire colorsSingle-phase wire colors
📊 Productivity
(13)
paid
6
Circuit Colors
Circuit Colors
Circuit Colors
by Francisco Alcala
$1.99

Quickly determine the phase color for any circuit number across various international electrical systems. This app simplifies electrical work by eliminating the need for manual calculations or reference sheets.

Determine phase color by circuit numberSupports US, Canada, EU, and UK systemsAdd unlimited electrical panels
🔍 Reference
(21)
paid
7
Circuit Color Atlas
Circuit Color Atlas
Circuit Color Atlas
by Changsha Juanli Technology Co., Ltd
$0.99
🔧 Utilities
(0)
8
Resistor Color Codes
Resistor Color Codes
Resistor Color Codes
Reading resistors made easy!
Free

Easily determine resistor values without a multimeter. Simply spin the color wheels to match your resistor. This tool simplifies the process of identifying resistance.

Intuitive color wheel interfaceAccurate resistance value calculationNo multimeter required
🔧 Utilities
(2)
free
9
Resistor - Color Codes
Resistor - Color Codes
Resistor - Color Codes
Determine resistor values
Free

Quickly identify the value of resistors using their color bands. This utility tool simplifies electronics calculations for hobbyists and professionals alike.

Determine resistor valuesColor code identificationElectronics utility
🔧 Utilities
(1)
free
10
Electrical Wiring Codes
Electrical Wiring Codes
Electrical Wiring Codes
Wire Color Guide + Watch App
Free
$0.99 | 100% OFF
🔍 Reference
(0)
11
Electrical Code-A-Day
Electrical Code-A-Day
Electrical Code-A-Day
Quiz for Electricians
Free

Test your electrical knowledge daily with a new question based on the US electrical code. Perfect for apprentices, journeymen, and masters seeking to learn or refresh their understanding of electrical concepts and regulations.

Daily electrical code questionsQuestions written by a real electricianCovers a wide range of electrical topics
📊 Productivity
(9.2K)
free
12
Southwire® Voltage Drop Calc
Southwire® Voltage Drop Calc
Southwire® Voltage Drop Calc
Southwire Calculator
Free

Calculate the appropriate wire size for electrical circuits. This tool helps determine wire size based on voltage drop and current carrying capacity, ensuring compliance with NEC ampacity limits.

Determine wire size for voltage dropCalculate voltage drop for conductor runsLimit wire size by voltage drop
🔧 Utilities
(1.5K)
free
13
Pullsheet
Pullsheet
Pullsheet
Custom wiring made simple
Free
📊 Productivity
(0)
14
Multi Conductor
Multi Conductor
Multi Conductor
K1 and K2 Color Codes
$0.99

Quickly find the color code for electrical circuits using K1 or K2 methods. Supports up to 60 conductors and includes a watchOS companion app. Features a dark mode for comfortable viewing.

K1 and K2 color code lookupSupports up to 60 conductorsWatchOS app included
📊 Productivity
(2)
paid
15
Wire It Right
Wire It Right
Wire It Right
by BRADLEY JOSEPH AUBUCHON
$1.99
📚 Education
(0)
16
Circuit Color
Circuit Color
Circuit Color
find the wire color
$1.99

Quickly find the correct wire color for three-phase circuits. Supports numerous countries and circuit numbers up to 10000, saving valuable time during electrical work.

Three-phase circuit wire color identificationQuick search by circuit numberSupports USA, Canada, Europe, UK, China, Russia, Australia, NZ, India, Pakistan, UAE, Indonesia
🔧 Utilities
(1)
paid
17
MasterElec - NEC Code Guide
MasterElec - NEC Code Guide
MasterElec - NEC Code Guide
Electrical Voice Assistant
Free
🔧 Utilities
(0)
18
Southwire® Conduit Fill Calc
Southwire® Conduit Fill Calc
Southwire® Conduit Fill Calc
by Southwire Company
Free

This tool assists electricians, engineers, and contractors in determining the correct conduit size based on NEC guidelines. It calculates conduit fill percentages and jam probability, saving time compared to manual calculations.

Conduit size calculationNEC fill percentagesJam probability
🔧 Utilities
(746)
free
19
Erawan Electric Wire & Cable
Erawan Electric Wire & Cable
Erawan Electric Wire & Cable
by Non Pichitwattana
Free
📚 Education
(0)
20
Electronic Component Codes
Electronic Component Codes
Electronic Component Codes
SMD & Color Code Guide
Free

Quickly identify electronic component values using color codes and SMD markings. This utility supports resistors, capacitors, and inductors, offering detailed explanations and standard value charts.

Resistor color code calculatorSMD resistor code lookupCapacitor code identification
🔧 Utilities
(0)
ad-supported

FAQ about Electrical Wire Color Codes

What are the best electrical wire color codes apps for iPhone?
Wire Color Code tops our electrical wire color codes apps ranking as of August 2026, with a 4.6-star average from 999 App Store ratings, and it's free to download.
Yes — 12 of the top electrical wire color codes apps we rank are free to download, including Wire Color Code and Wire Color Codes - Ohmlify.
Wire Color Code has no ads and offers in-app purchases, according to its App Store listing as of August 2026.
We track 249+ electrical wire color codes apps on the iOS App Store as of August 2026, ranked by rating, recency, and analysis of real user reviews.
The Wire Color Code app serves as a global companion for electrical panel wiring. It helps users, including electricians and DIY enthusiasts, identify electrical wire colors by adhering to the specific electrical norms of various countries. It simplifies circuit identification and ensures compliance with local regulations.
Key features include global compatibility with country-specific wire color codes, an extensive circuit database for up to 1000 circuits, quick search functionality to find phase colors for specific circuit numbers, and the ability to customize phase colors for individual projects. It also boasts a user-friendly interface for easy navigation.