Best Lineman's Reference Apps

147+ iOS apps curated and reviewed

4.2 avg rating
15 free apps
Updated August 2026

Lineman's Reference is the household name in lineman's reference, but it's far from the only option. We track 147+ alternatives and competitors on iOS — many free, many higher-rated than you'd expect.

Compare top Lineman's Reference Apps (August 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Lineman's Reference - XFMR LABLineman's Reference - XFMR LAB$19.994.5★ (270)NoNoAug 2026
2Lineman's Reference - URDLineman's Reference - URD$9.994.6★ (59)NoNoAug 2026
3Overhead Install GuideOverhead Install GuideFree4.6★ (5)NoNoJul 2026
4Lineman GuideLineman Guide$4.992.9★ (22)NoNoMay 2026
5PVF ReferencePVF ReferenceFree5.0★ (2)NoNoAug 2026
6IAP Bushings & Tubes ReferenceIAP Bushings & Tubes Reference$0.994.5★ (17)NoNoJun 2026
7Lineman-AppLineman-AppFree1.0★ (1)NoNoMay 2026
8Master Electrician Ref. LiteMaster Electrician Ref. LiteFree4.7★ (2.4K)NoNoAug 2026

Top Picks for Lineman's Reference

Lineman's Reference - XFMR LAB#1

Lineman's Reference - XFMR LAB by Digital Apprentice LLC

Transformer Training Simulator
Editor's Choice
📚 Education
4.5😐(270 ratings)
$19.99
#31in Education
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This interactive simulator allows users to study and learn transformer connections. Test your wiring with various meters, and experience consequences of improper connections. Includes reference diagrams, informational material, and a quiz mode to test knowledge.

What We Love

  • 👍 Great for learning
  • 👍 Helpful for apprentices
  • 👍 Useful practice tool
  • 👍 Good concept

Room to Improve

  • 🐛 Too many bugs
  • 🐛 App is clunky
  • 🐛 Wiring issues
Lineman's Reference - URD#2

Lineman's Reference - URD by Digital Apprentice LLC

Underground Lineman Trainer
Strong Contender
📚 Education
4.6(59 ratings)
$9.99
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This app provides comprehensive training for linemen and apprentices on underground distribution systems. It covers essential skills like cable isolation, transformer replacement, and troubleshooting. Interactive labs and quizzes reinforce learning for various skill levels.

Overhead Install Guide#3

Overhead Install Guide by Southwire Company

Southwire Calculator
Worth Considering
🔧 Utilities
4.6(5 ratings)
Free
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This utility app offers Southwire's official recommendations for installing overhead transmission electrical conductors. It provides essential field information and includes a calculator for determining bullwheel and block diameters.

More Lineman's Reference apps to explore

4
Lineman Guide
Lineman Guide
Lineman Guide
by Stephanie Buchanan
$4.99

This app provides essential reference material for lineworkers, including detailed information, charts, and how-to guides on transformers, rigging, knots, and rope capacities. It features practical calculators and covers various electrical formulas and safety standards.

Transformer information and connection diagramsRigging calculations and definitionsExtensive knot library with capacities
📚 Education
(22)
paid
5
PVF Reference
PVF Reference
PVF Reference
by DistributionNOW
Free

Access industry standard terminology, specifications, and reference tables for pipe, valves, fittings, and fasteners. Quickly identify materials, understand markings, and find technical data with interactive tables and diagrams.

Industry terminology glossaryMaterial identification diagramsTechnical data tables
🔍 Reference
(2)
free
6
IAP Bushings & Tubes Reference
IAP Bushings & Tubes Reference
IAP Bushings & Tubes Reference
by PENTURNERSORG LLC
$0.99

Access a comprehensive database of over 4000 pen kits with detailed specifications, drill bit requirements, and supplier information. Save favorites, add personal notes, and utilize a built-in drill bit converter and calculator.

Searchable pen kit databaseDetailed tube and bushing specsDrill bit requirements
🔍 Reference
(17)
paid
7
Lineman-App
Lineman-App
Lineman-App
by dataVoice International
Free

This utility tool integrates with dataVoice Outage Management Systems. It helps manage data and voice outages, but continued GPS use can impact battery life.

Integrates with dataVoice Outage Management SystemsUtility tool for outage managementSupports data and voice outage tracking
💼 Business
(1)
free
8
Master Electrician Ref. Lite
Master Electrician Ref. Lite
Master Electrician Ref. Lite
A handbook for electricians
Free

This electronic pocket reference guide provides essential information for electrical professionals. It offers calculations, code tables, and detailed sections on motors, ampacities, grounding, and more, all accessible on your mobile device.

Motor and wiring informationAmpacity tablesConduit fill and grounding sizes
📊 Productivity
(2.4K)
paid
9
WireKit Field Reference
WireKit Field Reference
WireKit Field Reference
Wire size, drop and color
Free
$1.99 | 100% OFF
🔍 Reference
(0)
10
PowerOutage.com Lineman
PowerOutage.com Lineman
PowerOutage.com Lineman
Live outage maps for linemen
Free

This app provides real-time power outage information for utility crews. It features live maps, nationwide drill-down capabilities, and customizable alerts to keep workers informed about grid status and storm events.

Live outage maps6-hour customer outage trendsNationwide drill-down
🔧 Utilities
(5)
free
11
NEC Mastery
NEC Mastery
NEC Mastery
8000+ Questions & Explanations
Free

Prepare for electrician certification exams with over 8,000 practice questions and detailed explanations. Access a comprehensive quick reference guide and 20 professional NEC calculators for on-the-job use. Track work hours with a built-in log for state board submissions.

8000+ exam-style questions20 NEC calculatorsQuick reference guide
📚 Education
(160)
free with in-app purchases
12
DigAlert
DigAlert
DigAlert
by DigAlert
Free

This app provides underground utility locating services for homeowners and contractors in Southern California. It helps prevent dangerous accidents by informing users about the location of underground lines before digging. Access tools for ticket updates, expiration dates, and emergency contacts.

Web update of ticketsView expiring ticketsDigAlert Express
🔧 Utilities
(87)
free
13
Electrical Tools & Reference
Electrical Tools & Reference
Electrical Tools & Reference
Electrician Training Basics
Free
📊 Productivity
(0)
14
A NEC® Quick Reference
A NEC® Quick Reference
A NEC® Quick Reference
by Alan Cave
$1.99

Access frequently needed National Electrical Code information on your phone. This reference tool is designed for electrical engineers and electricians needing quick access to code details, whether in the office or on a job site.

Quick access to NEC informationDesigned for electrical engineersUseful for electricians
🔍 Reference
(13)
paid
15
LineGuide
LineGuide
LineGuide
by FORTALEZA, L.L.C.
Free

This app assists power companies in inspecting transmission lines, poles, and substations. Users can document findings with photos and access repair information, engineering documents, and driving directions. It streamlines the inspection workflow for field personnel.

Inspect transmission lines, poles, and substationsCapture photos of findingsView necessary repairs
💼 Business
(22)
free
16
Mike Holt's Electrical Toolbox
Mike Holt's Electrical Toolbox
Mike Holt's Electrical Toolbox
Electrical Power Calculator
Free

This app provides essential calculations for electricians, inspectors, contractors, and engineers. It helps determine conductor sizing, circuit protection, race sizing, and grounding conductor sizes for various electrical equipment and services.

Conductor sizingVoltage drop limitationsCircuit protection sizing
🔧 Utilities
(197)
free
17
Revere Electric Supply
Revere Electric Supply
Revere Electric Supply
by RevereElectric
Free
📊 Productivity
(0)
18
Substations
Substations
Substations
by Delta Sama Jaya Sdn Bhd
Free
💼 Business
(0)
19
Google Translate
Google Translate
Google Translate
Text, Photo & Voice Translator
Free

Instantly translate text, voice, and images between hundreds of languages. Features include offline translation, real-time conversation translation, and the ability to save frequently used phrases.

Text translationOffline translationInstant camera translation
🔍 Reference
(84K)
free with in-app purchases
20
LineConstants
LineConstants
LineConstants
Line Constants
Free
🔧 Utilities
(0)

FAQ about Lineman's Reference

What are the best lineman's reference apps for iPhone?
Lineman's Reference - XFMR LAB tops our lineman's reference apps ranking as of August 2026, with a 4.5-star average from 270 App Store ratings, and it's priced at $19.99.
Yes — 15 of the top lineman's reference apps we rank are free to download, including Overhead Install Guide and PVF Reference.
Lineman's Reference - XFMR LAB has no ads and has no in-app purchases, according to its App Store listing as of August 2026.
We track 147+ lineman's reference apps on the iOS App Store as of August 2026, ranked by rating, recency, and analysis of real user reviews.
This app is a fully functional transformer lab simulator designed for linemen and apprentices. It allows users to study and learn various transformer connections, test their wiring with meters, and understand the consequences of improper connections. It also provides reference materials and quiz modes.
Key features include interactive simulation of single-phase and three-phase transformer banks, testing connections with volt, ohm, and rotation meters, simulating abnormal voltages and exploding fuses, inspecting transformer nameplates and secondary coils, quick reference diagrams, informational reading material, and quiz modes to test knowledge.