Best Voltage Lab Apps

250+ iOS apps curated and reviewed

4.2 avg rating
19 free apps
Updated August 2026

Every iPhone needs a few good voltage lab apps. We benchmark 250+ of them on App Store rating, freshness, and pricing, then surface the standouts so you don't have to scroll the App Store yourself.

Compare top Voltage Lab Apps (August 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1VoltageLab: NEC Exam PrepVoltageLab: NEC Exam PrepFreeNoYesMay 2026
2VoltLab: Interactive PhysicsVoltLab: Interactive PhysicsFree5.0★ (330)NoYesAug 2026
3Circuit LaboratoryCircuit Laboratory$5.993.0★ (2)NoNoJul 2026
4Southwire® Voltage Drop CalcSouthwire® Voltage Drop CalcFree4.6★ (1.5K)NoNoAug 2026
5AC Lab SystemAC Lab SystemFreeNoNoMay 2026
6CloudLabs Serie CircuitCloudLabs Serie CircuitFreeNoNoMay 2026
7MRVI DisplayMRVI DisplayFreeNoNoMay 2026
8Multimeter SimulatorMultimeter SimulatorFreeNoYesAug 2026

Top Picks for Voltage Lab

VoltLab: Interactive Physics#2

VoltLab: Interactive Physics by Denis Gladkii

Lessons, Tests & Circuits
Strong Contender
📚 Education
5.0(330 ratings)
FreeIn-App Purchases
VoltLab: Interactive Physics screenshot 1
VoltLab: Interactive Physics screenshot 2
VoltLab: Interactive Physics screenshot 3
VoltLab: Interactive Physics screenshot 4
VoltLab: Interactive Physics screenshot 5

This app simplifies learning electricity through interactive lessons and visual experiments. It offers offline access, quizzes with detailed solutions, and a reference guide for formulas. Ideal for students and educators seeking to understand electrical concepts.

Circuit Laboratory#3

Circuit Laboratory by Fabrizio Boco

Worth Considering
📊 Productivity
3.0(2 ratings)
$5.99
Circuit Laboratory screenshot 1
Circuit Laboratory screenshot 2
Circuit Laboratory screenshot 3
Circuit Laboratory screenshot 4
Circuit Laboratory screenshot 5
Circuit Laboratory screenshot 6

Analyze electronic circuits with DC, AC, multifrequency AC, and transient analysis. Draw circuits graphically, modify component parameters, and view voltage and current graphs. Supports various components and offers video tutorials for each.

More Voltage Lab apps to explore

4
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
5
AC Lab System
AC Lab System
AC Lab System
by UniLab Pty Ltd
Free

Manage and book research equipment, access detailed records, and stay updated on lab news. This application facilitates efficient resource allocation and information dissemination within research environments.

Schedule and book research equipmentAccess and search equipment informationView research records
📚 Education
(0)
free
6
CloudLabs Serie Circuit
CloudLabs Serie Circuit
CloudLabs Serie Circuit
by Jiovany Orozco
Free
📚 Education
(0)
7
MRVI Display
MRVI Display
MRVI Display
by Bevins Co
Free
🔧 Utilities
(0)
8
Multimeter Simulator
Multimeter Simulator
Multimeter Simulator
Simplify Instrument Teaching
Free
🔧 Utilities
(0)
9
CloudLabs Sinusoidal Current
CloudLabs Sinusoidal Current
CloudLabs Sinusoidal Current
by Jiovany Orozco
Free
📚 Education
(0)
10
MasterElec - NEC Code Guide
MasterElec - NEC Code Guide
MasterElec - NEC Code Guide
Electrical Voice Assistant
Free
🔧 Utilities
(0)
11
ST Voltage Regulators Finder
ST Voltage Regulators Finder
ST Voltage Regulators Finder
by STMicroelectronics International N.V.
Free
💼 Business
(0)
12
KHELECTRONIC
KHELECTRONIC
KHELECTRONIC
by Xi'an Xinpai New Energy Vehicle Power Control Research Institute Co., Ltd.
Free
🔧 Utilities
(0)
13
Lab Assist: The Lab Assistant
Lab Assist: The Lab Assistant
Lab Assist: The Lab Assistant
The Laboratory Companion
Free
🔍 Reference
(0)
14
Electrodesk
Electrodesk
Electrodesk
Your Pocket Energy Assistant
Free
🔧 Utilities
(0)
15
CloudLabs Mixed Circuit
CloudLabs Mixed Circuit
CloudLabs Mixed Circuit
by Jiovany Orozco
Free
📚 Education
(0)
16
KH-F
KH-F
KH-F
JUNTEK
Free

This utility measures electrical parameters like voltage, current, and power. It offers real-time monitoring of battery capacity and includes advanced protection functions. The app also supports data export and remote control via a mobile app or host computer.

Measures voltage, current, power, and capacityReal-time battery monitoringOver-voltage, under-voltage, and over-current protection
🔧 Utilities
(0)
free
17
DROK Meter
DROK Meter
DROK Meter
by Hangzhou Junce Instruments Co., Ltd.
Free
🔧 Utilities
(0)
18
PSLab
PSLab
PSLab
Science Experiments on Phone
Free
🔧 Utilities
(0)
19
BAUR Fault Location
BAUR Fault Location
BAUR Fault Location
by BAUR GmbH
Free
🔧 Utilities
(0)
20
Gridphase
Gridphase
Gridphase
Phase identification
Free
🔧 Utilities
(0)

FAQ about Voltage Lab

Are there free voltage lab apps for iPhone?
Yes — 19 of the top voltage lab apps we rank are free to download, including VoltageLab: NEC Exam Prep and VoltLab: Interactive Physics.
VoltageLab: NEC Exam Prep has no ads and offers in-app purchases, according to its App Store listing as of August 2026.
We track 250+ voltage lab apps on the iOS App Store as of August 2026, ranked by rating, recency, and analysis of real user reviews.