Best Electronics Reference Toolkit Apps

186+ iOS apps curated and reviewed

4.4 avg rating
15 free apps
Updated June 2026

From beginner-friendly picks to power-user tools, our electronics reference toolkit list covers 186+ iPhone apps updated through June 2026. Compare ratings, prices, and screenshots in one place.

Top Picks for Electronics Reference Toolkit

Electronics Reference Toolkit#1

Electronics Reference Toolkit by Ha Do Thi Thu

Resistor, LED & Transistor
Editor's Choice
πŸ”§ Utilities
4.9(7 ratings)
Free
Electronics Reference Toolkit screenshot 1
Electronics Reference Toolkit screenshot 2
Electronics Reference Toolkit screenshot 3
Electronics Reference Toolkit screenshot 4
Electronics Reference Toolkit screenshot 5
Electronics Reference Toolkit screenshot 6

This app provides a comprehensive suite of tools for electronics calculations and reference. It includes calculators for resistors, LEDs, capacitors, and voltage dividers, along with a unit converter and transistor database. Designed for speed and offline use, it's ideal for students, hobbyists, and engineers.

EE ToolKit#2

EE ToolKit by Thomas Gruber

Electronics Engineering
Strong Contender
πŸ“š Education
4.7😊(1.4K ratings)
FreeIn-App Purchases
EE ToolKit screenshot 1
EE ToolKit screenshot 2
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EE ToolKit screenshot 6

This comprehensive toolkit offers over 160 electronic applications, calculators, and reference tools for engineers, students, and hobbyists. It features a multi-functional keyboard, color code tools, audio scope, frequency generator, and component references with datasheet access. The app supports real-time circuit simulations and includes a file manager for saving calculations.

What We Love

  • πŸ‘ Useful tools and features
  • πŸš€ Comprehensive and informative
  • πŸ‘ Intuitive and easy to use
  • πŸ‘ Helpful for both beginners and professionals

Room to Improve

  • πŸ”’ Many features locked behind paywall
  • πŸ› Some bugs and glitches reported
  • πŸ” Limited free version functionality
Electronics Toolkit!#3

Electronics Toolkit! by Davey Hollenberg

Dozens of tools in one app
Worth Considering
πŸ“š Education
4.3😐(507 ratings)
FreeAdsIn-App Purchases
Electronics Toolkit! screenshot 1
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Electronics Toolkit! screenshot 3
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Electronics Toolkit! screenshot 5

This app provides a comprehensive suite of tools and calculators for electronics engineers, students, and hobbyists. It includes numerous calculators for resistors, LEDs, capacitors, Ohm's law, and more, alongside useful tables and unit converters.

What We Love

  • πŸ“š Comprehensive electronics reference material
  • πŸ‘ Useful for beginners and students
  • 🎯 Good basic calculators for resistance and capacitance
  • πŸ“Œ Helpful pinout diagrams for Arduino and Raspberry Pi

Room to Improve

  • 🎨 Poor color scheme with readability issues
  • βšͺ White text on white background
  • πŸ”’ Excessive paywall blocking most features

More Electronics Reference Toolkit apps to explore

4
Electronic Toolbox Pro
Electronic Toolbox Pro
Electronic Toolbox Pro
Electronics Engineering
$12.99

This comprehensive electronics engineering app provides professionals, hobbyists, and students with a vast array of tools and reference materials. It features a circuit editor, numerous calculation and conversion tools, and extensive component specifications with parametric search capabilities.

Circuit EditorComponent reference with parametric searchNumerous calculation tools
πŸ“Š Productivity
(240)
paid
5
EE ToolKit PRO
EE ToolKit PRO
EE ToolKit PRO
Electronics Engineering
$12.99

This comprehensive toolkit offers over 160 electronic applications, calculators, and reference sections for electronics engineers, students, and hobbyists. It includes features like a multi-functional keyboard, color code tools, audio scope, and circuit simulations, with ongoing improvements and updates.

Over 160 electronic applicationsMulti-functional keyboardColor code and SMD code tools
πŸ“Š Productivity
(289)
paid
6
Learn Electronics Basics
Learn Electronics Basics
Learn Electronics Basics
Basic Concepts of Electronics
Free

This app provides a comprehensive guide to the fundamental concepts of electronics. It covers essential topics like electricity, voltage, current, resistance, and various components, making learning accessible for students and professionals. The user-friendly interface ensures an easy and informative learning experience.

Basic electronics conceptsDetailed explanations of componentsUser-friendly interface
πŸ“š Education
(6)
free
7
Electronics docs & calcs
Electronics docs & calcs
Electronics docs & calcs
Electronics lab in your pocket
Free

This app serves as a pocket-sized electronics lab, offering a comprehensive reference for components and circuits. It simplifies complex calculations for filters, inductors, and various circuit configurations, aiding both engineers and hobbyists in their design processes.

Electronic component referenceElectronic circuit referenceFilter design calculators
πŸ“š Education
(13)
free
8
Electronics Engineer Helper
Electronics Engineer Helper
Electronics Engineer Helper
Calculators and references
Free

This app provides a comprehensive suite of calculators and reference tools for electronics enthusiasts and professionals. It includes features for component identification, circuit calculations, and electrical property analysis, aiding in both study and practical work.

Datasheet searchResistor color code calculatorElectronic schematic symbols
πŸ“Š Productivity
(427)
free with in-app purchases
9
Practical Electronics Magazine
Practical Electronics Magazine
Practical Electronics Magazine
PE Magazine
Free

This app delivers a premier hobbyist magazine for electronics and computer enthusiasts. It features construction projects, technical articles, and reviews of the latest technology, catering to both beginners and experts.

Construction projects for all skill levelsFull circuit diagrams and layoutsReviews of latest technology
πŸ” Reference
(15)
free with in-app purchases
10
Eureka Electronics
Eureka Electronics
Eureka Electronics
All about electronics
Free

Shop a wide range of electronics and multimedia products from a leading Kuwaiti retailer. Discover diverse brands, enjoy exclusive offers, and benefit from comprehensive after-sales services, all through a convenient online shopping experience.

Browse diverse brands and product categoriesView special offers and promotionsCreate a wishlist and manage a shopping cart
πŸ›οΈ Shopping
(217)
free
11
iCircuit
iCircuit
iCircuit
Real-time circuit simulator
$12.99

Design and simulate analog and digital electronic circuits in real-time. This app offers a comprehensive component library, built-in test equipment, and the ability to create custom elements. It's ideal for learning, prototyping, and validating designs without physical components.

Real-time circuit simulationExtensive component library (300+)Built-in test equipment (multimeter, oscilloscope)
πŸ“Š Productivity
(131)
paid
12
Electronics Circuit Calculator
Electronics Circuit Calculator
Electronics Circuit Calculator
Arduino Experiments Guide
Free
$2.99 | 100% OFF

This app offers over 55 electronic circuit calculations, conversions, and experiments. It simplifies complex circuit problems for engineers, students, and hobbyists, providing instant variable value calculations and precise component analysis.

Over 55 circuit calculations and conversionsLogic Gate calculationsResistor and inductor value determination
πŸ“š Education
(62)
free
13
Electronics Kit
Electronics Kit
Electronics Kit
by Siu Yuen Ho
Free

This app offers a comprehensive suite of electronics tools and calculators for hobbyists and professionals. It includes features for component value calculation, pinout diagrams, and various electronic resources. Users can access a free version with ads or a PRO version for enhanced functionality and an ad-free experience.

Component value calculatorsExtensive pinout diagramsElectronic resource library
πŸ”§ Utilities
(63)
free with in-app purchases
14
Electrical Engineering Toolkit
Electrical Engineering Toolkit
Electrical Engineering Toolkit
Electronics Circuit Calculator
Free
πŸ”§ Utilities
(0)
15
DigiKey
DigiKey
DigiKey
Components and parts
Free

Access a vast inventory of electronic components on the go. Find, order, and track parts with features like visual search, barcode scanning, and offline datasheet access. Registered users get enhanced order management and shipping notifications.

Visual Search for parts by photoBrowse and filter product inventoryView detailed product specs, datasheets, photos, and videos
πŸ’Ό Business
(3.3K)
free with in-app purchases
16
EveryCircuit
EveryCircuit
EveryCircuit
by MuseMaze
Free

Build and simulate electronic circuits with dynamic animations of voltage, current, and charge. Adjust parameters in real-time and generate input signals with your finger. Explore a vast library of components and community designs.

Dynamic voltage, current, and charge animationsReal-time parameter adjustment with analog knobArbitrary input signal generation with finger
πŸ“š Education
(57)
free with in-app purchases
17
Circuit Playground
Circuit Playground
Circuit Playground
by Adafruit Industries
$2.99

This app serves as a comprehensive electronics reference and calculation tool. It helps makers and hobbyists by simplifying complex calculations for various circuits, deciphering component codes, and providing essential diagrams.

Circuit value calculationsResistor and capacitor code decipheringOhm's Law and power calculators
πŸ”§ Utilities
(19)
free
18
Electronics docs & calculators
Electronics docs & calculators
Electronics docs & calculators
Electronics lab in your pocket
$4.99

This app serves as a pocket electronics lab, offering a comprehensive reference for components and circuits. It simplifies complex calculations for filters, inductors, and various circuit configurations, aiding engineers and hobbyists in their designs.

Electronic component referenceElectronic circuit referenceFilter calculation tools
πŸ“š Education
(4)
paid
19
Circuit Simulator - VoltSim
Circuit Simulator - VoltSim
Circuit Simulator - VoltSim
Realtime electronic simulator
Free

Design and simulate electronic and digital circuits in real-time. Visualize voltage and current flow, and analyze circuit behavior with tools like oscilloscopes and multimeters. Offers a user-friendly experience for circuit design and digital electronic analysis.

Real-time electronic circuit simulationDigital circuit simulationVoltage and current analysis
πŸ“š Education
(44)
free with in-app purchases
20
Electrical Toolkit by HCP
Electrical Toolkit by HCP
Electrical Toolkit by HCP
Conduit + load calcs for pros
Free

This comprehensive mobile toolkit provides electricians and professionals with essential calculations, NEC-compliant tools, and field utilities. It offers features for conduit bending, fill calculations, load analysis, and various electrical calculators, all designed for speed and clarity.

Conduit bending calculationsNEC-compliant conduit fillResidential load calculations
πŸ”§ Utilities
(18)
free