Comparison

电工助手 vs Electronics Tools & Calc Pro

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

电工助手

Features
Read full description

如果你想成为一名电工,它提供历年电工考试真题问答,和丰富的知识讲解,让你更有效率、更全面地学习。 如果你是一名电工,应用里的功率计算器、电量计算器、电阻计算器等工具,让你的工作得心应手。 如果你是位电学爱好者,你将更加爱你所爱!

About

Electronics Tools & Calc Pro

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.

Highlights
  • Electronic component reference
  • Electronic circuit reference
  • Filter calculation tools
  • Inductor winding calculators
  • Resistor and capacitor calculations
  • Ohm's Law calculator
  • AC/DC power calculations
Features
Read full description

Calculate, simulate, and understand electronic circuits with more than 60 calculators, interactive tools, and illustrated engineering references. Electronics Tools & Calculator is an all-in-one toolkit for students, engineers, technicians, makers, and electronics enthusiasts. Use it to study circuit theory, select components, check designs, or troubleshoot projects with practical calculators and clear circuit visuals. MORE THAN 60 ELECTRONICS CALCULATORS Solve problems across a wide range of topics: • Ohm’s law, voltage, current, resistance, and power • Series and parallel resistors and capacitors • Four-band, five-band, and SMD resistor codes • Voltage and current dividers • DC power and ripple voltage • RC, RL, LC, and RLC circuits • LED resistor and parallel LED calculations • Capacitor and inductor charging • Star-to-delta and delta-to-star conversions ACTIVE AND PASSIVE FILTER DESIGN Design and explore: • RC, RL, and LC filters • Butterworth and Chebyshev filters • Active and passive filters • Sallen-Key active filters • Band-pass and band-reject filters • Twin-T notch filters Selected advanced calculators include response graphs, helping you visualize how component values affect circuit behavior. AMPLIFIERS AND SEMICONDUCTORS Work with practical tools for: • 555 timer astable and monostable circuits • BJT analysis, biasing, Q-point, and switching • MOSFET switching • Inverting, non-inverting, and difference amplifiers • Class A, Class B, and Class AB amplifiers • Differential amplifiers and current mirrors • LM386 audio amplifier circuits POWER, RF, AND DESIGN TOOLS Explore calculations for: • Linear regulators and heat dissipation • Buck and boost converters • Rectifiers and Zener regulators • Clippers, clampers, and voltage multipliers • PCB trace width • Air-core and multilayer inductors • Transformers • Coaxial cables and waveguides • Antenna length and skin depth • dBm, watts, and decibel conversions • Servo and stepper motors DIGITAL ELECTRONICS Study essential digital circuits with clear diagrams and truth tables: • Logic gates • Flip-flops and counters • Multiplexers and demultiplexers • Encoders and decoders • Shift registers • Common digital integrated circuits INTERACTIVE CIRCUIT TOOLS Explore circuit behavior through interactive simulations and strong visual explanations. Adjust values, examine circuit configurations, and connect formulas with practical electronic designs. ILLUSTRATED ELECTRONICS REFERENCES Access more than 30 guides covering resistors, capacitors, inductors, transformers, diodes, BJTs, MOSFETs, IGBTs, UJTs, SCRs, DIACs, TRIACs, operational amplifiers, regulators, 555 timers, sensors, digital logic, Arduino boards, and ATmega microcontrollers. The guides combine explanations, equations, circuit diagrams, pinouts, truth tables, and practical notes to connect theory with real-world applications. DESIGNED FOR FASTER WORK • Search calculators by name • Save frequently used tools to Favorites • View response graphs in selected calculators • Export results from selected tools as PDF documents • Automatically switch between light and dark appearance • Use an interface designed for phones and larger screens • Choose from 15 supported languages • Access additional features through optional Pro tools Whether you are learning electronics, designing a filter, analyzing an amplifier, or checking values at the workbench, Electronics Tools & Calculator keeps useful tools and references close at hand. Important: This app is intended for education and design assistance. Always verify calculations, component ratings, circuit requirements, and safety considerations before building or operating electronic equipment.

Screenshots

电工助手4 screens
Electronics Tools & Calc Pro4 screens

Verdict

The call

The clearest difference is review sentiment: Electronics Tools & Calc Pro at 50% against 电工助手's 20%. 电工助手's advantage is update cadence (monthly vs every 5 months) and price ($1.99 vs $4.99). On ads, in-app purchases, device support and iOS requirement there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

电工助手 costs $1.99 and Electronics Tools & Calc Pro $4.99 up front. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

电工助手 ships an update monthly, Electronics Tools & Calc Pro every 5 months. The most recent releases landed on October 24, 2026 and October 22, 2026 respectively.

Scorecard3 real differences · 7 level
电工助手 versus Electronics Tools & Calc Pro: the parameters behind the verdict, then further details
Parameter电工助手Electronics Tools & Calc Pro
Price$1.99 — better$4.99
Rating—5.0 (5 ratings) — better
Positive reviews20.0% of reviews50.0% of reviews — better
Number of ratings—5 — better
Update frequencyMonthly — betterEvery 5 months
AdsNoNo
In-app purchasesNoNo
Monetization—Paid
DevicesiPhone, iPodiPhone, iPad, iPod — better
Requires iOS14.1 — better15.0
Further details — not scored
Size4 MB58 MB
Age rating4+4+
Developer瑶 肖Anas Abubakar

Customer experience

电工助手

Written reviews15 reviews
Positive20.0%
Neutral6.7%
Negative73.3%

Electronics Tools & Calc Pro

All ratings5 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews2 reviews
Positive50.0%
Neutral0.0%
Negative50.0%

In-app purchases

None

电工助手

No in-app purchases

None

Electronics Tools & Calc Pro

No in-app purchases

Questions

Is 电工助手 free?
电工助手 costs $1.99, with no in-app purchases.
Is Electronics Tools & Calc Pro free?
Electronics Tools & Calc Pro costs $4.99, with no in-app purchases.
Do 电工助手 or Electronics Tools & Calc Pro have ads?
Neither 电工助手 nor Electronics Tools & Calc Pro shows ads.
Which is updated more often, 电工助手 or Electronics Tools & Calc Pro?
电工助手 ships an update monthly, and Electronics Tools & Calc Pro every 5 months. Most recently, 电工助手 was updated on October 24, 2026 and Electronics Tools & Calc Pro on October 22, 2026.

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