Comparison

Electronics Tools & Calc Pro vs 半導体技術者対策

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

Head to head
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.

About

半導体技術者対策

Features
Read full description

半導体技術者の対策アプリです。 ■ 8章×500問の本格問題集 第1章 半導体の基礎物理 第2章 半導体デバイス 第3章 集積回路(IC)設計 第4章 製造プロセス 第5章 パッケージング・実装 第6章 信頼性・テスト 第7章 メモリ・ロジックLSI 第8章 業界動向・関連規格 ■ 主な機能 ・章別練習で苦手分野を集中対策 ・全問詳しい解説付き ・進捗管理と統計表示 ・ダーク・ライトテーマ対応 ・完全オフライン動作 本アプリは一般社団法人 電子情報技術産業協会主催「半導体技術者検定」の予想問題集です。

Screenshots

Electronics Tools & Calc Pro4 screens
半導体技術者対策4 screens

Verdict

The call

The clearest difference is review sentiment: Electronics Tools & Calc Pro at 67% against 半導体技術者対策's 0%. Electronics Tools & Calc Pro also leads on rating (5.0 vs 2.0). 半導体技術者対策's advantage is update cadence (every 6 weeks vs every 5 months). On ratings volume, ads, in-app purchases and device support 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

ReceptionRating · Positive reviews · Number of ratings

Electronics Tools & Calc Pro holds the better App Store score, 5.0 against 2.0. Both are backed by a comparable volume of ratings — 5 and 2 respectively. Written reviews point the same way: 67% of Electronics Tools & Calc Pro's written reviews are positive against 0% of 半導体技術者対策's.

UpkeepUpdate frequency

Electronics Tools & Calc Pro ships an update every 5 months, 半導体技術者対策 every 6 weeks. The most recent releases landed on November 7, 2026 and October 31, 2026 respectively.

Scorecard3 real differences · 7 level
Electronics Tools & Calc Pro versus 半導体技術者対策: the parameters behind the verdict, then further details
ParameterElectronics Tools & Calc Pro半導体技術者対策
Price$5.99 — better—
Rating5.0 (5 ratings) — better2.0 (2 ratings)
Positive reviews66.7% of reviews — better0.0% of reviews
Number of ratings5 — better2
Update frequencyEvery 5 monthsEvery 6 weeks — better
AdsNoNo
In-app purchasesNoNo
MonetizationPaid—
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.0 — better15.1
Further details — not scored
Size58 MB34 MB
Age rating4+4+
DeveloperAnas Abubakarsatoshi yoshida

Customer experience

Electronics Tools & Calc Pro

All ratings5 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews3 reviews
Positive66.7%
Neutral0.0%
Negative33.3%

半導体技術者対策

Written reviews3 reviews
Positive0.0%
Neutral0.0%
Negative100.0%

In-app purchases

None

Electronics Tools & Calc Pro

No in-app purchases

None

半導体技術者対策

No in-app purchases

Questions

Is Electronics Tools & Calc Pro free?
Electronics Tools & Calc Pro costs $5.99, with no in-app purchases.
Is 半導体技術者対策 free?
Pricing for 半導体技術者対策 is not currently listed on the App Store.
Which has better reviews, Electronics Tools & Calc Pro or 半導体技術者対策?
Electronics Tools & Calc Pro is rated higher. Electronics Tools & Calc Pro averages 5.0 out of 5 from 5 ratings, while 半導体技術者対策 averages 2.0 from 2 ratings.
Do Electronics Tools & Calc Pro or 半導体技術者対策 have ads?
Neither Electronics Tools & Calc Pro nor 半導体技術者対策 shows ads.
Which is updated more often, Electronics Tools & Calc Pro or 半導体技術者対策?
Electronics Tools & Calc Pro ships an update every 5 months, and 半導体技術者対策 every 6 weeks. Most recently, Electronics Tools & Calc Pro was updated on November 7, 2026 and 半導体技術者対策 on October 31, 2026.

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