Comparison

PCT Coach vs Electrical Formulas Quiz

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

Head to head
About

PCT Coach

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PCT Coach: Your Guide to the Patent Cooperation Treaty PCT Coach is an app designed to provide inventors and students with the tools and knowledge they need to confidently navigate the PCT process. Part 1: Filing & Formalities Learn the basics of filing an international application under the PCT, including Articles 4–14 and key rules for document requirements (Rule 11), establishing the filing date (Rule 20), and addressing formalities (Rule 26). Part 2: Role of the ISA Discover how International Searching Authorities (ISAs) operate under Articles 15–19. Dive into the search process, requirements for documentation (Rule 35), and handling unity of invention challenges (Rule 40). Part 3: International Publication Understand how applications are published internationally under Articles 20–21. Learn about publication languages, corrections (Rule 91), and managing the contents (Rule 48). Part 4: National Phase Entry Master the transition from the international to the national phase, guided by Articles 22–27 and Rules 49 and 51. Discover how early processing and other procedural requirements are handled. Part 5: International Preliminary Examination Gain insights into the Chapter II process, including patentability criteria (Article 33), demand requirements (Rule 53), and the International Preliminary Report on Patentability (Rule 70). Part 6: Unity of Invention & Fees Learn about unity of invention rules embedded in Articles 15, 17, and 33. Explore the impact of additional fees under Rules 13, 40, and 68 on both the search and examination phases. Part 7: Restoration of Priority Manage priority claims under Articles 8 and 24. Learn remedies for missed deadlines (Rule 82bis) and corrections of priority claims (Rule 26bis). Part 8: Withdrawal & Amendments Find out how to make amendments under Article 19 and withdraw international applications or demands using Rules 46 and 90bis. Part 9: Roles of WIPO, ROs, ISAs, IPEAs, and IB Discover the responsibilities of key players in the PCT system under Articles 16, 31, and 52, including Rules 93 and 94 governing access to files and the International Bureau’s roles. Part 10: Language, Disputes & Transitional Provisions Learn about language requirements, dispute resolution, and transitional provisions under Articles 44–67, with Rule 92bis guiding applicant detail changes. The design and development of this iOS app, including the preparation of the legal questions, were carried out by Barış ATALAY, an EQE tutor and iOS developer (not professionally). Feedback regarding the legal questions or the app's SwiftUI implementation is welcome. You can reach Baris at atalay@stanadvoka.com.

About

Electrical Formulas Quiz

Master electrical calculations with this comprehensive quiz app. Test your knowledge on a vast array of electrical formulas, from basic concepts to complex AC circuits. Ideal for students and professionals seeking to reinforce their understanding.

Highlights
  • Extensive formula coverage
  • Interactive quizzes
  • Quick reference tool
  • Covers AC and DC circuits
  • Impedance and power factor calculations
  • 3-phase power analysis
Features
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Electrical Formula Genius is the ultimate quick-reference and quiz tool for students, technicians, and engineers. Stop flipping through textbooks—test your knowledge of core concepts like impedance, phase relationships, RMS values, and more right on your phone! Sure! Here’s the formatting you asked for, with each string on its own line like your examples: Some of the formulas covered include but not limited to: -Electric Charge -Electric Current -Voltage / Potential Difference -Resistance -Conductance -Power (DC) -Energy -Electric Field -Force on Charge -Work Done -Capacitance -Inductance -Magnetic Flux -Magnetic Flux Density -Magnetic Field Intensity -Permeability -Permittivity -Electric Displacement -Current Density -Resistivity -Conductivity -Potential Energy -Drift Velocity -Power Dissipation -Joule’s Heat -EMF -Internal Resistance -Coulomb’s Law Force -Ohmic Power Loss -Energy Density (Electric) -Energy Density (Magnetic) -Surface Charge Density -Line Charge Density -Volume Charge Density -Time Constant (RC) -Time Constant (RL) -Reactance (Inductive) -Reactance (Capacitive) -Impedance -Admittance -Susceptance -Reactance Angle -Apparent Power -Reactive Power -True Power -Power Factor -Phase Angle -RMS Voltage -RMS Current -Average Power (AC) -AC Circuits & Phasors -Angular Frequency -Frequency -Period -Instantaneous Voltage -Instantaneous Current -Phase Difference -Phasor Voltage -Phasor Current -RMS Relation -Instantaneous Power -Average Power -Apparent Power -Reactive Power -Complex Power -Power Triangle -Impedance (Complex) -Admittance (Complex) -Reactance (General) -Phase Angle of Impedance -Voltage Divider (AC) -Current Divider (AC) -Resonant Frequency (LC) -Q-Factor (Resonance) -Bandwidth (Resonance) -Quality Factor (Series RLC) -Quality Factor (Parallel RLC) -Damping Factor -Resonant Angular Frequency -Voltage Magnification (RLC) -Current Magnification (RLC) -RMS Value (Sine) -Average Value (Half Cycle) -Form Factor -Peak Factor -Total Impedance (Series) -Total Admittance (Parallel) -Phase Voltage (Star) -Line Voltage (Star) -Phase Current (Delta) -Line Current (Delta) -3-Phase Power -3-Phase Apparent Power -Reactive Power (3-Phase) -Power Factor Correction Capacitance -Power Factor Correction Angle -Power in Balanced Load -Efficiency -Crest Factor -Total Harmonic Distortion -Phase Sequence -Symmetrical Components -Power Triangle Angle -Impedance Angle -Complex Power Conjugate -Real Component of Power -Imaginary Component of Power -Instantaneous Reactive Power -Active Current -Reactive Current -Power Factor Angle -RMS of Composite Wave -AC Power Loss -Average Power (Non-Sinusoidal) -Skin Depth -Power Density -Reactive Energy -Apparent Energy -Complex Power per Phase -Average Energy per Cycle -RMS Frequency Variation -RMS Impedance Variation -RMS Voltage Deviation -Instantaneous Phase Voltage -Line-to-Line Voltage -Complex Admittance -Negative Sequence Current -Positive Sequence Current -Zero Sequence Current -Symmetrical Impedance -Voltage Regulation -Power Transfer Efficiency -Frequency Response -Phase Response -Bode Magnitude -Bode Phase -Resonance Gain -Voltage Standing Wave Ratio -Reflection Coefficient -Transmission Coefficient -Power Reflection Coefficient -Standing Wave Ratio -Attenuation Constant -Phase Constant -Propagation Constant -Characteristic Impedance -Power Gain -Decibel Power Gain -Voltage Gain -Voltage Gain (dB) -Power Loss Factor Perfect For -Electrical Engineering students (high school & college) -Electricians -Teachers & tutors -Anyone curious about the world of Electrical Engineering! Start your journey into the world of Electrical Engineering — one formula at a time. Download Electrical Formula Quiz today and see how many formulas you really know! Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://forwaelade.web.app/ElectricalFormulas/privacy-policy

Screenshots

PCT Coach3 screens
Electrical Formulas Quiz4 screens

Verdict

The call

The clearest difference is in-app purchases: PCT Coach at none against Electrical Formulas Quiz's 3. On price, ads, 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

Both are free to download. Electrical Formulas Quiz sells 3 in-app purchases, starting at $7.99 per 7 days. PCT Coach asks for nothing beyond the download.

Scorecard1 real difference · 8 level
PCT Coach versus Electrical Formulas Quiz: the parameters behind the verdict, then further details
ParameterPCT CoachElectrical Formulas Quiz
PriceFreeFree
Rating—5.0 (1 ratings) — better
Number of ratings—1 — better
Update frequency—Every 3 months
AdsNoNo
In-app purchasesNo — betterYes
Monetization—Free with in-app purchases
DevicesiPhoneiPhone
Requires iOS17.617.0 — better
Further details — not scored
Size4 MB10 MB
Age rating4+4+
DeveloperBaris AtalayForwa Elade Wunde

In-app purchases

None

PCT Coach

No in-app purchases

3 purchases

Electrical Formulas Quiz

Subscriptions3
  • Week$7.997 Days
  • Month$19.991 Month
  • Year$29.991 Year

Questions

Is PCT Coach free?
PCT Coach is free to download, with no in-app purchases.
Is Electrical Formulas Quiz free?
Electrical Formulas Quiz is free to download, with in-app purchases available.
Do PCT Coach or Electrical Formulas Quiz have ads?
Neither PCT Coach nor Electrical Formulas Quiz shows ads.

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