Comparison

Electrical Engineering Pack vs 2026 WPRC

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

Head to head
About

Electrical Engineering Pack

This app provides a comprehensive suite of electrical calculators and converters for engineers, electricians, and students. It features over 60 calculators for various electrical parameters and 16 converter categories with extensive unit support. Calculations update automatically as input values or units are changed.

Highlights
  • 60+ Electrical Calculators
  • 16 Electrical Converter Categories
  • Automatic Calculation Updates
  • Resistor Color Code Calculator
  • Upgraded Voltage Drop Calculator
  • NEC/IEEE Standards Compliant
Features
Read full description

A complete pack of 60 Electrical Calculators and 16 Electrical Converters — designed for electrical engineers, electricians, and students. Now includes a Resistor Color Code Calculator and an upgraded Voltage Drop Calculator compliant with NEC/IEEE standards. Electrical Calculator List (60) 1. Resistor Color Code Calculator (New) 2. Transformer Calculator (Step-Up and Step-Down Voltage & Current Calculations) 3. Voltage Calculator 4. Current Calculator 5. Resistance Calculator 6. Power Calculator 7. Voltage Drop Calculator (Updated for NEC/IEEE Standards) 8. kVA to Amps (Single Phase) 9. kVA to Amps (Three Phase) 10. Amps to kVA (Single Phase) 11. Amps to kVA (Three Phase) 12. Single Phase Power Calculator 13. Three Phase Power Calculator 14. Single Phase Current Calculator 15. Three Phase Current Calculator 16. DC Horsepower 17. Single Phase Horsepower 18. Three Phase Horsepower 19. DC Current (HP) Calculator 20. Single Phase Current (HP) Calculator 21. Three Phase Current (HP) Calculator 22. Efficiency (DC) Calculator 23. Efficiency (Single Phase) Calculator 24. Efficiency (Three Phase) Calculator 25. Power Factor (Single Phase) Calculator 26. Power Factor (Three Phase) Calculator 27. Luminous Intensity Calculator 28. Luminous Flux Calculator 29. Solid Angle Calculator 30. Energy Cost Calculator 31. Energy Stored (Resistance) Calculator 32. Energy Stored (Inductance) Calculator 33. Energy Stored (Capacitance) Calculator 34. Star to Delta Conversion 35. Delta to Star Conversion 36. Inductive Reactance Calculator 37. Capacitive Reactance Calculator 38. Resonant Frequency Calculator 39. Inductor Sizing Formula 40. Capacitor Sizing Formula 41. Resistance (Series) Calculator 42. Resistance (Parallel) Calculator 43. Inductance (Series) Calculator 44. Inductance (Parallel) Calculator 45. Capacitance (Series) Calculator 46. Capacitance (Parallel) Calculator 47. Unknown Resistance (Series) Calculator 48. Unknown Resistance (Parallel) Calculator 49. Unknown Capacitance (Series) Calculator 50. Unknown Capacitance (Parallel) Calculator 51. Neutral Current (3-Phase Unbalanced Loads) 52. Characteristic Impedance (Parallel) 53. Characteristic Impedance (Coaxial) Electrical Converter Overview The Electrical Converter translates between multiple electrical units and supports both SI and USCS systems. Includes 16 Categories, 173 Units, and over 2,100 conversions. Converter Categories (16): 1. Field Strength 2. Electric Potential 3. Resistance 4. Resistivity 5. Conductance 6. Conductivity 7. Capacitance 8. Inductance 9. Charge 10. Linear Charge Density 11. Surface Charge Density 12. Volume Charge Density 13. Current 14. Linear Current Density 15. Surface Current Density 16. Power Smart Calculation Behavior Calculations update automatically when users change: • Input values • Input units • Output units

About

2026 WPRC

Features
Read full description

This is the official mobile app of the 2025 Western Protective Relay Conference

Screenshots

Electrical Engineering Pack4 screens
2026 WPRC3 screens

Verdict

The call

The clearest difference is price: 2026 WPRC at Free against Electrical Engineering Pack's $4.99. 2026 WPRC also leads on iOS requirement (15.6 vs 17.6). Electrical Engineering Pack's advantage is update cadence (every 4 months vs every 11 months). On 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

CostPrice · In-app purchases · Ads · Monetization

2026 WPRC is free to download; Electrical Engineering Pack costs $4.99 up front. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Electrical Engineering Pack ships an update every 4 months, 2026 WPRC every 11 months. The most recent releases landed on November 6, 2026 and October 30, 2026 respectively.

Scorecard3 real differences · 7 level
Electrical Engineering Pack versus 2026 WPRC: the parameters behind the verdict, then further details
ParameterElectrical Engineering Pack2026 WPRC
Price$4.99Free — better
Rating4.7 (76 ratings) — better—
Positive reviews75.0% of reviews—
Number of ratings76 — better—
Update frequencyEvery 4 months — betterEvery 11 months
AdsNoNo
In-app purchasesNoNo
MonetizationPaid—
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS17.615.6 — better
Further details — not scored
Size14 MB41 MB
Age rating4+4+
DeveloperV PUGAZHENTHIWashington State University

In-app purchases

None

Electrical Engineering Pack

No in-app purchases

None

2026 WPRC

No in-app purchases

Questions

Is Electrical Engineering Pack free?
Electrical Engineering Pack costs $4.99, with no in-app purchases.
Is 2026 WPRC free?
2026 WPRC is free to download, with no in-app purchases.
Do Electrical Engineering Pack or 2026 WPRC have ads?
Neither Electrical Engineering Pack nor 2026 WPRC shows ads.
Which is updated more often, Electrical Engineering Pack or 2026 WPRC?
Electrical Engineering Pack ships an update every 4 months, and 2026 WPRC every 11 months. Most recently, Electrical Engineering Pack was updated on November 6, 2026 and 2026 WPRC on October 30, 2026.

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