Electrical Engineering Pack vs Digital Electronics Pro
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
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.
- 60+ Electrical Calculators
- 16 Electrical Converter Categories
- Automatic Calculation Updates
- Resistor Color Code Calculator
- Upgraded Voltage Drop Calculator
- NEC/IEEE Standards Compliant
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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
Digital Electronics Pro
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Digital Electronics Pro is a powerful reference tool for electronics students, engineers, and hobbyists. Whether you're just starting out or already experienced, this app helps you design, learn, and prototype with ease. It combines essential theory with practical guides and covers key digital electronics topics, including logic gates, counters, flip-flops, and IC reference data. The app also features detailed information on popular digital IC families such as TTL 7400 and CMOS 4000 series. Perfect for quick learning or as a companion for working on electronic circuits and digital systems. Available in 14 Languages: • English, French, German, Indonesian, Italian, Japanese, Polish, Portuguese, Russian, Simplified Chinese, Spanish, Turkish, Ukrainian, and Vietnamese — study in your native language! The Pro version offers additional features, including: • Favourites feature: Allows users to save topics and access them quickly. • Full-text search: Enables quick navigation across all app content. The app includes detailed tutorials and references for: • Basic logic • Families of digital chips • Universal logic elements • Elements with Schmitt trigger • Buffer elements • Flip-flops • Registers • Counters • Adders • Multiplexers • Decoders and demultiplexers • 7-segment LED drivers • Encryptors • Digital comparators • 7400 series ICs • 4000 series ICs • Astable CMOS Oscillators • Monostable CMOS Oscillators • Bistable CMOS Oscillators • Gated CMOS Oscillators • TTL Oscillators Whether you're learning, teaching, or building real-world digital circuits, Digital Electronics Pro is your trusted companion every step of the way.
Screenshots
Verdict
The clearest difference is update cadence: Digital Electronics Pro at every 2 months against Electrical Engineering Pack's every 4 months. On price, 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
Electrical Engineering Pack costs $4.99 and Digital Electronics Pro $4.99 up front. Neither carries in-app purchases, so what you see is what you pay.
Electrical Engineering Pack ships an update every 4 months, Digital Electronics Pro every 2 months. Both last shipped on October 12, 2026.
| Parameter | Electrical Engineering Pack | Digital Electronics Pro |
|---|---|---|
| Price | $4.99 | $4.99 |
| Rating | 4.7 (76 ratings) — better | — |
| Positive reviews | 75.0% of reviews | — |
| Number of ratings | 76 — better | — |
| Update frequency | Every 4 months | Every 2 months — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Paid | — |
| Devices | iPhone, iPad | iPhone, iPad, Mac — better |
| Requires iOS | 17.6 | 16.0 — better |
| Further details — not scored | ||
| Size | 14 MB | 21 MB |
| Age rating | 4+ | 4+ |
| Developer | V PUGAZHENTHI | ALG Software Lab SIA |
In-app purchases
Electrical Engineering Pack
No in-app purchases
Digital Electronics Pro
No in-app purchases
Questions
Is Electrical Engineering Pack free?
Is Digital Electronics Pro free?
Do Electrical Engineering Pack or Digital Electronics Pro have ads?
Which is updated more often, Electrical Engineering Pack or Digital Electronics Pro?
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