Comparison

Electrical Engineering Pack vs Graphing Calculator X84

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

Graphing Calculator X84

This app offers a free, powerful alternative to hardware graphing calculators. It supports basic to complex math, including graphing, statistics, and matrix operations, with a built-in user manual for assistance.

Highlights
  • Graphing of functions
  • Statistics and regression analysis
  • Matrix operations
  • Equation and polynomial solver
  • Integral and derivative calculation
  • Mathematical display
Features
Read full description

Graphing Calculator X has a formidable reputation of being the FREE alternative to heavy complex hardware calculators. It is suitable for all types of users, whether they are looking to carry out basic or complex mathematics; It is equipped with a powerful MATH CORE advocated by MATH DISPLAY support, which increases its functionality by leaps and bounds, making it an ideal choice for engineers, math students etc. It comes with an in depth User Manual and Tutorial to answer any questions you have, regarding the app and to help you further understand the world of advanced mathematics. ◉ BUILT-IN DOCUMENTS: ▸ Basic General Calculation ▸ X & Y Calculation & Intersection of Functions ▸ Calculate Local Maxima, Minima... ▸ Statistics & Regression ▸ Solve Equations & Polynomial ▸ Calculate Integral Functions ◉ CALCULATOR INCLUDED: ▸ Universal Calculator App ▸ Mathematical Display ▸ Complex Number Calculation ▸ Edit & Export Expression/Result ▸ History Tape View ▸ Basic Calculations (+, -, x, ÷, ^, √,…) ▸ Advanced Functions (Sin,Cos,Ln,E,…) ▸ Y-Var & Customize Functions (Y1, Y2) ▸ Fraction and Degree/Angle Calculation ▸ Numeric Integral & Derivative Calculation ▸ Hardware Keyboard Support ▸ Dual Themes(Skin) ◉ 2D GRAPH: ▸ Simultaneous Graph (2 Y-Var) ▸ Support F(X,Y) = 0. E.g. Sin(X) + Cos(Y) = 0 ▸ Smooth Zoom & Transformation ▸ Points TRACING ▸ Box Plot (STAT) ◉ STATISTIC,REGRESSION & TEST: ▸ Create/Edit Lists ▸ 1-Var, 2-Var Statistic ▸ Linear, Ln, Exp Regressions ▸ Dialog Wizard Setups ◉ MATRIX: ▸ Create/Edit Matrices ▸ Basic Matrix Functions (+,-,×,÷…) ▸ Transpose, Det,... ◉ ADITIONAL FEATURES: ▸ Quadratic Equation Solver ▸ 2-Var Linear Equation Solver ▸ And more will be available in further update! IT IS THE MUST HAVE CALCULATOR !!!!!!! We love your feedback, Thanks a lot ! Please contact us for questions, bugs/crash reports, conversion requirements, etc…

Screenshots

Electrical Engineering Pack4 screens
Graphing Calculator X844 screens

Verdict

The call

The clearest difference is price: Graphing Calculator X84 at Free against Electrical Engineering Pack's $4.99. Graphing Calculator X84 also leads on ratings volume (50K vs 76) and iOS requirement (12.1 vs 17.6). Electrical Engineering Pack's advantage is review sentiment (75% vs 38%) and in-app purchases (none vs 1). On update cadence 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

Graphing Calculator X84 is free to download; Electrical Engineering Pack costs $4.99 up front. Graphing Calculator X84 sells 1 one-off in-app purchase. Electrical Engineering Pack asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Electrical Engineering Pack holds the better App Store score, 4.7 against 4.5. That said, the two scores are not equally well evidenced: Graphing Calculator X84 has 50K ratings behind it against 76, so its average is the more settled of the two. Written reviews point the same way: 75% of Electrical Engineering Pack's written reviews are positive against 38% of Graphing Calculator X84's.

UpkeepUpdate frequency

Electrical Engineering Pack ships an update every 4 months, Graphing Calculator X84 every 3 months. The most recent releases landed on September 18, 2026 and September 24, 2026 respectively.

Scorecard8 real differences · 2 level
Electrical Engineering Pack versus Graphing Calculator X84: the parameters behind the verdict, then further details
ParameterElectrical Engineering PackGraphing Calculator X84
Price$4.99Free — better
Rating4.7 (76 ratings) — better4.5 (50K ratings)
Positive reviews75.0% of reviews — better38.3% of reviews
Number of ratings7650K — better
Update frequencyEvery 4 monthsEvery 3 months — better
AdsNo — betterYes
In-app purchasesNo — betterYes
MonetizationPaidFree with in-app purchases — better
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS17.612.1 — better
Further details — not scored
Size14 MB23 MB
Age rating4+4+
DeveloperV PUGAZHENTHIIncpt.Mobis

Customer experience

Electrical Engineering Pack

All ratings76 ratings
Positive90.8%
Neutral6.6%
Negative2.6%
Written reviews8 reviews
Positive75.0%
Neutral12.5%
Negative12.5%

Graphing Calculator X84

All ratings49,931 ratings
Positive88.4%
Neutral3.7%
Negative7.9%
Written reviews196 reviews
Positive38.3%
Neutral8.2%
Negative53.6%

Bugs and requests

Electrical Engineering Pack

Not enough reviews yet to summarise bugs or requests.

Graphing Calculator X84

Reported bugs

3 issues
  • Calculation errors on basic functions
  • Graphing and programming features not working as expected
  • Frequent crashes and freezes

Requested features

4 requests
  • Option to pay and remove ads
  • More customization options
  • Haptic feedback when pressing buttons
  • Better integration with physical TI-84 calculators

In-app purchases

None

Electrical Engineering Pack

No in-app purchases

1 purchases

Graphing Calculator X84

One-time1
  • PRO Upgrade$5.99

Questions

Is Electrical Engineering Pack free?
Electrical Engineering Pack costs $4.99, with no in-app purchases.
Is Graphing Calculator X84 free?
Graphing Calculator X84 is free to download, with in-app purchases available.
Which has better reviews, Electrical Engineering Pack or Graphing Calculator X84?
Electrical Engineering Pack is rated higher. Electrical Engineering Pack averages 4.7 out of 5 from 76 ratings, while Graphing Calculator X84 averages 4.5 from 50K ratings.
Do Electrical Engineering Pack or Graphing Calculator X84 have ads?
Graphing Calculator X84 shows ads; Electrical Engineering Pack does not.
Which is updated more often, Electrical Engineering Pack or Graphing Calculator X84?
Electrical Engineering Pack ships an update every 4 months, and Graphing Calculator X84 every 3 months. Most recently, Electrical Engineering Pack was updated on September 18, 2026 and Graphing Calculator X84 on September 24, 2026.

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