# Electrical Engineering Pack vs Simurelay

The clearest difference is price: Simurelay at Free against Electrical Engineering Pack's $4.99. Simurelay also leads on device support (4 vs 2) and iOS requirement (15.6 vs 17.6). Electrical Engineering Pack's advantage is rating (4.7 vs 3.9) and in-app purchases (none vs 3). On update cadence and ads there is nothing between them.

Simurelay is free to download; Electrical Engineering Pack costs $4.99 up front. Simurelay sells 3 one-off in-app purchases. Electrical Engineering Pack asks for nothing beyond the download.

Electrical Engineering Pack holds the better App Store score, 4.7 against 3.9. Both are backed by a comparable volume of ratings — 76 and 17 respectively. Written reviews point the same way: 75% of Electrical Engineering Pack's written reviews are positive against 52% of Simurelay's.

Electrical Engineering Pack ships an update every 4 months, Simurelay every 7 months. The most recent releases landed on September 18, 2026 and August 1, 2026 respectively.

## The numbers

| Metric | Electrical Engineering Pack | Simurelay |
| --- | --- | --- |
| Price | $4.99 | **Free** |
| Rating | **[4.7 (76 ratings)](https://appshunter.io/ios/app/electrical-engineering-pack/id505423236/reviews)** | [3.9 (17 ratings)](https://appshunter.io/ios/app/simurelay/id1580180864/reviews) |
| Number of ratings | **76** | 17 |
| Positive reviews | **75.0% of reviews** | 52.3% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 4 months** | Every 7 months |
| Monetization | Paid | **Free with in-app purchases** |
| Size | 14 MB | 19 MB |
| Requires iOS | 17.6 | **15.6** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [V PUGAZHENTHI](https://appshunter.io/developer/491898049) | [Abdessamed Benkabouya](https://appshunter.io/developer/1580180866) |

## What reviewers say

### Electrical Engineering Pack

[App page](https://appshunter.io/ios/app/electrical-engineering-pack/id505423236)

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:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### Simurelay

[App page](https://appshunter.io/ios/app/simurelay/id1580180864)

Design and simulate electromechanical systems with a wide range of basic electrical components. Create detailed electrical diagrams using relays, switches, buttons, contactors, and timers.

**Highlights:** Design electromechanical systems, Simulate electrical diagrams, Basic electrical components library, Relays, switches, buttons, contactors, Timers and motors simulation

**Features:** Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Timers Coils and Contacts | $7.99 | one-time |
| Advanced Tools | $7.99 | one-time |
| Full Version | $14.99 | one-time |


## Frequently asked questions

### Is Electrical Engineering Pack free?

Electrical Engineering Pack costs $4.99, with no in-app purchases.

### Is Simurelay free?

Simurelay is free to download, with in-app purchases available.

### Which has better reviews, Electrical Engineering Pack or Simurelay?

Electrical Engineering Pack is rated higher. Electrical Engineering Pack averages 4.7 out of 5 from 76 ratings, while Simurelay averages 3.9 from 17 ratings.

### Do Electrical Engineering Pack or Simurelay have ads?

Neither Electrical Engineering Pack nor Simurelay shows ads.

### Which is updated more often, Electrical Engineering Pack or Simurelay?

Electrical Engineering Pack ships an update every 4 months, and Simurelay every 7 months. Most recently, Electrical Engineering Pack was updated on September 18, 2026 and Simurelay on August 1, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*