# Electrical Wiring Simulator vs NEC Electrical Exam by VoltLab

The clearest difference is review sentiment: NEC Electrical Exam by VoltLab at 100% against Electrical Wiring Simulator's 34%. NEC Electrical Exam by VoltLab also leads on rating (5.0 vs 4.6) and monetization model (free vs free with in-app purchases). Electrical Wiring Simulator's advantage is ratings volume (492 vs 1). On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Electrical Wiring Simulator sells 3 in-app purchases, starting at $12.99 per month and NEC Electrical Exam by VoltLab sells 2 in-app purchases, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.

NEC Electrical Exam by VoltLab holds the better App Store score, 5.0 against 4.6. That said, the two scores are not equally well evidenced: Electrical Wiring Simulator has 492 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 34% of Electrical Wiring Simulator's written reviews are positive against 100% of NEC Electrical Exam by VoltLab's.

Both ship on a similar rhythm, roughly every 5 weeks. The most recent releases landed on November 7, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | Electrical Wiring Simulator | NEC Electrical Exam by VoltLab |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.6 (492 ratings)](https://appshunter.io/ios/app/electrical-wiring-simulator/id1638500625/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/nec-electrical-exam-by-voltlab/id6759293855/reviews)** |
| Number of ratings | **492** | 1 |
| Positive reviews | 34.5% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 5 weeks | Every 5 weeks |
| Monetization | Free with in-app purchases | **Free** |
| Size | 231 MB | 77 MB |
| Requires iOS | **15.0** | 15.6 |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Louie Juera](https://appshunter.io/developer/1638500957) | [Nazmul Islam](https://appshunter.io/developer/1860082590) |

## What reviewers say

### Electrical Wiring Simulator

[App page](https://appshunter.io/ios/app/electrical-wiring-simulator/id1638500625)

Practice electrical wiring and circuit simulation for training and learning. Master DC and AC circuits, relays, motors, and Arduino projects safely on your device. Ideal for students, apprentices, and hobbyists to build real-world skills.

**Highlights:** DC and AC circuit simulation, Relay, motor, and Arduino wiring, Step-by-step guided practice, Exam and certification preparation, Real-time troubleshooting, Mobile-first learning

**Features:** Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| EWS Pro Monthly | $12.99 | per month |
| EWS Pro Yearly | $24.99 | per year |
| Pro Access | $49.99 | one-time |


### NEC Electrical Exam by VoltLab

[App page](https://appshunter.io/ios/app/nec-electrical-exam-by-voltlab/id6759293855)

Prepare for electrician licensing exams with AI-powered practice tests and personalized study plans. Track your progress, identify weak areas, and simulate real exam conditions to ensure you're ready to pass.

**Highlights:** AI-powered readiness score, Full mock exams, Customizable practice drills, Daily code challenges, AI-generated questions with explanations, Progress tracking and weak area identification, Timed practice mode

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| US | $2.99 | per month |
| US | $29.99 | per year |


## Frequently asked questions

### Is Electrical Wiring Simulator free?

Electrical Wiring Simulator is free to download, with in-app purchases available.

### Is NEC Electrical Exam by VoltLab free?

NEC Electrical Exam by VoltLab is free to download, with in-app purchases available.

### Which has better reviews, Electrical Wiring Simulator or NEC Electrical Exam by VoltLab?

NEC Electrical Exam by VoltLab is rated higher. Electrical Wiring Simulator averages 4.6 out of 5 from 492 ratings, while NEC Electrical Exam by VoltLab averages 5.0 from 1 ratings.

### Do Electrical Wiring Simulator or NEC Electrical Exam by VoltLab have ads?

Neither Electrical Wiring Simulator nor NEC Electrical Exam by VoltLab shows ads.

### Which is updated more often, Electrical Wiring Simulator or NEC Electrical Exam by VoltLab?

Electrical Wiring Simulator ships an update every 5 weeks, and NEC Electrical Exam by VoltLab every 5 weeks. Most recently, Electrical Wiring Simulator was updated on November 7, 2026 and NEC Electrical Exam by VoltLab on November 5, 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.*