# NEC Mastery vs Electrician's Test Bench

The clearest difference is update cadence: NEC Mastery at fortnightly against Electrician's Test Bench's every 3 months. NEC Mastery also leads on device support (4 vs 1). On price, ads, in-app purchases and iOS requirement there is nothing between them.

Both are free to download. NEC Mastery sells 4 in-app purchases, starting at $9.99 per month and Electrician's Test Bench sells 2 in-app purchases, starting at $8.99 per month. Whichever you choose, the download price is not the number that matters.

NEC Mastery ships an update fortnightly, Electrician's Test Bench every 3 months. The most recent releases landed on October 24, 2026 and October 1, 2026 respectively.

## The numbers

| Metric | NEC Mastery | Electrician's Test Bench |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (172 ratings)](https://appshunter.io/ios/app/nec-mastery/id6720711044/reviews)** | — |
| Number of ratings | **172** | — |
| Positive reviews | 80.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 3 months |
| Monetization | Free with in-app purchases | — |
| Size | 127 MB | 9 MB |
| Requires iOS | **16** | 17.2 |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Webrich Software Limited](https://appshunter.io/developer/290203591) | [Cargo Teleport Inc](https://appshunter.io/developer/1761832181) |

## What reviewers say

### NEC Mastery

[App page](https://appshunter.io/ios/app/nec-mastery/id6720711044)

Prepare for electrician certification exams with over 8,000 practice questions and detailed explanations. Access a comprehensive quick reference guide and 20 professional NEC calculators for on-the-job use. Track work hours with a built-in log for state board submissions.

**Highlights:** 8000+ exam-style questions, 20 NEC calculators, Quick reference guide, Electrician hour log, 2023/2024 NEC Code updates, Customizable study syllabus, Mock tests and performance tracking

**Features:** Vision Pro support

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Full Question Bank | $9.99 | per month |
| Full Question Bank | $24.99 | per 3 months |
| Full Question Bank | $39.99 | per 6 months |
| Full Question Bank | $59.99 | per year |


### Electrician's Test Bench

[App page](https://appshunter.io/ios/app/electricians-test-bench/id6739825985)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium monthly subscription | $8.99 | per month |
| Lifetime version | $19.99 | one-time |


## Frequently asked questions

### Is NEC Mastery free?

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

### Is Electrician's Test Bench free?

Electrician's Test Bench is free to download, with in-app purchases available.

### Do NEC Mastery or Electrician's Test Bench have ads?

Neither NEC Mastery nor Electrician's Test Bench shows ads.

### Which is updated more often, NEC Mastery or Electrician's Test Bench?

NEC Mastery ships an update fortnightly, and Electrician's Test Bench every 3 months. Most recently, NEC Mastery was updated on October 24, 2026 and Electrician's Test Bench on October 1, 2026.

---

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