# ElectriCalc Pro vs MasterElec

The clearest difference is ratings volume: ElectriCalc Pro at 354 against MasterElec's 4. ElectriCalc Pro also leads on iOS requirement (14.0 vs 17.0). MasterElec's advantage is update cadence (every 3 months vs every 10 months). On price, rating, ads and in-app purchases there is nothing between them.

Both are free to download. ElectriCalc Pro sells 2 in-app purchases, starting at $4.99 per month and MasterElec sells 2 in-app purchases, starting at $4.99 per 7 days. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 4.9 for ElectriCalc Pro against 5.0 for MasterElec. That said, the two scores are not equally well evidenced: ElectriCalc Pro has 354 ratings behind it against 4, so its average is the more settled of the two.

ElectriCalc Pro ships an update every 10 months, MasterElec every 3 months. The most recent releases landed on October 11, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | ElectriCalc Pro | MasterElec |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.9 (354 ratings)](https://appshunter.io/ios/app/electricalc-pro/id569677304/reviews) | **[5.0 (4 ratings)](https://appshunter.io/ios/app/masterelec-nec-code-guide/id6760912109/reviews)** |
| Number of ratings | **354** | 4 |
| Positive reviews | 78.1% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 10 months | **Every 3 months** |
| Monetization | Free with in-app purchases | Freemium |
| Size | 29 MB | 28 MB |
| Requires iOS | **14.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 12+ | 4+ |
| Developer | [Calculated Industries](https://appshunter.io/developer/370406449) | [TWOSCRIPTS LABS INC.](https://appshunter.io/developer/1861222980) |

## What reviewers say

### ElectriCalc Pro

[App page](https://appshunter.io/ios/app/electricalc-pro/id569677304)

This app provides electricians and electrical professionals with a powerful tool for performing complex calculations based on the latest National Electrical Code (NEC). It offers solutions for wire sizing, voltage drop, conduit sizing, and motor calculations, saving time and ensuring code compliance.

**Highlights:** NEC compliant calculations, Wire and conduit sizing, Voltage drop calculations, Motor full-load amps, Ohm's Law solver, Built-in help and tutorials

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1 Month Full Access | $4.99 | per month |
| 1 Year Full Access | $39.99 | per year |


### MasterElec

[App page](https://appshunter.io/ios/app/masterelec-nec-code-guide/id6760912109)

A voice-powered assistant for electricians that provides offline access to NEC references and professional calculators. Quickly get answers to code questions and perform calculations without needing an internet connection.

**Highlights:** Voice-first interface for queries, 100% offline functionality, NEC reference access, Professional electrical calculators, Bookmark and export calculations, Free daily voice queries

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Susbcription | $4.99 | per 7 days |
| Annual Subscription | $39.99 | per year |


## Frequently asked questions

### Is ElectriCalc Pro free?

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

### Is MasterElec free?

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

### Which has better reviews, ElectriCalc Pro or MasterElec?

MasterElec is rated higher. ElectriCalc Pro averages 4.9 out of 5 from 354 ratings, while MasterElec averages 5.0 from 4 ratings.

### Do ElectriCalc Pro or MasterElec have ads?

Neither ElectriCalc Pro nor MasterElec shows ads.

### Which is updated more often, ElectriCalc Pro or MasterElec?

ElectriCalc Pro ships an update every 10 months, and MasterElec every 3 months. Most recently, ElectriCalc Pro was updated on October 11, 2026 and MasterElec on October 10, 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.*