# Southwire® Conversion Calc vs ElectriCalc Pro

The clearest difference is review sentiment: ElectriCalc Pro at 78% against Southwire® Conversion Calc's 0%. ElectriCalc Pro also leads on rating (4.9 vs 4.2) and ratings volume (354 vs 5). Southwire® Conversion Calc's advantage is in-app purchases (none vs 2) and update cadence (every 4 months vs every 10 months). On price and ads there is nothing between them.

Both are free to download. ElectriCalc Pro sells 2 in-app purchases, starting at $4.99 per month. Southwire® Conversion Calc asks for nothing beyond the download.

ElectriCalc Pro holds the better App Store score, 4.9 against 4.2. That said, the two scores are not equally well evidenced: ElectriCalc Pro has 354 ratings behind it against 5, so its average is the more settled of the two. Written reviews point the same way: 0% of Southwire® Conversion Calc's written reviews are positive against 78% of ElectriCalc Pro's.

Southwire® Conversion Calc ships an update every 4 months, ElectriCalc Pro every 10 months. The most recent releases landed on August 28, 2026 and September 19, 2026 respectively.

## The numbers

| Metric | Southwire® Conversion Calc | ElectriCalc Pro |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.2 (5 ratings)](https://appshunter.io/ios/app/southwire-conversion-calc/id545756420/reviews) | **[4.9 (354 ratings)](https://appshunter.io/ios/app/electricalc-pro/id569677304/reviews)** |
| Number of ratings | 5 | **354** |
| Positive reviews | 0.0% of reviews | **78.1% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 4 months** | Every 10 months |
| Monetization | **Free** | Free with in-app purchases |
| Size | 7 MB | 29 MB |
| Requires iOS | 16.6 | **14.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 12+ |
| Developer | [Southwire Company](https://appshunter.io/developer/440338423) | [Calculated Industries](https://appshunter.io/developer/370406449) |

## What reviewers say

### Southwire® Conversion Calc

[App page](https://appshunter.io/ios/app/southwire-conversion-calc/id545756420)

This utility app facilitates conversions between copper and aluminum electrical wiring. It allows users to calculate pricing, unit of measure, conversion factors, and weight based on product length. The app comes preloaded with numerous cable types for easy calculation.

**Highlights:** Copper to aluminum conversion, Aluminum to copper conversion, Pricing unit of measure calculation, Conversion factor calculation, Weight per product length calculation, Preloaded cable data

**Features:** macOS Compatibility

**In-app purchases:** none


### 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 |


## Frequently asked questions

### Is Southwire® Conversion Calc free?

Southwire® Conversion Calc is free to download, with no in-app purchases.

### Is ElectriCalc Pro free?

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

### Which has better reviews, Southwire® Conversion Calc or ElectriCalc Pro?

ElectriCalc Pro is rated higher. Southwire® Conversion Calc averages 4.2 out of 5 from 5 ratings, while ElectriCalc Pro averages 4.9 from 354 ratings.

### Do Southwire® Conversion Calc or ElectriCalc Pro have ads?

Neither Southwire® Conversion Calc nor ElectriCalc Pro shows ads.

### Which is updated more often, Southwire® Conversion Calc or ElectriCalc Pro?

Southwire® Conversion Calc ships an update every 4 months, and ElectriCalc Pro every 10 months. Most recently, Southwire® Conversion Calc was updated on August 28, 2026 and ElectriCalc Pro on September 19, 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.*