# ElectriCalc Pro vs VFD Cable Sizing Calc

The clearest difference is in-app purchases: VFD Cable Sizing Calc at none against ElectriCalc Pro's 2. VFD Cable Sizing Calc also leads on update cadence (every 4 months vs every 10 months). ElectriCalc Pro's advantage is iOS requirement (14.0 vs 16.0). On price, ads and device support there is nothing between them.

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

ElectriCalc Pro ships an update every 10 months, VFD Cable Sizing Calc every 4 months. The most recent releases landed on September 19, 2026 and March 8, 2026 respectively.

## The numbers

| Metric | ElectriCalc Pro | VFD Cable Sizing Calc |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.9 (354 ratings)](https://appshunter.io/ios/app/electricalc-pro/id569677304/reviews)** | — |
| Number of ratings | **354** | — |
| Positive reviews | 78.1% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 10 months | **Every 4 months** |
| Monetization | Free with in-app purchases | — |
| Size | 29 MB | 5 MB |
| Requires iOS | **14.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 12+ | 17+ |
| Developer | [Calculated Industries](https://appshunter.io/developer/370406449) | [Southwire Company](https://appshunter.io/developer/440338423) |

## 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 |


### VFD Cable Sizing Calc

[App page](https://appshunter.io/ios/app/vfd-cable-sizing-calc/id6452802915)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is ElectriCalc Pro free?

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

### Is VFD Cable Sizing Calc free?

VFD Cable Sizing Calc is free to download, with no in-app purchases.

### Do ElectriCalc Pro or VFD Cable Sizing Calc have ads?

Neither ElectriCalc Pro nor VFD Cable Sizing Calc shows ads.

### Which is updated more often, ElectriCalc Pro or VFD Cable Sizing Calc?

ElectriCalc Pro ships an update every 10 months, and VFD Cable Sizing Calc every 4 months. Most recently, ElectriCalc Pro was updated on September 19, 2026 and VFD Cable Sizing Calc on March 8, 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.*