# ElectriCalc Pro vs VDrop

The clearest difference is in-app purchases: VDrop at none against ElectriCalc Pro's 2. VDrop also leads on review sentiment (100% vs 78%) and iOS requirement (10.0 vs 14.0). ElectriCalc Pro's advantage is ratings volume (354 vs 3). On price, rating, update cadence 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. VDrop asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 4.9 for ElectriCalc Pro against 5.0 for VDrop. That said, the two scores are not equally well evidenced: ElectriCalc Pro has 354 ratings behind it against 3, so its average is the more settled of the two. Written reviews are what separate them: 78% of ElectriCalc Pro's written reviews are positive against 100% of VDrop's.

ElectriCalc Pro ships an update every 10 months, VDrop every 13 months. The most recent releases landed on September 19, 2026 and June 1, 2026 respectively.

## The numbers

| Metric | ElectriCalc Pro | VDrop |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.9 (354 ratings)](https://appshunter.io/ios/app/electricalc-pro/id569677304/reviews) | **[5.0 (3 ratings)](https://appshunter.io/ios/app/vdrop/id1461666751/reviews)** |
| Number of ratings | **354** | 3 |
| Positive reviews | 78.1% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 10 months** | Every 13 months |
| Monetization | Free with in-app purchases | **Free** |
| Size | 29 MB | 13 MB |
| Requires iOS | 14.0 | **10.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 12+ | 4+ |
| Developer | [Calculated Industries](https://appshunter.io/developer/370406449) | [Nebulous LLC](https://appshunter.io/developer/1448637140) |

## 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 |


### VDrop

[App page](https://appshunter.io/ios/app/vdrop/id1461666751)

This utility calculates voltage drop for electrical systems up to 600V. It provides detailed calculation outputs to help users verify results and build confidence in their electrical work. Custom voltage inputs are supported.

**Highlights:** Voltage drop calculations, Supports up to 600V, Custom voltage input, Detailed calculation outputs, User confidence building

**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 VDrop free?

VDrop is free to download, with no in-app purchases.

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

VDrop is rated higher. ElectriCalc Pro averages 4.9 out of 5 from 354 ratings, while VDrop averages 5.0 from 3 ratings.

### Do ElectriCalc Pro or VDrop have ads?

Neither ElectriCalc Pro nor VDrop shows ads.

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

ElectriCalc Pro ships an update every 10 months, and VDrop every 13 months. Most recently, ElectriCalc Pro was updated on September 19, 2026 and VDrop on June 1, 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.*