# VoltForge vs ElectricianCalc NEC Calculator

The clearest difference is update cadence: ElectricianCalc NEC Calculator at every 4 days against VoltForge's every 3 weeks. On price, rating, ratings volume and ads there is nothing between them.

Both are free to download. VoltForge sells 1 one-off in-app purchase and ElectricianCalc NEC Calculator sells 3 in-app purchases, starting at $4.99 per month. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 5.0 for VoltForge against 5.0 for ElectricianCalc NEC Calculator. Both are backed by a comparable volume of ratings — 1 and 1 respectively.

VoltForge ships an update every 3 weeks, ElectricianCalc NEC Calculator every 4 days. Both last shipped on October 31, 2026.

## The numbers

| Metric | VoltForge | ElectricianCalc NEC Calculator |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/voltforge/id6762475628/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/electriciancalc-nec-calculator/id6763315320/reviews) |
| Number of ratings | 1 | 1 |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 4 days** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 47 MB | 1 MB |
| Requires iOS | **15.1** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Clark Allen](https://appshunter.io/developer/1888902287) | [Double Vision USA LLC](https://appshunter.io/developer/1894678139) |

## What reviewers say

### VoltForge

[App page](https://appshunter.io/ios/app/voltforge/id6762475628)

This app provides electricians with essential field calculators, up-to-date code references, and a job estimator. It offers tools for Ohm's Law, voltage drop, conduit bending, and wire ampacity, all accessible offline. Pro features are available as a one-time purchase.

**Highlights:** Ohm's Law & Voltage Drop Calculator, Fraction & Wire Ampacity Tables, Conduit Bending & Fill Calculators, Wire Pull Tension Calculator, NEC 2023 Quick Reference, Job Estimator with PDF Export

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| VoltForge Pro | $4.99 | one-time |


### ElectricianCalc NEC Calculator

[App page](https://appshunter.io/ios/app/electriciancalc-nec-calculator/id6763315320)

This app provides instant, NEC-compliant electrical calculations for voltage drop, wire size, conduit fill, and ampacity. It offers offline access to essential electrical formulas and code references, helping professionals and DIYers work efficiently and accurately.

**Highlights:** Voltage drop calculation, Wire size determination, Conduit fill analysis, Ampacity lookup, Ohm's Law calculations, Motor FLA and OCPD, Box fill calculations

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Monthly | $4.99 | per month |
| Pro Yearly | $29.99 | per year |
| Pro Unlock | $74.99 | one-time |


## Frequently asked questions

### Is VoltForge free?

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

### Is ElectricianCalc NEC Calculator free?

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

### Which has better reviews, VoltForge or ElectricianCalc NEC Calculator?

VoltForge and ElectricianCalc NEC Calculator are both rated 5.0 out of 5 on the App Store, from 1 and 1 ratings respectively.

### Do VoltForge or ElectricianCalc NEC Calculator have ads?

Neither VoltForge nor ElectricianCalc NEC Calculator shows ads.

### Which is updated more often, VoltForge or ElectricianCalc NEC Calculator?

VoltForge ships an update every 3 weeks, and ElectricianCalc NEC Calculator every 4 days. Most recently, VoltForge was updated on October 31, 2026 and ElectricianCalc NEC Calculator on October 31, 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.*