# MasterElec vs VoltForge

The clearest difference is update cadence: VoltForge at every 3 weeks against MasterElec's every 3 months. VoltForge also leads on iOS requirement (15.1 vs 17.0). MasterElec's advantage is ratings volume (4 vs 1). On price, rating, ads and in-app purchases there is nothing between them.

Both are free to download. MasterElec sells 2 in-app purchases, starting at $4.99 per 7 days and VoltForge sells 1 one-off in-app purchase. 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 MasterElec against 5.0 for VoltForge. Both are backed by a comparable volume of ratings — 4 and 1 respectively.

MasterElec ships an update every 3 months, VoltForge every 3 weeks. The most recent releases landed on October 10, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | MasterElec | VoltForge |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (4 ratings)](https://appshunter.io/ios/app/masterelec-nec-code-guide/id6760912109/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/voltforge/id6762475628/reviews) |
| Number of ratings | **4** | 1 |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 3 weeks** |
| Monetization | Freemium | Free with in-app purchases |
| Size | 28 MB | 47 MB |
| Requires iOS | 17.0 | **15.1** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [TWOSCRIPTS LABS INC.](https://appshunter.io/developer/1861222980) | [Clark Allen](https://appshunter.io/developer/1888902287) |

## What reviewers say

### 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 |


### 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 |


## Frequently asked questions

### Is MasterElec free?

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

### Is VoltForge free?

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

### Which has better reviews, MasterElec or VoltForge?

MasterElec and VoltForge are both rated 5.0 out of 5 on the App Store, from 4 and 1 ratings respectively.

### Do MasterElec or VoltForge have ads?

Neither MasterElec nor VoltForge shows ads.

### Which is updated more often, MasterElec or VoltForge?

MasterElec ships an update every 3 months, and VoltForge every 3 weeks. Most recently, MasterElec was updated on October 10, 2026 and VoltForge on October 5, 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.*