# Wire Color Code vs NG Wire

The clearest difference is review sentiment: NG Wire at 100% against Wire Color Code's 43%. NG Wire also leads on rating (5.0 vs 4.6). Wire Color Code's advantage is monetization model (free with in-app purchases vs subscription) and ratings volume (999 vs 9). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Wire Color Code sells 1 one-off in-app purchase and NG Wire sells 2 in-app purchases, starting at $1.99 per month. Whichever you choose, the download price is not the number that matters.

NG Wire holds the better App Store score, 5.0 against 4.6. That said, the two scores are not equally well evidenced: Wire Color Code has 999 ratings behind it against 9, so its average is the more settled of the two. Written reviews point the same way: 43% of Wire Color Code's written reviews are positive against 100% of NG Wire's.

Wire Color Code ships an update every 2 months, NG Wire every 12 months. The most recent releases landed on September 26, 2026 and August 10, 2026 respectively.

## The numbers

| Metric | Wire Color Code | NG Wire |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.6 (999 ratings)](https://appshunter.io/ios/app/wire-color-code/id6444740127/reviews) | **[5.0 (9 ratings)](https://appshunter.io/ios/app/ng-wire-nec-ampacity-and-fill/id6478354523/reviews)** |
| Number of ratings | **999** | 9 |
| Positive reviews | 42.9% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 12 months |
| Monetization | **Free with in-app purchases** | Subscription |
| Size | 13 MB | 13 MB |
| Requires iOS | **16.0** | 18.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Bonsaisoft LLC](https://appshunter.io/developer/376137158) | [NG Orange LLC](https://appshunter.io/developer/1732601190) |

## What reviewers say

### Wire Color Code

[App page](https://appshunter.io/ios/app/wire-color-code/id6444740127)

This app helps electricians and DIYers identify electrical wire colors globally. It offers country-specific codes, a large circuit database, and quick search functionality. Customize colors for your projects and enjoy a user-friendly interface for efficient electrical panel wiring.

**Highlights:** Global country-specific wire color codes, Extensive circuit database (up to 1000 circuits), Quick search for phase colors, Customizable phase colors for projects, User-friendly interface

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Version | $9.99 | one-time |

**What reviewers like**

- 🚀 Saves time identifying wire colors and circuit numbers
- 📚 Useful reference tool for electricians
- 🎯 Helpful for professional electrical work
- 👍 Intuitive and illustrative design

**What reviewers complain about**

- 💰 Hidden costs beyond initial purchase price
- 🔒 Account/license transfer issues between devices
- 📉 Limited free version functionality (only 11 circuits)
- ⚠️ Overpriced for basic information
- 🎨 Could use better UI/UX design

**Reported bugs**

- App locks users out after switching phones despite previous purchase
- License/purchase not properly restored on new devices

**Requested features**

- Ability to change order or hide countries/regions not needed
- More comprehensive free version with expanded circuit options
- Better visual design and polish


### NG Wire

[App page](https://appshunter.io/ios/app/ng-wire-nec-ampacity-and-fill/id6478354523)

This app provides electrical construction professionals with quick access to National Electric Code® (NEC®) tables and calculations for wire, conduit, and motor data. It streamlines complex calculations for efficient and accurate results in the field or office.

**Highlights:** NEC® table lookup, General conduit fill calculations, Detailed conduit fill calculations, Wire ampacity, Motor data, Ambient temperature correction, Conductor adjustment factors

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| NG Wire - Monthly | $1.99 | per month |
| NG Wire - Annual | $21.99 | per year |


## Frequently asked questions

### Is Wire Color Code free?

Wire Color Code is free to download, with in-app purchases available.

### Is NG Wire free?

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

### Which has better reviews, Wire Color Code or NG Wire?

NG Wire is rated higher. Wire Color Code averages 4.6 out of 5 from 999 ratings, while NG Wire averages 5.0 from 9 ratings.

### Do Wire Color Code or NG Wire have ads?

Neither Wire Color Code nor NG Wire shows ads.

### Which is updated more often, Wire Color Code or NG Wire?

Wire Color Code ships an update every 2 months, and NG Wire every 12 months. Most recently, Wire Color Code was updated on September 26, 2026 and NG Wire on August 10, 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.*