# Electrical Risk Checklist NTT vs Wire Color Code

The clearest difference is in-app purchases: Electrical Risk Checklist NTT at none against Wire Color Code's 1. Electrical Risk Checklist NTT also leads on rating (5.0 vs 4.7). Wire Color Code's advantage is update cadence (every 2 months vs every 15 months) and ratings volume (1K vs 1). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Wire Color Code sells 1 one-off in-app purchase. Electrical Risk Checklist NTT asks for nothing beyond the download.

Electrical Risk Checklist NTT holds the better App Store score, 5.0 against 4.7. That said, the two scores are not equally well evidenced: Wire Color Code has 1K ratings behind it against 1, so its average is the more settled of the two.

Electrical Risk Checklist NTT ships an update every 15 months, Wire Color Code every 2 months. The most recent releases landed on October 3, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | Electrical Risk Checklist NTT | Wire Color Code |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/electrical-risk-checklist-ntt/id1502557019/reviews)** | [4.7 (1K ratings)](https://appshunter.io/ios/app/wire-color-code/id6444740127/reviews) |
| Number of ratings | 1 | **1K** |
| Positive reviews | — | 42.9% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 15 months | **Every 2 months** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 38 MB | 13 MB |
| Requires iOS | **15.1** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [ECPI University](https://appshunter.io/developer/1088961094) | [Bonsaisoft LLC](https://appshunter.io/developer/376137158) |

## What reviewers say

### Electrical Risk Checklist NTT

[App page](https://appshunter.io/ios/app/electrical-risk-checklist-ntt/id1502557019)

This app provides field-tested checklists for assessing and mitigating workplace electrical risks. It includes a reusable job planning checklist and a 5-step guide to establishing safe electrical work conditions, helping businesses manage workforce health and safety.

**Highlights:** Reusable job planning checklist, 5-step electrical safety guide, Workplace risk assessment, Emailable checklists, Hazard mitigation tools

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

**In-app purchases:** none


### 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


## Frequently asked questions

### Is Electrical Risk Checklist NTT free?

Electrical Risk Checklist NTT is free to download, with no in-app purchases.

### Is Wire Color Code free?

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

### Which has better reviews, Electrical Risk Checklist NTT or Wire Color Code?

Electrical Risk Checklist NTT is rated higher. Electrical Risk Checklist NTT averages 5.0 out of 5 from 1 ratings, while Wire Color Code averages 4.7 from 1K ratings.

### Do Electrical Risk Checklist NTT or Wire Color Code have ads?

Neither Electrical Risk Checklist NTT nor Wire Color Code shows ads.

### Which is updated more often, Electrical Risk Checklist NTT or Wire Color Code?

Electrical Risk Checklist NTT ships an update every 15 months, and Wire Color Code every 2 months. Most recently, Electrical Risk Checklist NTT was updated on October 3, 2026 and Wire Color Code on October 13, 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.*