# SkillCat vs Electrical 3D Interactive Lab

The clearest difference is price: SkillCat at Free against Electrical 3D Interactive Lab's $7.99. SkillCat also leads on chart position (#61 vs unranked) and iOS requirement (13.6 vs 16.0). Electrical 3D Interactive Lab's advantage is in-app purchases (none vs 8) and update cadence (fortnightly vs every 5 weeks). On ads and device support there is nothing between them.

SkillCat is free to download; Electrical 3D Interactive Lab costs $7.99 up front. SkillCat sells 7 in-app purchases, starting at $10.00 per month. Electrical 3D Interactive Lab asks for nothing beyond the download.

SkillCat ships an update every 5 weeks, Electrical 3D Interactive Lab fortnightly. The most recent releases landed on November 7, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | SkillCat | Electrical 3D Interactive Lab |
| --- | --- | --- |
| Price | **Free** | $7.99 |
| Rating | **[4.9 (10K ratings)](https://appshunter.io/ios/app/skillcat-epa-608-and-hvac/id1588071312/reviews)** | — |
| Number of ratings | **10K** | — |
| Positive reviews | 82.9% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Fortnightly** |
| Monetization | Subscription | — |
| Best chart rank | **#61** | — |
| Size | 93 MB | 4 MB |
| Requires iOS | **13.6** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [SkillCat Inc](https://appshunter.io/developer/1588071314) | [Yuhsiu Lai](https://appshunter.io/developer/433114647) |

## What reviewers say

### SkillCat

[App page](https://appshunter.io/ios/app/skillcat-epa-608-and-hvac/id1588071312)

**Currently charting:** #61 Top Grossing · Education (US App Store)

This app offers accredited online trade school courses and certifications for HVAC, plumbing, electrical, and more. Learn at your own pace, on your phone, and earn valuable credentials like EPA 608 and OSHA-10 without traditional school debt.

**Highlights:** EPA 608 & 609 Certification, Accredited Trade School Diplomas, OSHA-10 Certification, NATE Certification Prep, 200+ Trade Courses, Mobile-first learning

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Subscription | $10.00 | per month |
| Annual Subscription | $96.00 | per year |
| NATE RTW - One Retake Attempt | $0.49 | one-time |
| NATE RTW - One Retake Attempt | $45.00 | one-time |
| NATE RTW - First Attempt | $60.00 | one-time |
| BSP Exam: First Attempt | $119.99 | one-time |
| BSP Exam: Additional Attempt | $119.99 | one-time |

**What reviewers like**

- 🚀 Efficient learning experience
- 👍 Comprehensive course content
- 💡 Convenient online/mobile access
- 👍 Affordable certification process
- 👍 Helpful customer support

**What reviewers complain about**

- 🐛 Bugs and glitches in the app
- 🔍 Lack of dedicated support
- 🔍 Unclear subscription policies

**Reported bugs**

- Login issues and long loading times
- Inconsistent course access and progress tracking
- Proctored exam technical problems

**Requested features**

- More certification options beyond EPA 608
- Improved stability and performance
- Enhanced user interface and navigation


### Electrical 3D Interactive Lab

[App page](https://appshunter.io/ios/app/electrical-3d-interactive-lab/id6766152598)

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

**In-app purchases:** none


## Frequently asked questions

### Is SkillCat free?

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

### Is Electrical 3D Interactive Lab free?

Electrical 3D Interactive Lab costs $7.99, with no in-app purchases.

### Do SkillCat or Electrical 3D Interactive Lab have ads?

Neither SkillCat nor Electrical 3D Interactive Lab shows ads.

### Which is updated more often, SkillCat or Electrical 3D Interactive Lab?

SkillCat ships an update every 5 weeks, and Electrical 3D Interactive Lab fortnightly. Most recently, SkillCat was updated on November 7, 2026 and Electrical 3D Interactive Lab on November 3, 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.*