# Electrical Certificate App vs PEAK ENERGY

The clearest difference is in-app purchases: PEAK ENERGY at none against Electrical Certificate App's 2. PEAK ENERGY also leads on iOS requirement (11.0 vs 15.6). Electrical Certificate App's advantage is update cadence (every 2 weeks vs every 7 months). On price, ads and device support there is nothing between them.

Both are free to download. Electrical Certificate App sells 2 in-app purchases, starting at $19.99 per month. PEAK ENERGY asks for nothing beyond the download.

Electrical Certificate App ships an update every 2 weeks, PEAK ENERGY every 7 months. The most recent releases landed on October 28, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | Electrical Certificate App | PEAK ENERGY |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 53.8% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Every 7 months |
| Size | 47 MB | 24 MB |
| Requires iOS | 15.6 | **11.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Trade Apps LTD](https://appshunter.io/developer/1293890969) | [冠源 余](https://appshunter.io/developer/1100084170) |

## What reviewers say

### Electrical Certificate App

[App page](https://appshunter.io/ios/app/electrical-certificate-app/id1531731405)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Subscription | $19.99 | per month |
| yearly Subscription | $199.99 | per year |


### PEAK ENERGY

[App page](https://appshunter.io/ios/app/peak-energy/id1625258701)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Electrical Certificate App free?

Electrical Certificate App is free to download, with in-app purchases available.

### Is PEAK ENERGY free?

PEAK ENERGY is free to download, with no in-app purchases.

### Do Electrical Certificate App or PEAK ENERGY have ads?

Neither Electrical Certificate App nor PEAK ENERGY shows ads.

### Which is updated more often, Electrical Certificate App or PEAK ENERGY?

Electrical Certificate App ships an update every 2 weeks, and PEAK ENERGY every 7 months. Most recently, Electrical Certificate App was updated on October 28, 2026 and PEAK ENERGY on October 27, 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.*