# Electrical Certificate App vs ESi GO

The clearest difference is in-app purchases: ESi GO at none against Electrical Certificate App's 2. Electrical Certificate App's advantage is update cadence (every 2 weeks vs every 3 months) and device support (3 vs 1). On price and ads there is nothing between them.

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

Electrical Certificate App ships an update every 2 weeks, ESi GO every 3 months. The most recent releases landed on October 9, 2026 and October 1, 2026 respectively.

## The numbers

| Metric | Electrical Certificate App | ESi GO |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Every 3 months |
| Size | 47 MB | 27 MB |
| Requires iOS | **15.6** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Trade Apps LTD](https://appshunter.io/developer/1293890969) | [ESI Controls Ltd](https://appshunter.io/developer/1151779580) |

## 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 |


### ESi GO

[App page](https://appshunter.io/ios/app/esi-go/id6450834617)

**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 ESi GO free?

ESi GO is free to download, with no in-app purchases.

### Do Electrical Certificate App or ESi GO have ads?

Neither Electrical Certificate App nor ESi GO shows ads.

### Which is updated more often, Electrical Certificate App or ESi GO?

Electrical Certificate App ships an update every 2 weeks, and ESi GO every 3 months. Most recently, Electrical Certificate App was updated on October 9, 2026 and ESi GO on October 1, 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.*