# 7909 Certification vs TECH ToolBox

The clearest difference is price: 7909 Certification at Free against TECH ToolBox's $6.99. 7909 Certification also leads on iOS requirement (11.0 vs 17.5). TECH ToolBox's advantage is in-app purchases (none vs 3). On update cadence, ads and device support there is nothing between them.

7909 Certification is free to download; TECH ToolBox costs $6.99 up front. 7909 Certification sells 3 one-off in-app purchases. TECH ToolBox asks for nothing beyond the download.

7909 Certification ships an update every 3 months, TECH ToolBox every 2 months. The most recent releases landed on October 8, 2026 and October 1, 2026 respectively.

## The numbers

| Metric | 7909 Certification | TECH ToolBox |
| --- | --- | --- |
| Price | **Free** | $6.99 |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/7909-certification/id1544521777/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 2 months** |
| Monetization | Free | — |
| Size | 6 MB | 22 MB |
| Requires iOS | **11.0** | 17.5 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Pro Certs Software Ltd](https://appshunter.io/developer/444429696) | [1BIGRIG Ltd](https://appshunter.io/developer/1792073283) |

## What reviewers say

### 7909 Certification

[App page](https://appshunter.io/ios/app/7909-certification/id1544521777)

This app generates digital electrical certification forms for temporary installations based on BS 7909. It allows for easy creation, saving, emailing, and printing of completion certificates, test results, and confirmations. Features include data import/export, local backup, and automatic calculations for PSSC and G3 forms.

**Highlights:** Generate BS 7909 completion certificates, Save, print, or email PDF certificates, Import/export system data between devices, Local backup and restore functionality, Automatic PSSC calculation and G3 generation, Offline work capability, Customizable company logo and colors

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 100 Credits | $59.99 | one-time |
| 200 Credits | $99.99 | one-time |
| 300 Credits | $119.99 | one-time |


### TECH ToolBox

[App page](https://appshunter.io/ios/app/tech-toolbox/id6741366999)

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

**In-app purchases:** none


## Frequently asked questions

### Is 7909 Certification free?

7909 Certification is free to download, with in-app purchases available.

### Is TECH ToolBox free?

TECH ToolBox costs $6.99, with no in-app purchases.

### Do 7909 Certification or TECH ToolBox have ads?

Neither 7909 Certification nor TECH ToolBox shows ads.

### Which is updated more often, 7909 Certification or TECH ToolBox?

7909 Certification ships an update every 3 months, and TECH ToolBox every 2 months. Most recently, 7909 Certification was updated on October 8, 2026 and TECH ToolBox 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.*