# 7909 Certification vs Sixth Degree

The clearest difference is in-app purchases: Sixth Degree at none against 7909 Certification's 3. Sixth Degree also leads on update cadence (every 3 weeks vs every 3 months). 7909 Certification's advantage is iOS requirement (11.0 vs 15.1). On price, ads and device support there is nothing between them.

Both are free to download. 7909 Certification sells 3 one-off in-app purchases. Sixth Degree asks for nothing beyond the download.

7909 Certification ships an update every 3 months, Sixth Degree every 3 weeks. The most recent releases landed on September 21, 2026 and September 17, 2026 respectively.

## The numbers

| Metric | 7909 Certification | Sixth Degree |
| --- | --- | --- |
| Price | Free | Free |
| 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 3 weeks** |
| Monetization | Free | — |
| Size | 6 MB | 45 MB |
| Requires iOS | **11.0** | 15.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Pro Certs Software Ltd](https://appshunter.io/developer/444429696) | [Sixth Degree Tech LTD](https://appshunter.io/developer/1661092947) |

## 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 |


### Sixth Degree

[App page](https://appshunter.io/ios/app/sixth-degree/id1661092945)

**Features:** 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 Sixth Degree free?

Sixth Degree is free to download, with no in-app purchases.

### Do 7909 Certification or Sixth Degree have ads?

Neither 7909 Certification nor Sixth Degree shows ads.

### Which is updated more often, 7909 Certification or Sixth Degree?

7909 Certification ships an update every 3 months, and Sixth Degree every 3 weeks. Most recently, 7909 Certification was updated on September 21, 2026 and Sixth Degree on September 17, 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.*