# Gas Engineer Software vs Proxix

The clearest difference is in-app purchases: Proxix at none against Gas Engineer Software's 1. Gas Engineer Software's advantage is update cadence (weekly vs fortnightly). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Gas Engineer Software sells 1 one-off in-app purchase. Proxix asks for nothing beyond the download.

Gas Engineer Software ships an update weekly, Proxix fortnightly. The most recent releases landed on October 17, 2026 and September 9, 2026 respectively.

## The numbers

| Metric | Gas Engineer Software | Proxix |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 84.6% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Weekly** | Fortnightly |
| Monetization | Free with in-app purchases | — |
| Size | 196 MB | 85 MB |
| Requires iOS | **15.0** | 15.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Software Works for You Ltd](https://appshunter.io/developer/771853288) | [PROXIX ltd](https://appshunter.io/developer/1849315237) |

## What reviewers say

### Gas Engineer Software

[App page](https://appshunter.io/ios/app/gas-engineer-software-ges/id771853285)

This comprehensive app helps gas, oil, and plumbing professionals streamline their business operations. It allows for the creation of industry-specific certificates, issuance of quotes and invoices, and efficient job scheduling. Manage your team, customers, and finances from any device, anywhere, saving time and boosting revenue.

**Highlights:** Create industry certificates, Issue quotes and invoices, Schedule jobs with calendar, Manage team and customers, Automated service reminders, Offline access

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Single Engineer - 12 Months Subscription | $19.00 | one-time |

**What reviewers like**

- 👍 Easy to use
- ⏱️ Time saver
- 💼 Professional appearance
- 📈 Scales with business growth
- 🛠️ Reliable day-to-day

**What reviewers complain about**

- 💰 Price keeps increasing
- 📉 No real improvement seen
- 😠 Greed perceived
- ⚠️ Unexpected maintenance
- ✍️ Small font size

**Reported bugs**

- Unexpected site shutdowns
- Syncing is slow
- Glitches in invoicing following a job report
- App has become very slow due to latest update
- Not usable at present time

**Requested features**

- Add multiple picture attachments
- Select several photos at once
- Flag jobs as finished
- Oil forms for non-OFTEC registered companies
- Calculate pipe work volume and purge volume


### Proxix

[App page](https://appshunter.io/ios/app/proxix/id6754624473)

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

**In-app purchases:** none


## Frequently asked questions

### Is Gas Engineer Software free?

Gas Engineer Software is free to download, with in-app purchases available.

### Is Proxix free?

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

### Do Gas Engineer Software or Proxix have ads?

Neither Gas Engineer Software nor Proxix shows ads.

### Which is updated more often, Gas Engineer Software or Proxix?

Gas Engineer Software ships an update weekly, and Proxix fortnightly. Most recently, Gas Engineer Software was updated on October 17, 2026 and Proxix on September 9, 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.*