# ECA Boilers vs Gas Engineer App

The clearest difference is update cadence: Gas Engineer App at every 3 days against ECA Boilers's every 2 weeks. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

ECA Boilers ships an update every 2 weeks, Gas Engineer App every 3 days. The most recent releases landed on September 8, 2026 and September 24, 2026 respectively.

## The numbers

| Metric | ECA Boilers | Gas Engineer App |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 weeks | **Every 3 days** |
| Monetization | — | Subscription |
| Size | 22 MB | 62 MB |
| Requires iOS | 15.6 | **15.1** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [LightPe](https://appshunter.io/developer/1609628711) | [EsoftArena](https://appshunter.io/developer/1882381423) |

## What reviewers say

### ECA Boilers

[App page](https://appshunter.io/ios/app/eca-boilers/id6745733255)

**Features:** macOS Compatibility

**In-app purchases:** none


### Gas Engineer App

[App page](https://appshunter.io/ios/app/gas-engineer-app/id6760107629)

Streamline your gas engineering business with this comprehensive mobile tool. Manage customer and job details, generate professional quotes and invoices, and create essential certificates securely. Reduce paperwork and accelerate payments for a more efficient workflow.

**Highlights:** Customer and job management, Quote and invoice generation, Certificate creation, Secure data storage, Reduced paperwork, Faster payments

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

**In-app purchases:** none


## Frequently asked questions

### Is ECA Boilers free?

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

### Is Gas Engineer App free?

Gas Engineer App is free to download, with no in-app purchases.

### Do ECA Boilers or Gas Engineer App have ads?

Neither ECA Boilers nor Gas Engineer App shows ads.

### Which is updated more often, ECA Boilers or Gas Engineer App?

ECA Boilers ships an update every 2 weeks, and Gas Engineer App every 3 days. Most recently, ECA Boilers was updated on September 8, 2026 and Gas Engineer App on September 24, 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.*