GB Gas Onsite Guide Downloads & RevenueGB Gas Onsite Guide · App Store
Not in any tracked top chart right now.
Updated 11 Nov 2026 · rankings refresh through the day
DeveloperGB-GAS.CO.UK
CategoryBusiness
PriceFree
Released
Rating★ 5.0 (2)
Version5
Age rating4+
First seen by us
23 Oct 2026
Full timeline · 3 events
- 🆕GB Gas Onsite Guide first spotted by AppInsiderUnited Kingdom (found via developer)
- 📦GB Gas Onsite Guide version 5What’s New in This Version
Updated with the latest 2026 GB-GAS guides and technical reference information, including:
- Updated tightness testing guidance
- Installation volume calculations
- Purge volume calculations to IGE/UP/1B
- Maximum permitted leakage rates
- Maximum load working pressure at the meter
- Updated gas rate and heat input information
- Improved fault-finding reference material
- Updated Gas Safety Devices and Controls guide
- New section navigation and page-linked notes
- Pinch-to-zoom and improved page turning
- 3-session full-guide trial with one-time permanent unlock and Restore Purchases
This version also includes refreshed GB-GAS styling and the updated splash screen.… more - 🆕GB Gas Onsite Guide released on the App Store
Collected from the stores by AppInsider since we first spotted the app. Dates are when we saw each change.
Rating
5.0 ★
2 ratings
Measured
GB Gas Onsite Guide on the App Store
App details
App ID
1537237630
Publisher
George A Brown
On the store since
Nov 2020
6 years on the store
Minimum OS
iOS 15.0+
iPhone 6s and later
Devices
iPhone · iPad
Universal purchase
Content rating
4+
Languages
1
EN
Size
20 MB
Also listed in
Books
Where it ranks now
Every top chart it appears in across 30 countries.
| Country | Charts | Rank |
|---|---|---|
| Not charting right now. | ||
Ratings
App Store, worldwide.
Rating
5.0 ★
2 ratings
Measured
Ratings
2
Measured
About GB Gas Onsite Guide
The onsite guide contains every test process for domestic natural gas engineers, The guide will automatically be updated rather than downloading a new version. Make sure updates are turned on for this app.
Latest updates
5
What’s New in This Version
Updated with the latest 2026 GB-GAS guides and technical reference information, including:
- Updated tightness testing guidance
- Installation volume calculations
- Purge volume calculations to IGE/UP/1B
- Maximum permitted leakage rates
- Maximum load working pressure at the meter
- Updated gas rate and heat input information
- Improved fault-finding reference material
- Updated Gas Safety Devices and Controls guide
- New section navigation and page-linked notes
- Pinch-to-zoom and improved page turning
- 3-session full-guide trial with one-time permanent unlock and Restore Purchases
This version also includes refreshed GB-GAS styling and the updated splash screen.