Gas Engineer Software - GES6.93
Publisher Description
Certificate & job software for heating & plumbing businesses.
Run your heating & plumbing business in one place and keep the diary full.
Gas Engineer Software (GES) is the complete job management system built specifically for UK heating and plumbing businesses. Certificates, jobs, quotes, invoices, payments, on-site tools and automatic service reminders: One app, for every job, on your phone or back at the office.
More than 7,000 UK businesses trust GES to run their jobs, backed by 14 years in the market.
More than a basic gas certificate app, GES is a full system that runs the business issuing them, then turns this year's certificate into next year's booked work.
GROW YOUR BUSINESS
🔁 Automatic service reminders keep loyal customers coming back year after year and book the repeat work for you
📈 Businesses on GES see an average 37% revenue increase in their first year
💳 Get paid faster with QR codes and payment links included with your invoices (powered by Crezco), with automatic chasing for late payers
LOSE THE PAPERWORK
🗓️ Quickly generate estimates, quotes, and invoices with templates or an AI draft, complete with statuses and payment tracking.
🔄 Convert accepted quotes into invoices in one tap
📋 UK gas, oil, and heat pump certificates, signed on-site and sent
📩 Send appointment confirmations to customers in one click
💰 Generate customer statements in seconds
🔔 GES saves each person on the team 6.6+ hours a week
BUILT FOR HEATING & PLUMBING
🔧 The entire GES workflow is designed around heating & plumbing jobs, not bolted onto a generic trades system
👥 Manage your jobs, your diary, and your team in one place. GES works perfectly for sole traders and larger operations that need to connect office staff with engineers
🔌 Sync payments, customers, and invoices to Xero, QuickBooks, or Sage
📲 Pull readings from your Anton, Kane or TPI flue gas analyser straight into a certificate
📖 Reference 2,300+ boiler manual PDFs in the app, along with AI Assist to get the answers you need faster
🤳 In-app calculators for gas rating, pipe sizing, installation volume, and tightness testing
🇬🇧 UK-built, with UK support that actually knows heating via phone, chat, and email
🛜 Full offline access on the mobile apps, syncing when next online
TRUSTED WITH WHAT MATTERS
Your business data, certificates and property records are important, and the engine of your repeat work. GES has 14 years of experience keeping everything safe & adhering to data security best practises.
EVERY CERTIFICATE, BUILT IN
Gas: Homeowner Gas Safety Record · Landlord Gas Safety Record (CP12) · Gas Warning Notice · Gas Service Record · Gas Breakdown Record · Installation & Commissioning Checklist · Non-Domestic Gas Safety Record · Leisure Industry Gas Safety Record · LPG Gas Safety Record · Non-Domestic Testing & Purging Record · Non-Domestic Catering Record.
Oil: CD/10 Installation Completion · CD/11 Servicing & Commissioning · CD/12 Landlord Oil Installation Check · CD/14 Oil Warning & Advice Notice · TI/133D Oil Storage & Tank Risk Report.
Other: Air Source Heat Pump Service Record, Legionella Risk Assessment, Minor Electrical Works Record, Unvented Hot Water Cylinder
EVERYTHING ELSE IN ONE PLACE
Job sheets · quoting & invoicing · job scheduling with calendar · team management and roles · customer database (CRM) · automatic boiler service reminders · email and SMS reminders · web portal syncing · full offline access · gas rate, pipe sizing & installation volume calculators.
REQUEST A DEMO
If you want to see the app in action or get a better idea of how it works, book a demo with our team. We’ll give you a thorough walkthrough & answer any questions.
https://gasengineersoftware.co.uk/gas-engineer-software-demo/
QUESTIONS?
Contact our customer support team at
support@gasengineersoftware.co.uk or 0207 129 7058
About Gas Engineer Software - GES
The company that develops Gas Engineer Software - GES is Software Works for You Ltd. The latest version released by its developer is 6.93.
To install Gas Engineer Software - GES on your Android device, just click the green Continue To App button above to start the installation process. The app is listed on our website since 2026-10-15 and was downloaded 8 times. We have already checked if the download link is safe, however for your own protection we recommend that you scan the downloaded app with your antivirus. Your antivirus may detect the Gas Engineer Software - GES as malware as malware if the download link to com.gasengineerapp is broken.
How to install Gas Engineer Software - GES on your Android device:
- Click on the Continue To App button on our website. This will redirect you to Google Play.
- Once the Gas Engineer Software - GES is shown in the Google Play listing of your Android device, you can start its download and installation. Tap on the Install button located below the search bar and to the right of the app icon.
- A pop-up window with the permissions required by Gas Engineer Software - GES will be shown. Click on Accept to continue the process.
- Gas Engineer Software - GES will be downloaded onto your device, displaying a progress. Once the download completes, the installation will start and you'll get a notification after the installation is finished.
Program Details
System requirements
Download information
Pricing
Version History
version 6.93
posted on 2026-10-15
Discounts are now available on estimates and quotes. Add them upfront and carry them through when converting to invoices.
You'll also find in this update:
● Convert pending, expired and accepted quotes straight to invoices
● Refer a friend by email or share link
● Blue Flame Cond. oil burner option
● Issue dates stay correct after midnight
● Clearer UK wording across the app
● Various behind-the-scenes performance improvements
version 6.91
posted on 2026-10-05
Gas Installation Volume Calculator is now in the app! Work out installation and purge volumes, then check tightness test results on site.
You'll also find in this update:
● More Gas Service safety checks now include N/A, with N/A pre-selected across key Gas Safety and Gas Service questions
● CD/11 inspection field limits now match the issued record
● Various behind-the-scenes performance improvements
version 6.90
posted on 2026-09-28
Search inside boiler manuals is here! Find keywords in a manual and jump straight to the page you need.
You'll also find in this update:
● Address Photos now only shows photos, not PDF documents
● AI tools stay reliable during longer app sessions
● Expired accounts now show the usual account inactive prompt when signing in
● Various behind-the-scenes performance improvements
version 6.89
posted on 2026-09-18
Quote statuses are here! Filter by status, see statuses on PDFs, and accept, decline, cancel or convert quotes faster.
You'll also find in this update:
● Scan oil burner serial numbers
● Updated record creation and lookup screens, plus ND Gas Safety Visual option
● FGA formatting and High/Low appendices improved
● Older quote emails, FGA attachments and CC editing improved
● Unsaved photo warnings; event emails return to Event Details
● Various behind-the-scenes performance improvements
version 6.87
posted on 2026-09-15
You can now remove invoice payments in the app. No need to switch to the web portal if a payment was added by mistake.
You'll also find in this update:
● Updated LPG Safety Record creation and lookup lists
● Updated Leisure Gas Safety Record creation and lookup lists
● Updated Catering Record creation and lookup lists
● Smoother appliance code entry, with the keyboard staying on the right layout
● Various behind-the-scenes performance improvements
version 6.86
posted on 2026-09-07
Paid invoice syncing is now much faster. Update now for smoother syncs.
You'll also find in this update:
● Refreshed record creation and lookup screens
● Trial access to AI boiler manuals for more users, plus a new dot until opened
● A Visual option on ND Gas Safety appliance inspections
● Appliance details stay put after reopening, helping prevent duplicates
● Money displays consistently, e.g. £1,000.00
● Various behind-the-scenes performance improvements
version 6.85.2
posted on 2026-09-01
Air Source Heat Pump Service Records are now here! If you work with heat pumps, update your app to create and issue them.
You'll also find in this update:
● GCN fields can be selected and copied
● Cancelled jobs close without unexpected messages
● Re-emailed records stay in their original list position
● Removed payments show correctly on invoices
● Date limits stop extreme dates affecting records
● Various behind-the-scenes performance improvements
version 6.83.0
posted on 2026-08-19
Create and polish quotes, invoices and estimates with AI. Turn a job description into a draft fast.
You'll also find in this update:
● Long job notes can now be pasted
● Gas Service Records include more N/A options
● Gas records no longer create blank duplicates
● Quotes and estimates keep the current job status
● Invoice emails include all invoices
● Biogas added to testing and purging certificates
● Various behind-the-scenes performance improvements
version 6.82.0
posted on 2026-08-04
Quote expiry dates are now here! Dates can be auto-calculated, edited or cleared, so customers know when to respond.
You'll also find in this update:
● Add and view PDFs in job photos
● Improved certificate email handling so outdated emails aren't sent
● Various behind-the-scenes performance improvements
version 6.80.0
posted on 2026-07-30
Gas service due dates now stay exactly as first calculated when you edit an issued certificate. No more unexpected changes — just the date you approved.
You'll also find in this update:
● More reliable handling of gas safety due dates during edits
● Various behind-the-scenes performance improvements
