Gas Certificate App

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Gas Certificate App: Offline Mode

Work Anywhere, Even When You’ve Got No Signal

Turn on Offline Mode and keep working on new certificates in basements, boiler rooms or rural jobs,  everything saves locally until you’re back online.

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Gas Certificate App offline mode saving certificates without internet connection
Gas Certificate App: Offline Mode

Signal drops are part of the trade. With Offline Mode, you stay productive; you just switch it on before heading into a dead zone.

ProblemSolution
You’re about to work in a loft or boiler room with no signalTurn on Offline Mode in Settings, and you can create new certificates without internet.
Signal cuts out mid-jobYour new certificate autosaves locally even while Offline Mode is switched on.
You need to access previous records on sitePast certificates require a connection, but new ones can still be completed and saved safely.
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Apps for Gas Engineers

How It Works in Three Steps

1. Turn On Offline Mode
Go to Settings → Offline Mode → Turn On Offline Mode before losing signal.

2. Create New Certificates Offline
You can start and complete new documents normally. Everything autosaves securely on your device.

3. Sync When You’re Back Online
Turn Offline Mode off (or reconnect to data/Wi-Fi), and your documents sync automatically across your account.

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For sole traders:

Stay productive even when working in signal dead zones. No more restarting jobs or losing work.

For small businesses:

Your engineers can keep creating certificates wherever they are, with automatic syncing once they’re online again.

Tech-curious engineers:

Offline Mode gives you reliability and control, everything works smoothly, and syncing is automatic.

✔ Works on mobile and desktop ✔ Secure data syncing ✔ No hidden fees ✔ Built by tradespeople, for tradespeople

Nicky C
Have used this app for a while now. As an admin user I find it easy to schedule jobs for our engineers, they even get notified by email of jobs assigned to them. You can also check if certificates have been delivered to or opened by the customer!
Gascade
All of our engineers use the Gas Certificate App. It’s laid out well, simple to complete, quick to share with customers and makes finding previous work super easy. Would 100% recommend for any gas engineer looking to streamline some crucial processes
Aaron K
From filling gas safe pads in and keeping them to using this app it’s completely changed the way I work, saving loads of time and giving a true professional feel and very affordable Using now a couple of years doing saftey checks for my repeat customers is so easy with having the details saved

FAQ

Yes — go to Settings → Offline Mode → Turn On Offline Mode.

Yes. You can create, edit and save new certificates offline.

No. You’ll need an internet connection to access past records.

Your offline work syncs instantly and becomes fully accessible.

No. New certificates are saved securely on your device until they sync online.

Desktop requires an internet connection, but mobile does not.

All in One Tool for Gas Engineers

Manage every aspect of your gas engineering business from one central hub. Gas Certificate App provides all the tools you need for certificates, job management, invoicing, customer communication, and more.

Start Your 14 Day Free Trial Here:
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Gas Certificate App on Google Play Store
Before You Go!

Start a 14 Day Free Trial. No Card Details Needed!