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I already use GCA
Customer support
Sign in and tap the blue chat bubble. This gives the support team the account context needed to help you properly.
Sign in for support Monday to Friday, 9am to 5pmContact Gas Certificate App
Already use GCA? Head straight to customer support. Thinking about switching? Speak to the team about pricing, features or getting started.
I already use GCA
Sign in and tap the blue chat bubble. This gives the support team the account context needed to help you properly.
Sign in for support Monday to Friday, 9am to 5pmI am considering GCA
Ask about pricing, user roles, features or whether Gas Certificate App is the right fit for your business.
Call 0203 633 1775 Email the teamSomething else
For partnerships, press, account questions or anything that does not fit the routes above, email the Trade Apps team.
Email info@tradeapps.co.uk Please do not send passwords or card details
UK-based customer support
Talk to a real person
Wendy is one of our customer support advisers. Contact Wendy and the team by phone, email or the in-app support chat. If you already use Gas Certificate App, signing in and using the blue chat bubble helps your question reach the right person with the account context they need.
Quick answers
These pages answer common questions about pricing, user access, Offline Mode and everyday use of Gas Certificate App.
Compare monthly and yearly billing, user roles and annual savings.
View pricing 02Check which features are available to each type of user.
Compare features 03Learn how to prepare mobile certificate work before losing signal.
Read the guide 04Browse practical guides for using Gas Certificate App features.
Visit help centreContact FAQs
A few useful details that can help the team answer your question without a game of email tennis.
Sign in to Gas Certificate App and tap the blue chat bubble at the bottom right of the screen. This sends your question to the customer support team with the account context they need to help.
The customer service team is available Monday to Friday from 9:00am to 5:00pm.
Yes. Call 0203 633 1775 or email info@tradeapps.co.uk to ask about pricing, features, user roles or whether Gas Certificate App is suitable for your business.
Include the email address used for your account, the device you are using, what you were trying to do and any error message you saw. Do not send passwords or payment card details.
Social media messages are not always monitored for customer support. Existing customers should use the in-app customer support chat for the quickest route to the appropriate team.
Not using GCA yet?
Explore certificates, jobs, customers, quotes and invoices before deciding whether to subscribe. No payment card is required to start.