Join thousands of gas engineers and heating professionals using Checker to manage jobs, staff, paperwork, and compliance – anytime, anywhere.
Forget paper forms and disorganised folders. Checker gives you a single place to upload, manage, and share essential gas-related documents, including:
Gas Safety Certificates (CP12)
Boiler Service Records
Installation & Commissioning Certificates
Tightness Testing & Purging Reports
Risk Assessments and Method Statements (RAMS)
Customer Sign-Offs and Reports
Gas engineers and subcontractors can fill out jobsheets right from their phones or tablets – logging time on site, materials used, and work completed as it happens.
No more lost hours or incomplete records – just clear, accurate job tracking every time.
Never miss a service or inspection. Checker automatically reminds your customers when it’s time for:
Annual boiler servicing
Landlord Gas Safety Checks (CP12 renewals)
Follow-up maintenance visits
Checker connects with Xero, QuickBooks, and iZettle, syncing your quotes, invoices, and payments directly with your accounting software.
Cut down on admin, eliminate double entry, and stay on top of your finances effortlessly.
Whether you’re in the office or on-site, Checker keeps all your gas certificates, reports, and job records securely stored in the cloud – with real-time syncing across all devices and users in your business.
Built specifically for gas and heating professionals
Upload and manage gas safety certificates and reports
Create and send quotes, invoices, and digital jobsheets
Unlimited sub-users with role-based access
Seamless syncing with accounting platforms
Mobile-friendly, intuitive interface anyone can use
Try it FREE for 30 days – no credit card needed
