Completely free
No subscription. No catch. No hidden fees.
Built by a gas engineer
Designed for boilers and heat pumps.
No app needed
Works on any phone browser. Scan and go.
New
BoilerTag now covers heat pumps.
Commissioning, performance tracking, and full service history — all in one scan.
Built for engineers
Tools that make your job faster, not harder
DIAGNOSTICS
AI Fault Diagnostics
Instant, search-grounded guidance for any fault code. Get manufacturer-specific steps in seconds, not minutes.
Supported brands
+ 14 more brands
COMPLIANCE
CP12 Certificates in Seconds
Generate professional gas safety certificates without the paperwork. Most fields are pre-filled from previous visits, and AI handles the rest.
8 of 12 fields pre-filled
From visit on 15 Feb 2025
COMMUNICATION
AI Customer Notes
Professional service summaries generated instantly from your readings. Your customers get clear, jargon-free notes they actually understand.
Your readings
Annual service completed. All safety checks passed. Gas pressure readings within normal range.
RETENTION
Auto Rebooking Reminders
Your customers get automatic reminders when their service is due. You stay booked without lifting a finger.
Tuesday, 25 February
4 weeks before
Your boiler service is due in 4 weeks. Tap to book with your engineer.
1 week before
Service due next week — Book now to avoid missing your annual service.
TOOLS
Serial Code Scanner
Point your camera at any data plate — boiler or heat pump — and AI reads the serial number instantly. No more squinting or mistyping.
Scanning...
How it works
Six simple steps to smarter heating system management
Stick the tag on
Peel and stick a BoilerTag onto any boiler or heat pump. Takes 2 seconds, lasts for years.
Scan the QR code
Point your phone camera at the code. No app needed—it opens straight in your browser.
Complete the fastest service form
Log the service in under 30 seconds. The form remembers your details and auto-fills next time.
Auto alerts for next year
Your customer gets a friendly reminder when their annual service is due—bringing them back to you.
Every heating system has a history
Full service records, certificates, and repairs—all accessible with a quick scan.
You stay the engineer of choice
Your details are on every tag. When anyone scans, they see your business first.
Every UK boiler. Every manual.
Fault codes, spec sheets and full manuals — automatically linked to every boiler you tag. So when you or your customer scan, the right answers are already there.