Built for UK gas engineers
Every MI, test and certificate.
One app in your van.
Stop googling and sitting on hold to tech support. Get the answer from the manufacturer's instructions in seconds — then test, wire, check the regs and issue the paperwork without leaving the job.
Full access to every feature for 14 days · No card needed
On the job, it looks like this
Vaillant ecoTEC plus 30 · F.28 / F.29
"Needs resetting every morning, fine the rest of the day."
Likely: gas supply / ignition on first light
Check working inlet pressure at the valve under full load, electrode gap and condition, and the condensate trap — with MI page refs.
Six tools. One subscription.
MI-backed fault finder
Make, model, GC number, codes and the complaint in plain English. Likely causes and what to check — straight from the manufacturer's instructions, with page numbers.
Sensor & tech data
Flow and return thermistor resistances, test values and tolerances pulled from the MI. Type your meter reading and get a verdict.
Guided test wizards
Step-by-step tightness test and gas rate with big timers and alerts. Pass or fail worked out for you.
Wiring centre
S-plan, Y-plan, multi-zone and smart stats. Get a 10 or 16-way junction box plan — max 3 wires per slot, bridges shown — saved to the address.
Regs photo inspector
Snap the flue, add "is this OK?" and chat it through. It asks for more photos and measurements before giving a view.
Certificates & records
Gas safety record, service record, Benchmark, installation and warning notices. Your logo and Gas Safe details filled in, signed on screen.
Sole traders
Faster fixes, fewer return visits, professional paperwork sent to the customer before you've packed up.
Heating companies
Your branding on every certificate, every engineer's jobs and wiring records in one place, ready for the next visit.
Plans & pricing
Every plan starts with a 14-day free trial of everything. No card needed. Prices exclude VAT.
Diagnostic
For breakdown work
£9.99 / month
or £99 a year (2 months free)
- MI-backed fault code & symptom diagnosis
- Sensor & tech data with meter verdicts
- Sequence of operation helper
- Data badge photo lookup
- Gas rate & CO/CO₂ calculators
- Your saved jobs
Pro Engineer
The complete toolkit
£19.99 / month
or £199 a year (2 months free)
- Everything in Diagnostic
- Regs photo inspector chat
- Wiring centre & saved junction box records
- Guided tightness & gas rate tests
- Gas safety, service, Benchmark, install & warning records
- Your Gas Safe ID & signature on every form
Company
For teams of 2+
£39 / month
includes 2 engineers · +£12.99 per extra engineer (full access)
- Everything in Pro for every engineer
- See all engineers' jobs, records & wiring
- Company logo & Gas Safe details on forms
- Shared customer & address records
- Manage your team
Your next breakdown is easier.
14 days of full access, no card needed. Add it to your home screen and it's ready on the next job.
Guidance only. Always follow the manufacturer's instructions, Gas Safety (Installation and Use) Regulations, Building Regulations and current industry standards. You remain responsible for all work and certification.